Redistricting California (Part 4): Hypothetical Unicameral Legislature

In the last part of my redistricting California series, here is a map of what a 120-district unicameral legislature, the Senate and Assembly merged, might look like. I did this map at the same time as the Assembly map.

Majority-White: 54

Majority-Black: 1

Majority-Hispanic: 16

Majority-Minority: 49

Safe Dem: 56

Likely Dem: 13

Lean Dem: 6

Toss-Up: 10

Lean GOP: 14

Likely GOP: 11

Safe GOP: 10

Outer NorCal

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LD-01: Humboldt County, Mendocino County, most of Sonoma County

Demographics: 78% White, 13% Hispanic

2008 President: Obama 68%, McCain 29% (SAFE DEM: D+15)

LD-02: Most of southern Sonoma County

Demographics: 73% White, 18% Hispanic

2008 President: Obama 74%, McCain 24% (SAFE DEM: D+21)

LD-03: Marin County, Petaluma in Sonoma County

Demographics: 78% White, 12% Hispanic, 5% Asian

2008 President: Obama 77%, McCain 21% (SAFE DEM: D+24)

LD-04: Del Norte County, Siskiyou County, Trinity County, Shasta County, Modoc County, Lassen County

Demographics: 83% White, 7% Hispanic

2008 President: McCain 60%, Obama 38% (SAFE GOP: R+14)

LD-05: Tehama County, Glenn County, Colusa County, most of Butte County

Demographics: 77% White, 15% Hispanic

2008 President: McCain 51%, Obama 47% (LEAN GOP: R+5)

LD-06: Sutter County, Yuba County, Sierra County, Plumas County, most of Nevada County, Oroville in Butte County

Demographics: 72% White, 15% Hispanic, 6% Asian

2008 President: McCain 52%, Obama 46% (LIKELY GOP: R+6)

LD-07: Lake County, Napa County, Vallejo in Solano County

Demographics: 58% White, 18% Hispanic, 10% Asian, 9% Black

2008 President: Obama 67%, McCain 31% (SAFE DEM: D+14)

LD-08: Yolo County, Vacaville and Winters in Solano County

Demographics: 60% White, 23% Hispanic, 8% Asian

2008 President: Obama 62%, McCain 36% (LIKELY DEM: D+9)

LD-09: Most of Solano County, southern and eastern Sacramento County

Demographics: 60% White, 16% Hispanic, 10% Asian, 9% Black

2008 President: Obama 56%, McCain 43% (LEAN DEM: D+3)

LD-10: Southern Sacramento

Demographics: 40% White, 20% Asian, 19% Hispanic, 15% Black

2008 President: Obama 65%, McCain 34% (SAFE DEM: D+12)

LD-11: Central Sacramento

Demographics: 50% White, 18% Hispanic, 15% Asian, 11% Black

2008 President: Obama 69%, McCain 29% (SAFE DEM: D+16)

LD-12: Northern Sacramento

Demographics: 61% White, 16% Hispanic, 9% Black, 8% Asian

2008 President: Obama 62%, McCain 36% (LIKELY DEM: D+9)

LD-13: Placer County, part of southern Nevada County

Demographics: 81% White, 11% Hispanic

2008 President: McCain 54%, Obama 44% (LIKELY GOP: R+8)

LD-14: Northwestern Sacramento County, southeastern Placer County

Demographics: 74% White, 10% Hispanic, 5% Black, 5% Asian

2008 President: McCain 50%, Obama 48% (LEAN GOP: R+3)

LD-15: El Dorado County, Citrus Heights and Folsom in Sacramento County

Demographics: 82% White, 10% Hispanic

2008 President: McCain 54%, Obama 44% (LIKELY GOP: R+8)

San Francisco/Oakland/East Bay

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LD-16: Western San Francisco

Demographics: 50% White, 36% Asian, 6% Hispanic

2008 President: Obama 82%, McCain 16% (SAFE DEM: D+29)

LD-17: Northeastern San Francisco

Demographics: 49% White, 24% Asian, 17% Hispanic, 7% Black

2008 President: Obama 86%, McCain 12% (SAFE DEM: D+33)

LD-18: Southeastern San Francisco, Daly City

Demographics: 41% Asian, 23% Hispanic, 22% White, 11% Black

2008 President: Obama 82%, McCain 16% (SAFE DEM: D+29)

LD-19: Martinez, Richmond

Demographics: 39% White, 21% Hispanic, 19% BLack, 17% Asian

2008 President: Obama 80%, McCain 18% (SAFE DEM: D+27)

LD-20: Berkeley, Emeryville

Demographics: 49% White, 22% Black, 16% Asian, 9% Hispanic

2008 President: Obama 91%, McCain 7% (SAFE DEM: D+38)

LD-21: Oakland

Demographics: 31% Black, 26% Hispanic, 20% White, 18% Asian

2008 President: Obama 87%, McCain 11% (SAFE DEM: D+34)

LD-22: South San Francisco, San Mateo, Pacifica

Demographics: 52% White, 21% Hispanic, 21% Asian

2008 President: Obama 73%, McCain 25% (SAFE DEM: D+20)

LD-23: Most of San Mateo County, small part of northwestern Santa Clara County

Demographics: 58% White, 22% Hispanic, 12% Asian

2008 President: 74% Obama, 24% McCain (SAFE DEM: D+21)

LD-24: Silicon Valley

Demographics: 52% White, 29% Asian, 13% Hispanic

2008 President: 75% Obama, 23% McCain (SAFE DEM: D+22)

LD-25: Pleasant Hill, Lafayette, Orinda

Demographics: 72% White, 12% Hispanic, 10% Asian

2008 President: Obama 67%, McCain 31% (SAFE DEM: D+14)

LD-26: Eastern Contra Costa County

Demographics: 56% White, 23% Hispanic, 9% Black, 8% Asian

2008 President: Obama 64%, McCain 35% (SAFE DEM: D+11)

LD-27: San Ramon, eastern Alameda County

Demographics: 76% White, 10% Asian, 9% Hispanic

2008 President: Obama 59%, McCain 39% (LIKELY DEM: D+6)

LD-28: San Leandro

Demographics: 40% White, 26% Hispanic, 18% Asian, 10% Black

2008 President: Obama 75%, McCain 23% (SAFE DEM: D+22)

LD-29: Hayward, Union City, Fremont

Demographics: 35% White, 34% Asian, 20% Hispanic, 5% Black

2008 President: Obama 73%, McCain 25% (SAFE DEM: D+20)

LD-30: Milpitas, Santa Clara

Demographics: 42% White, 35% Asian, 16% Hispanic

2008 President: Obama 70%, McCain, 28% (SAFE DEM: D+17)

LD-31: Northern San Jose

Demographics: 35% Hispanic, 29% Asian, 29% White

2008 President: Obama 73%, McCain 25% (SAFE DEM: D+20)

LD-32: Eastern San Jose

Demographics: 44% Hispanic, 33% Asian, 16% White

2008 President: Obama 70%, McCain 29% (SAFE DEM: D+17)

LD-33: Downtown San Jose

Demographics: 62% White, 16% Hispanic, 15% Asian

2008 President: Obama 67%, McCain 32% (SAFE DEM: D+14)

LD-34: Palo Alto, Cupertino, Monte Sereno, western Stanislaus County

Demographics: 62% White, 18% Hispanic

2008 President: Obama 63%, McCain 35% (SAFE DEM: D+10)

LD-35: Santa Cruz County, Gilroy

Demographics: 61% White, 31% Hispanic

2008 President: Obama 76%, McCain 22% (SAFE DEM: D+23)

Central

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LD-36: Turlock, Merced County

Demographics: 44% White, 42% Hispanic

2008 President: Obama 52%, McCain 46% (TOSS-UP: R+1)

LD-37: Lodi, Tracy, Escalon, Ripon

Demographics: 57% White, 27% Hispanic, 8% Asian

2008 President: McCain 50%, Obama 48% (LEAN GOP: R+4)

LD-38: Stockton

Demographics: 34% White, 33% Hispanic, 18% Asian, 10% Black

2008 President: Obama 64%, McCain 34% (SAFE DEM: D+11)

LD-39: Lathrop, Manteca, Modesto

Demographics: 58% White, 27% Hispanic, 6% Asian

2008 President: Obama 52%, McCain 46% (TOSS-UP: R+1)

LD-40: Eastern Central Valley, eastern Stanislaus County, eastern Madera County

Demographics: 74% White, 18% Hispanic

2008 President: McCain 55%, Obama 43% (LIKELY GOP: R+9)

LD-41: Western Madera County, northern Fresno

Demographics: 51% White, 36% Hispanic, 5% Asian

2008 President: McCain 52%, Obama 47% (LIKELY GOP: R+6)

LD-42: Southern Fresno

Demographics: 47% Hispanic, 28% White, 13% Asian, 9% Black

2008 President: Obama 64%, McCain 35% (SAFE DEM: D+11)

LD-43: San Benito County, Salinas

Demographics: 48% Hispanic, 37% White, 7% Asian

2008 President: Obama 67%, McCain 31% (SAFE DEM: D+14)

LD-44: Most of Monterey and San Luis Obispo Counties

Demographics: 70% White, 22% Hispanic

2008 President: Obama 57%, McCain 41% (LEAN DEM: D+4)

LD-46: Western Fresno County, eastern Fresno

Demographics: 45% Hispanic, 42% White, 6% Asian

2008 President: McCain 53%, Obama 46% (LIKELY GOP: R+7)

LD-47: Eastern Fresno, Visalia

Demographics: 47% Hispanic, 45% White

2008 President: McCain 57%, Obama 41% (SAFE GOP: R+11)

LD-48: Most of Tulare, all of Inyo, Ridgecrest in Kern County

Demographics: 47% Hispanic, 44% White

2008 President: McCain 57%, Obama 41% (SAFE GOP: R+11)

LD-49: Kings County, northwestern Kern County

Demographics: 46% Hispanic, 40% White, 6% Black

2008 President: McCain 58%, Obama 40% (SAFE GOP: R+12)

Outer SoCal

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LD-45: San Luis Obispo, Pismo Beach, Santa Maria, Lompoc

Demographics: 58% White, 32% Hispanic

2008 President: Obama 49.1%, McCain 48.9% (LEAN GOP: R+3)

LD-50: Bakersfield

Demographics: 44% Hispanic, 42% White, 8% Black

2008 President: McCain 50%, Obama 49% (LEAN GOP: R+3)

LD-51: Central and eastern Kern County

Demographics: 59% White, 29% Hispanic

2008 President: McCain 62%, Obama 37% (SAFE GOP: R+16)

LD-52: Santa Barbara, Ojai, Ventura

Demographics: 60% White, 32% Hispanic

2008 President: Obama 69%, McCain 29% (SAFE DEM: D+16)

LD-53: Northern and eastern Ventura County

Demographics: 72% White, 19% Hispanic

2008 President: Obama 50%, McCain 48% (LEAN GOP: R+3)

LD-55: Santa Clarita

Demographics: 63% White, 22% Hispanic, 6% Asian, 6% black

2008 President: McCain 50%, Obama 48% (LEAN GOP: R+4)

LD-56: Lancaster, Palmdale, Adelanto, Victorville

Demographics: 50% White, 31% Hispanic, 12% Black

2008 President: Obama 51%, McCain 47% (TOSS-UP: R+2)

LD-57: Hesperia, Victorville, Barstow, California City

Demographics: 61% White, 25% Hispanic, 7% Black

2008 President: McCain 57%, Obama 41% (SAFE GOP: R+11)

LD-92: Redlands, Yucaipa

Demographics: 68% White, 20% Hispanic, 5% Black

2008 President: McCain 55%, Obama 43% (SAFE GOP: R+10)

LD-107: Temecula, Desert Hot Springs

Demographics: 67% White, 23% Hispanic

2008 President: McCain 51%, Obama 47% (LEAN GOP: R+5)

LD-108: Palm Springs, Palm Desert, Indio

Demographics: 50% Hispanic, 44% White

2008 President: Obama 52%, McCain 46% (TOSS-UP: R+1)

LD-120: Blythe, Imperial County, eastern San Diego County

Demographics: 56% Hispanic, 36% White

2008 President: McCain 51%, Obama 47% (LEAN GOP: R+5)

Los Angeles/San Bernardino

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LD-54: Oxnard, Camarillo

Demographics: 50% White, 39% Hispanic, 6% Asian

2008 President: Obama 58%, McCain 41% (LEAN DEM: D+5)

LD-58: Western San Fernando Valley

Demographics: 52% White, 28% Hispanic, 13% Asian

2008 President: Obama 63%, McCain 35% (SAFE DEM: D+10)

LD-59: Southeastern San Fernando Valley

Demographics: 50% Hispanic, 33% White, 8% Asian

2008 President: Obama 73%, McCain 25% (SAFE DEM: D+20)

LD-60: San Fernando

Demographics: 57% Hispanic, 26% White, 9% Asian

2008 President: Obama 69%, McCain 29% (SAFE DEM: D+16)

LD-61: Far southeastern San Fernando Valley

Demographics: 47% Hispanic, 37% White, 7% Asian, 5% Black

2008 President: Obama 75%, McCain 23% (SAFE DEM: D+22)

LD-62: Burbank, Glendale

Demographics: 53% White, 28% Hispanic, 11% Asian

2008 President: Obama 63%, McCain 35% (SAFE DEM: D+10)

LD-63: South Pasadena

Demographics: 46% Hispanic, 29% White, 17% Asian

2008 President: Obama 73%, McCain 25% (SAFE DEM: D+20)

LD-64: San Gabriel, El Monte, Baldwin Park

Demographics: 57% Hispanic, 28% Asian, 12% White

2008 President: Obama 66%, McCain 32% (SAFE DEM: D+13)

LD-65: South El Monte, Industry, La Habra Heights

Demographics: 56% Hispanic, 20% Asian, 19% White

2008 President: Obama 62%, McCain 36% (LIKELY DEM: D+9)

LD-66: Covina, Walnut, Diamond Bar

Demographics: 41% Hispanic, 26% White, 25% Asian, 5% Black

2008 President: Obama 59%, McCain 39% (LIKELY DEM: D+6)

LD-67: Port Hueneme, Malibu, Santa Monica

Demographics: 65% White, 22% Hispanic, 7% Asian

2008 President: Obama 69%, McCain 29% (SAFE DEM: D+16)

LD-68: West Side L.A.

Demographics: 65% White, 15% Hispanic, 12% Asian

2008 President: Obama 74%, McCain 24% (SAFE DEM: D+21)

LD-69: Beverly Hills, West Hollywood

Demographics: 73% White, 10% Hispanic, 9% Asian

2008 President: Obama 75%, McCain 23% (SAFE DEM: D+22)

LD-70: Inglewood

Demographics: 47% Black, 35% Hispanic, 7% White, 7% Asian

2008 President: Obama 91%, McCain 7% (SAFE DEM: D+38)

LD-71: Culver City, Hawthorne

Demographics: 45% Hispanic, 26% Black, 16% White, 9% Asian

2008 President: Obama 82%, McCain 16% (SAFE DEM: D+29)

LD-72: South Central L.A., Compton

Demographics: 52% Black, 45% Hispanic

2008 President: Obama 95%, McCain 4% (SAFE DEM: D+42)

LD-73: Downtown L.A. (yellow)

Demographics: 50% Hispanic, 25% White, 17% Asian

2008 President: Obama 82%, McCain 15% (SAFE DEM: D+29)

LD-74: Downtown L.A. (yellow green)

Demographics: 76% Hispanic, 9% Asian, 7% Black, 6% White

2008 President: Obama 82%, McCain 16% (SAFE DEM: D+29)

LD-75: Downtown L.A. (pink)

Demographics: 64% Hispanic, 17% Asian, 13% Black

2008 President: Obama 83%, McCain 15% (SAFE DEM: D+30)

LD-76: South Central, Vernon

Demographics: 74% Hispanic, 24% Black

2008 President: Obama 92%, McCain 7% (SAFE DEM: D+39)

LD-77: Commerce, Maywood, Bell

Demographics: 90% Hispanic, 5% Asian

2008 President: Obama 82%, McCain 16% (SAFE DEM: D+29)

LD-78: Montebello, Pico Rivera, Whittier

Demographics: 68% Hispanic, 16% Asian, 12% White

2008 President: Obama 70%, McCain 28% (SAFE DEM: D+17)

LD-79: El Segundo, Beach Cities

Demographics: 47% White, 25% Hispanic, 16% Asian, 8% Black

2008 President: Obama 61%, McCain 37% (LIKELY DEM: D+8)

LD-80: Palos Verdes, Torrance

Demographics: 50% White, 24% Hispanic, 18% Asian

2008 President: Obama 54%, McCain 44% (TOSS-UP: D+1)

LD-81: Carson, part of Long Beach

Demographics: 46% Hispanic, 21% White, 15% Black, 15% Asian

2008 President: Obama 74%, McCain 24% (SAFE DEM: D+21)

LD-82: South Gate, Paramount, Lynwood

Demographics: 80% Hispanic, 10% Black, 5% White

2008 President: Obama 83%, McCain 15% (SAFE DEM: D+30)

LD-83: Downey, Bellflower, Signal Hill

Demographics: 43% Hispanic, 32% White, 11% Black, 11% Asian

2008 President: Obama 63%, McCain 35% (SAFE DEM: D+10)

LD-84: Artesia, Norwalk, Lakewood, La Mirada

Demographics: 43% Hispanic, 28% White, 21% Asian, 5% Black

2008 President: Obama 58%, McCain 40% (LEAN DEM: D+5)

LD-85: La Canada Flintridge, Pasadena

Demographics: 34% White, 30% Hispanic, 21% Asian, 11% Black

2008 President: Obama 69%, McCain 29% (SAFE DEM: D+16)

LD-86: Monrovia, Glendora, San Dimas

Demographics: 45% White, 31% Hispanic, 16% Asian

2008 President: Obama 52%, McCain 46% (TOSS-UP: R+1)

LD-87: Claremont, Upland, Rancho Cucamonga

Demographics: 54% White, 28% Hispanic, 8% Black, 7% Asian

2008 President: Obama 51%, McCain 47% (TOSS-UP: R+2)

LD-88: Pomona, Montclair, Chino Hills

Demographics: 51% Hispanic, 27% White, 11% Asian, 8% Black

2008 President: Obama 60%, McCain 38% (LIKELY DEM: D+7)

LD-89: Chino, Ontario, Fontana

Demographics: 59% Hispanic, 25% White, 8% Black

2008 President: Obama 62%, McCain 36% (LIKELY DEM: D+9)

LD-90: Rialto, Colton

Demographics: 56% Hispanic, 23% White, 14% Black

2008 President: Obama 69%, McCain 29% (SAFE DEM: D+16)

LD-91: San Bernardino, Loma Linda, Grand Terrace

Demographics: 44% Hispanic, 32% White, 14% Black

2008 President: Obama 62%, McCain 36% (LIKELY DEM: D+9)

LD-93: Calimesa, Beaumont, Banning

Demographics: 63% White, 27% Hispanic

2008 President: McCain 53%, Obama 45% (LIKELY GOP: R+8)

LD-103: Corona, Norco

Demographics: 49% White, 37% Hispanic, 5% Asian, 5% Black

2008 President: Obama 49%, McCain 49% (LEAN GOP: R+4)

LD-104: Riverside

Demographics: 43% Hispanic, 42% White, 7% Black

2008 President: Obama 56%, McCain 42% (LEAN DEM: D+3)

LD-105: Moreno Valley

Demographics: 38% White, 35% Hispanic, 16% Black, 8% Asian

2008 President: Obama 61%, McCain 38% (LIKELY DEM: D+8)

LD-106: Perris, Lake Elsinore, Murrieta

Demographics: 58% White, 29% Hispanic, 6% Black

2008 President: McCain 54%, Obama 45% (LIKELY GOP: R+8)

Orange County

LD-94: Long Beach, Seal Beach

Demographics: 50% White, 27% Hispanic, 12% Asian, 8% Black

2008 President: Obama 57%, McCain 41% (LEAN DEM: D+4)

LD-95: Huntington Beach, Costa Mesa

Demographics: 62% White, 21% Hispanic, 12% Asian

2008 President: McCain 51%, Obama 47% (LEAN GOP: R+5)

LD-96: Newport Beach, Irvine

Demographics: 74% White, 13% Asian, 9% Hispanic

2008 President: Obama 51%, McCain 47% (TOSS-UP: R+2)

LD-97: Anaheim

Demographics: 51% Hispanic, 30% White, 13% Asian

2008 President: Obama 55%, McCain 43% (TOSS-UP: D+2)

LD-98: Garden Grove, Stanton

Demographics: 33% Hispanic, 33% Asian, 30% White

2008 President: McCain 52%, Obama 46% (LIKELY GOP: R+6)

LD-99: Santa Ana

Demographics: 78% Hispanic, 11% White, 7% Asian

2008 President: Obama 68%, McCain 30% (SAFE DEM: D+15)

LD-100: Cypress, Buena Park, Fullerton

Demographics: 45% White, 31% Hispanic, 19% Asian

2008 President: Obama 49%, McCain 49% (LEAN GOP: R+4)

LD-101: Placentia, Yorba Linda, Brea

Demographics: 63% White, 20% Hispanic, 12% Asian

2008 President: McCain 57%, Obama 41% (SAFE GOP: R+11)

LD-102: Orange, Tustin

Demographics: 55% White, 25% Hispanic, 15% Asian

2008 President: McCain 50%, Obama 48% (LEAN GOP: R+5)

LD-109: Rancho Santa Margarita, Laguna Niguel

Demographics: 74% White, 13% Hispanic, 9% Asian

2008 President: McCain 55%, Obama 44% (LIKELY GOP: R+9)

LD-110: San Juan Capistrano, Dana Point, San Clemente, Camp Pendleton, Oceanside

Demographics: 63% White, 26% Hispanic

2008 President: McCain 55%, Obama 43% (SAFE GOP: R+10)

San Diego

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LD-111: Vista, Carlsbad

Demographics: 63% White, 24% Hispanic, 5% Asian

2008 President: McCain 50%, Obama 48% (LEAN GOP: R+5)

LD-112: Encinitas, Solana Beach, Del Mar

Demographics: 71% White, 13% Hispanic, 11% Asian

2008 President: Obama 52%, McCain 46% (TOSS-UP: R+1)

LD-113: San Diego (purple)

Demographics: 64% White, 19% Asian, 11% Hispanic

2008 President: Obama 59%, McCain 39% (LIKELY DEM: D+6)

LD-114: San Diego (red), Lemon Grove

Demographics: 54% Whtie, 21% Hispanic, 11% Asian, 8% Black

2008 President: Obama 61%, McCain 38% (LIKELY DEM: D+8)

LD-115: San Diego (gold)

Demographics: 49% White, 32% Hispanic, 10% Black, 6% Asian

2008 President: Obama 72%, McCain 26% (SAFE DEM: D+19)

LD-116: Coronado, Imperial Beach, San Diego (teal)

Demographics: 41% Hispanic, 23% White, 17% Asian, 15% Black

2008 President: Obama 63%, McCain 36% (SAFE DEM: D+10)

LD-117: National City, Chula Vista

Demographics: 53% Hispanic, 27% White, 13% Asian

2008 President: Obama 61%, McCain 38% (LIKELY DEM: D+8)

LD-118: Santee, Poway

Demographics: 65% White, 26% Hispanic, 5% Asian

2008 President: McCain 57%, Obama 42% (SAFE GOP: R+11)

LD-119: El Cajon, La Mesa

Demographics: 71% White, 17% Hispanic, 5% Black

2008 President: McCain 53%, Obama 46% (LIKELY GOP: R+7)

Redistricting California (Part 3): State Assembly and BoE

Here are my maps of the California State Assembly and the Board of Equalization, the tax board. To make each BoE district, I colored over 20 Assembly districts.

Majority-White: 37

Majority-Black: 1

Majority-Hispanic: 11

Majority-Minority: 31

Safe Dem: 35

Likely Dem: 9

Lean Dem: 3

Toss-Up: 12

Lean GOP: 7

Likely GOP: 8

Safe GOP: 6

Outer NorCal

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AD-01: Rural North Coast, northern Sonoma County

Demographics: 75% White, 15% Hispanic

2008 President: Obama 70%, McCain 28% (SAFE DEM: D+17)

AD-02: Marin County, southern Sonoma County

Demographics: 78% White, 13% Hispanic

2008 President: Obama 77%, McCain 22% (SAFE DEM: D+24)

AD-03: Most of Sacramento Valley and Northern Mountains

Demographics: 79% White, 12% Hispanic

2008 President: McCain 59%, Obama 38% (SAFE GOP: R+13)

AD-04: Rest of Sacramento Valley

Demographics: 75% White, 13% Hispanic, 5% Asian

2008 President: McCain 49%, Obama 48% (LEAN GOP: R+3)

AD-05: All of Lake, Napa, and Yolo Counties; northern Solano County

Demographics: 63% White, 22% Hispanic, 7% Asian

2008 President: Obama 64%, McCain 34% (SAFE DEM: D+11)

AD-06: Southern Solano County; most of suburban Sacramento

Demographics: 55% White, 16% Hispanic, 12% Asian, 12% Black

2008 President: Obama 59%, McCain 39% (LIKELY DEM: D+6)

AD-07: Southern Sacramento

Demographics: 39% White, 20% Hispanic, 20% Asian, 14% Black

2008 President: Obama 67%, McCain 31% (SAFE DEM: D+14)

AD-08: Northern Sacramento

Demographics: 61% White, 16% Hispanic, 9% Black, 8% Asian

2008 President: Obama 64%, McCain 34% (SAFE DEM: D+11)

AD-09: Placer County, small parts of Sacramento and Nevada Counties

Demographics: 79% White, 11% Hispanic

2008 President: McCain 53%, Obama 45% (LIKELY GOP: R+7)

AD-10: All of El Dorado, Alpine, and Mono Counties; northwestern Sacramento suburbs

Demographics: 79% White, 10% Hispanic

2008 President: McCain 52%, Obama 46% (LIKELY GOP: R+6)

San Francisco

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AD-11: Western San Francisco, Daly City

Demographics: 41% Asian, 39% White, 12% Hispanic

2008 President: Obama 81%, McCain 17% (SAFE DEM: D+28)

AD-12: Eastern San Francisco

Demographics: 41% White, 26% Asian, 18% Hispanic, 10% Black

2008 President: Obama 86%, McCain 12% (SAFE DEM: D+33)

AD-13: Martinez, Richmond, Berkeley

Demographics: 44% White, 19% Black, 17% Hispanic, 16% Asian

2008 President: Obama 86%, McCain 12% (SAFE DEM: D+33)

AD-14: Oakland

Demographics: 30% Black, 28% White, 20% Hispanic, 18% Asian

2008 President: Obama 88%, McCain 10% (SAFE DEM: D+35)

AD-15: Most of San Mateo County

Demographics: 58% White, 19% Asian, 17% Hispanic

2008 President: Obama 73%, McCain 26% (SAFE DEM: D+20)

AD-16: Silicon Valley

Demographics: 51% White, 22% Asian, 20% Hispanic

2008 President: Obama 76%, McCain 22% (SAFE DEM: D+23)

AD-17: Northern Contra Costa County (Pittsburg, Concord, Antioch)

Demographics: 61% White, 19% Hispanic, 10% Asian, 6% Black

2008 President: Obama 68% McCain 30% (SAFE DEM: D+15)

AD-18: Southern Contra Costa County, eastern Alameda County

Demographics: 75% White, 10% Hispanic, 9% Asian

2008 President: Obama 59%, McCain 40% (LIKELY DEM: D+6)

AD-19: San Leandro, Hayward, Union City

Demographics: 37% White, 25% Hispanic, 24% Asian, 9% Black

2008 President: Obama 74%, McCain 24% (SAFE DEM: D+21)

AD-20: Newark, Milpitas

Demographics: 41% White, 34% Asian, 17% Hispanic

2008 President: Obama 71%, McCain 27% (SAFE DEM: D+18)

AD-21: Eastern San Jose

Demographics: 35% Hispanic, 35% Asian, 22% White

2008 President: Obama 70%, McCain 29% (SAFE DEM: D+17)

AD-22: Western San Jose

Demographics: 49% White, 28% Hispanic, 16% Asian

2008 President: Obama 69%, McCain 29% (SAFE DEM: D+16)

AD-23: Santa Cruz County, southwestern Santa Clara County

Demographics: 66% White, 18% Hispanic, 11% Asian

2008 President: Obama 72%, McCain 26% (SAFE DEM: D+19)

AD-24: Eastern Santa Clara County, western Stanislaus County, Merced County

Demographics: 45% White, 42% Hispanic, 6% Asian

2008 President: Obama 55%, McCain 43% (TOSS-UP: D+2)

Central

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AD-25: Northern San Joaquin County (Lodi, Stockton)

Demographics: 42% White, 31% Hispanic, 15% Asian, 7% Black

2008 President: Obama 56%, McCain 42% (LEAN DEM: D+3)

AD-26: Southern San Joaquin County, Modesto

Demographics: 58% White, 27% Hispanic, 6% Asian

2008 President: Obama 52%, McCain 46% (TOSS-UP: R+1)

AD-27: Eastern Stanislaus County, eastern Central Valley

Demographics: 64% White, 27% Hispanic

2008 President: McCain 55%, Obama 43% (LIKELY GOP: R+9)

AD-28: Fresno

Demographics: 39% Hispanic, 37% White, 11% Asian, 8% Black

2008 President: Obama 57%, McCain 41% (LEAN DEM: D+4)

AD-29: Most of Fresno County, all of Inyo County

Demographics: 46% White, 42% Hispanic, 5% Asian

2008 President: McCain 55%, Obama 43% (LIKELY GOP: R+9)

AD-30: Reedley, all of Tulare County

Demographics: 51% Hispanic, 41% White

2008 President: McCain 56%, Obama 43% (SAFE GOP: R+10)

AD-31: Monterey and San Benito Counties

Demographics: 46% White, 41% Hispanic, 6% Asian

2008 President: Obama 67%, McCain 31% (SAFE DEM: D+14)

AD-32: San Luis Obispo County, Santa Maria, Lompoc

Demographics: 64% White, 27% Hispanic

2008 President: Obama 50%, McCain 49% (LEAN GOP: R+3)

AD-33: Kings County, most of Kern County

Demographics: 45% Hispanic, 43% White, 5% Black

2008 President: McCain 58%, Obama 40% (SAFE GOP: R+12)

AD-34: Bakersfield

Demographics: 51% White, 34% Hispanic, 7% Black

2008 President: McCain 57%, Obama 41% (SAFE GOP: R+11)

Outer SoCal

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AD-35: Santa Barbara, Ventura, Oxnard

Demographics: 52% White, 38% Hispanic

2008 President: Obama 68%, McCain 31% (SAFE DEM: D+15)

AD-36: Most of Ventura County

Demographics: 69% White, 22% Hispanic, 5% Asian

2008 President: Obama 51%, McCain 48% (TOSS-UP: R+2)

AD-37: Santa Clarita, Lancaster, Palmdale

Demographics: 57% White, 26% Hispanic, 10% Black, 5% Asian

2008 President: Obama 50%, McCain 48% (LEAN GOP: R+3)

AD-38: California City, Barstow, Victorville, northeastern L.A. County

Demographics: 60% White, 26% Hispanic, 8% Black

2008 President: McCain 56%, Obama 42% (SAFE GOP: R+10)

AD-61: San Bernardino, Big Bear Lake, Twentynine Palms

Demographics: 46% White, 34% Hispanic, 12% Black

2008 President: Obama 53%, McCain 45% (TOSS-UP: EVEN)

AD-62: Redlands, Hemet

Demographics: 62% White, 26% Hispanic

2008 President: McCain 53%, Obama 45% (LIKELY GOP: R+7)

AD-63: Corona, Moreno Valley

Demographics: 40% White, 39% Hispanic, 12% Black, 6% Asian

2008 President: Obama 57%, McCain 41% (LEAN DEM: D+4)

AD-64: Riverside, Norco

Demographics: 46% White, 38% Hispanic, 7% Black, 5% Asian

2008 President: Obama 53%, McCain 45% (TOSS-UP: D+1)

AD-65: Lake Elsinore, Murrieta, Temecula

Demographics: 62% White, 26% Hispanic, 5% Black

2008 President: McCain 55%, Obama 43% (LIKELY GOP: R+9)

AD-66: Palm Springs, Cathedral City, Indio

Demographics: 51% White, 42% Hispanic

2008 President: Obama 53%, McCain 46% (TOSS-UP: EVEN)

AD-80: Blythe, Imperial County, eastern San Diego County

Demographics: 50% Hispanic, 42% White

2008 President: McCain 51%, Obama 47% (LEAN GOP: R+5)

Los Angeles/Orange County

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AD-39: Western San Fernando Valley

Demographics: 52% White, 27% Hispanic, 13% Asian

2008 President: Obama 64%, McCain 34% (SAFE DEM: D+11)

AD-40: Eastern San Fernando Valley (San Fernando)

Demographics: 63% Hispanic, 22% White, 7% Asian

2008 President: Obama 73%, McCain 25% (SAFE DEM: D+20)

AD-41: Burbank

Demographics: 45% Hispanic, 39% White, 8% Asian

2008 President: Obama 72%, McCain 26% (SAFE DEM: D+19)

AD-42: Glendale (Mike Gatto)

Demographics: 40% White, 37% Hispanic, 16% Asian

2008 President: Obama 68%, McCain 30% (SAFE DEM: D+15)

AD-43: San Gabriel, El Monte, Baldwin Park

Demographics: 55% Hispanic, 24% Asian, 17% White

2008 President: Obama 63%, McCain 35% (SAFE DEM: D+10)

AD-44: Covina, West Covina, Diamond Bar

Demographics: 47% Hispanic, 24% Asian, 22% White

2008 President: Obama 61%, McCain 37% (LIKELY DEM: D+8)

AD-45: Santa Monica, Malibu, Port Hueneme

Demographics: 65% White, 21% Hispanic, 8% Asian

2008 President: Obama 71%, McCain 28% (SAFE DEM: D+18)

AD-46: Beverly Hills, West Hollywood

Demographics: 70% White, 12% Asian, 11% Hispanic

2008 President: Obama 76%, McCain 23% (SAFE DEM: D+23)

AD-47: Inglewood, Hawthorne

Demographics: 51% Black, 37% Hispanic, 6% White

2008 President: Obama 91%, McCain 8% (SAFE DEM: D+38)

AD-48: Culver City, Compton (I had to make this district snake around AD-47 to make that one majority-black)

Demographics: 47% Hispanic, 32% Black, 10% White, 8% Asian

2008 President: Obama 88%, McCain 11% (SAFE DEM: D+35)

AD-49: Downtown L.A.

Demographics: 53% Hispanic, 21% Asian, 18% White

2008 President: Obama 81%, McCain 17% (SAFE DEM: D+28)

AD-50: Downtown L.A.

Demographics: 74% Hispanic, 12% Black, 8% Asian, 5% White

2008 President: Obama 85%, McCain 13% (SAFE DEM: D+32)

AD-51: Vernon, Bell, Bell Gardens

Demographics: 80% Hispanic, 16% Black

2008 President: Obama 89%, McCain 10% (SAFE DEM: D+36)

AD-52: Monterey Park, Montebello, Whittier

Demographics: 74% Hispanic, 14% Asian

2008 President: Obama 73%, McCain 25% (SAFE DEM: D+20)

AD-53: Beach Cities, Torrance (Betsy Butler)

Demographics: 48% White, 24% Hispanic, 18% Hispanic, 6% Black

2008 President: Obama 59%, McCain 39% (LIKELY DEM: D+6)

AD-54: Palos Verdes, Carson, part of Long Beach

Demographics: 40% Hispanic, 31% White, 14% Asian, 11% Black

2008 President: Obama 66%, McCain 32% (SAFE DEM: D+13)

AD-55: South Gate, Downey

Demographics: 69% Hispanic, 13% White, 10% Black, 6% Asian

2008 President: Obama 76%, McCain 22% (SAFE DEM: D+23)

AD-56: Lakewood, Bellflower, Norwalk

Demographics: 42% Hispanic, 31% White, 18% Asian, 6% Black

2008 President: Obama 59%, McCain 39% (LIKELY DEM: D+6)

AD-57: La Canada Flintridge, Pasadena, South Pasadena, Monrovia

Demographics: 36% White, 29% Hispanic, 22% Asian, 9% Black

2008 President: Obama 65%, McCain 33% (SAFE DEM: D+12)

AD-58: Glendora, Claremont, Upland, Rancho Cucamonga

Demographics: 53% White, 30% Hispanic, 7% Asian, 6% Black

2008 President: Obama 50%, McCain 48% (TOSS-UP: R+3)

AD-59: Pomona, Chino, Montclair

Demographics: 53% Hispanic, 28% White, 9% Asian, 8% Black

2008 President: Obama 59%, McCain 39% (LIKELY DEM: D+6)

AD-60: Ontario, Fontana, Rialto, Colton

Demographics: 59% Hispanic, 22% White, 12% Black

2008 President: Obama 69%, McCain 29% (SAFE DEM: D+16)

AD-67: Long Beach, Seal Beach, Huntington Beach

Demographics: 56% White, 23% Hispanic, 11% Asian, 6% Black

2008 President: Obama 53%, McCain 45% (TOSS-UP: D+1)

AD-68: Fountain Valley, Costa Mesa, Newport Beach, Irvine, Laguna Hills, Laguna Beach

Demographics: 68% White, 15% Hispanic, 13% Asian

2008 President: Obama 51%, McCain 48% (TOSS-UP: R+2)

AD-69: Anaheim, Stanton, Garden Grove

Demographics: 43% Hispanic, 32% White, 20% Asian

2008 President: Obama 51%, McCain 48% (TOSS-UP: R+2)

AD-70: Santa Ana

Demographics: 65% Hispanic, 15% Asian, 15% White

2008 President: Obama 60%, McCain 38% (LIKELY DEM: D+7)

AD-71: Northern Orange County (Cypress, Buena Park, Brea, Fullerton)

Demographics: 50% White, 28% Hispanic, 16% Asian

2008 President: McCain 51%, Obama 47% (LEAN GOP: R+5)

AD-72: Yorba Linda, Orange, Tustin

Demographics: 59% White, 22% Hispanic, 15% Asian

2008 President: McCain 53%, Obama 45% (LIKELY GOP: R+7)

AD-73: Rancho Santa Margarita, Laguna Niguel, San Juan Capistrano, Dana Point

Demographics: 74% White, 15% Hispanic, 7% Asian

2008 President: McCain 55%, Obama 44% (LIKELY GOP: R+9)

San Diego

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AD-74: Camp Pendleton, Oceanside, Vista, Carlsbad

Demographics: 59% White, 27% Hispanic, 5% Asian, 5% Black

2008 President: McCain 51%, Obama 47% (LEAN GOP: R+4)

AD-75: Encinitas, Solana Beach, Del Mar

Demographics: 66% White, 17% Asian, 11% Hispanic

2008 President: Obama 54%, McCain 44% (TOSS-UP: D+1)

AD-76: Northern San Diego, Lemon Grove

Demographics: 61% White, 18% Hispanic, 10% Asian, 7% Black

2008 President: Obama 60%, McCain 38% (LIKELY DEM: D+7)

AD-77: Southern San Diego

Demographics: 36% White, 35% Hispanic, 14% Black, 11% Asian

2008 President: Obama 72%, McCain 26% (SAFE DEM: D+19)

AD-78: Coronado Beach, National City, Chula Vista, Imperial Beach

Demographics: 49% Hispanic, 30% White, 13% Asian, 5% Black

2008 President: Obama 59%, McCain 39% (LIKELY DEM: D+6)

AD-79: Poway, El Cajon, Santee, La Mesa

Demographics: 73% White, 15% Hispanic

2008 President: McCain 56%, Obama 43% (SAFE GOP: R+10)

Board of Equalization

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BOE-1: San Francisco and Sacramento Areas

Demographics: 51% White, 20% Hispanic, 17% Asian, 7% Black

2008 President: Obama 72%, McCain 26% (SAFE DEM: D+19)

BOE-2: Outer NorCal and Central

Demographics: 58% White, 29% Hispanic

2008 President: McCain 49%, Obama 49% (LEAN GOP: R+4)

BOE-3: Outer SoCal, Orange County, San Diego

Demographics: 49% White, 34% Hispanic, 9% Asian

2008 President: Obama 53%, McCain 46% (TOSS-UP: R+0)

BOE-4: Los Angeles

Demographics: 45% Hispanic, 29% White, 13% Asian, 10% Black

2008 President: Obama 70%, McCain 28% (SAFE DEM: D+17)

Redistricting California (Part 2): State Senate

Here is my attempt at redistricting the California State Senate. With over 936,000 people per district, satisfying communities of interest becomes a bit more challenging. Here are the districts I ended up drawing.

Majority-White: 22

Majority-Hispanic: 8

Majority-Minority: 10

Safe Dem: 19

Likely Dem: 1

Lean Dem: 3

Toss-Up: 7

Lean GOP: 3

Likely GOP: 6

Safe GOP: 1

Outer NorCal

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SD-01: Coastal NorCal (Previously SD-02) (Noreen Evans)

Description: Similar shape to the old district, plus added Del Norte County and the westernmost part of Solano to satisfy district size

Demographics: 68.4% White, 16.1% Hispanic, 5.6% Asian

2008 President: Obama 69.1%, McCain 28.5% (SAFE DEM: D+16)

SD-02: Central Valley and Yolo County (Previously SD-04) (Doug LaMalfa and Lois Wolk unless she moves to the new SD-05)

Description: Similar to previous configuration only I added Yolo County to satisfy population size. Lois Wolk (from Davis and currently in SD-05) would be put into this district and would lose to LaMalfa unless she moved to the new SD-05.

Demographics: 71.8% White, 16.1% Hispanic, 5.5% Asian

2008 President: McCain 49.9%, Obama 47.9% (LEAN GOP: R+4)

SD-03: All of Marin, eastern San Francisco, and SE Sonoma (Mark Leno)

Demographics: 56.4% White, 17.8% Asian, 15.6% Hispanic, 6.7% Black

2008 President: Obama 82.2%, McCain 15.8% (SAFE DEM: D+29)

SD-04: Mountain counties along most of the Nevada border plus some Sacramento suburbs (Previously SD-01) (Ted Gaines)

Demographics: 80.8% White, 10.0% Hispanic

2008 President: McCain 54.1%, Obama 44.9% (LIKELY GOP: R+8)

SD-05: Most of Solano and Sacramento, NW San Joaquin (Lois Wolk if she moves here from SD-02)

Description: Removed Yolo and included more of Sacramento

Demographics: 59.5% White, 18.2% Hispanic, 10.2% Asian, 7.2% Black

2008 President: Obama 53.4%, McCain 44.9% (TOSS-UP: EVEN)

SD-06: Sacramento and some inner suburbs (Darrell Steinberg)

Demographics: 50.3% White, 17.9% Hispanic, 14.2% Asian, 11.8% Black

2008 President: Obama 65.1%, McCain 33.0% (SAFE DEM: D+12)

San Francisco Bay Area

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SD-07: Oakland, Berkeley, Richmond, Martinez (Previously SD-09) (Loni Hancock)

Demographics: 36.0% White, 24.2% Black, 18.5% Hispanic, 16.7% Asian

2008 President: Obama 86.7%, McCain 11.3% (SAFE DEM: D+33)

SD-08: Western half of San Francisco, most of San Mateo (Leland Yee)

Demographics: 46.4% White, 27.6% Asian, 18.3% Hispanic

2008 President: Obama 75.4%, McCain 22.8% (SAFE DEM: D+22)

SD-09: Inland Alameda and Contra Costa (Previously SD-07) (Mark DeSaulnier)

Demographics: 67.9% White, 14.5% Hispanic, 9.3% Asian

2008 President: Obama 63.0%, McCain 35.3% (SAFE DEM: D+10)

SD-10: Western Alameda County and Milpitas in Santa Clara County (Ellen Corbett)

Demographics: 32.9% White, 31.4% Asian, 24.6% Hispanic, 6.1% Black

2008 President: Obama 72.7%, McCain 25.4% (SAFE DEM: D+20)

SD-11: Silicon Valley and Santa Cruz County (Joe Simitian)

Demographics: 58.4% White, 20.2% Asian, 15.9% Hispanic

2008 President: Obama 73.7%, McCain 24.2% (SAFE DEM: D+21)

SD-12: San Jose and part of Stanislaus County (Previously SD-13) (Elaine Alquist)

Demographics: 42.4% White, 31.0% Hispanic, 19.6% Asian

2008 President: Obama 67.4%, McCain 30.9% (SAFE DEM: D+14)

SD-13: Stockton, Modesto, Merced (Previously SD-12) (Anthony Cannella)

Demographics: 50.0% White, 34.1% Hispanic, 6.8% Asian

2008 President: Obama 52.1%, McCain 46.2% (TOSS-UP: R+1)

Central

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SD-14: Eastern Central Valley and northern half of Fresno (Tom Berryhill)

Demographics: 57.9% White, 28.7% Hispanic, 5.6% Asian

2008 President: McCain 53.6%, Obama 44.7% (LIKELY GOP: R+8)

SD-15: Central Coast (Sam Blakeslee)

Description: Still a Central Coast-centric district, only I removed Santa Cruz, put Monterey completely within the district, and stretched a little further into Santa Barbara

Demographics: 55.1% White, 33.9% Hispanic

2008 President: Obama 57.0%, McCain 41.0% (LEAN DEM: D+4)

SD-16: Western Central Valley (Michael Rubio)

Description: Did some tweaking to keep it sufficiently Hispanic to satisfy the VRA

Demographics: 60.1% Hispanic, 24.6% White, 5.9% Asian, 5.8% Black

2008 President: Obama 55.6%, McCain 42.8% (TOSS-UP: D+2.5)

SD-17: Inyo County, Tulare, Bakersfield (Previously SD-18) (Jean Fuller)

Demographics: 57.0% White, 32.1% Hispanic

2008 President: McCain 60.8%, Obama 37.4% (SAFE GOP: R+15)

SD-18: Remainder of Santa Barbara and most of Ventura (Previously SD-19) (Tony Strickland)

Description: This time I was able to keep Thousand Oaks and Simi Valley in the same district and not go over in population

Demographics: 58.5% White, 31.0% Hispanic, 5.5% Asian

2008 President: Obama 59.3%, McCain 38.9% (LEAN DEM: D+6)

SD-19: Antelope Valley, keeping Lancaster and Palmdale together (Previously SD-17) (Sharon Runner)

Demographics: 54.1% White, 27.2% Hispanic, 8.2% Asian, 6.8% Black

2008 President: Obama 53.3%, McCain 44.6% (TOSS-UP: EVEN)

Los Angeles/Orange County

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SD-20: Hispanic side of the San Fernando Valley (Alex Padilla)

Demographics: 54.2% Hispanic, 30.4% White, 6.9% Asian

2008 President: Obama 73.2%, McCain 24.7% (SAFE DEM: D+20)

SD-21: Burbank, Glendale, Pasadena (Carol Liu)

Demographics: 37.2% White, 32.8% Hispanic, 20.0% Asian, 5.2% Black

2008 President: Obama 67.3%, McCain 30.6% (SAFE DEM: D+14)

SD-22: From Monterey Park to Diamond Bar (Kevin De Leon)

Demographics: 53.9% Hispanic, 26.0% Asian, 14.8% White

2008 President: Obama 64.9%, McCain 33.2% (SAFE DEM: D+12)

SD-23: West Side L.A. without the Ventura portion (Fran Pavley)

Demographics: 70.4% White, 13.0% Hispanic, 9.4% Asian

2008 President: Obama 72.9%, McCain 25.4% (SAFE DEM: D+20)

SD-24: South Central: Culver City, Inglewood, Compton (Previously parts of SD-25 and 26) (Rod Wright) (Curren Price)

Description: Due to demographic trends, it looks like the black populations of the current SD-25 and 26 will be merged into this district, which means Curren Price and Rod Wright will likely be in the same district.

Demographics: 41.8% Hispanic, 41.7% Black, 7.9% White, 5.8% Asian

2008 President: Obama 89.7%, McCain 9.1% (SAFE DEM: D+37)

SD-25: South Central (Previously parts of SD-25 and 26)

Description: Here I took the Hispanic parts of the current SD-25 and 26. Either of Wright or Price may run here, but an Hispanic candidate is far and away the favorite here

Demographics: 61.4% Hispanic, 14.0% Black, 11.4% Asian, 10.4% White

2008 President: Obama 84.2%, McCain 13.8% (SAFE DEM: D+31)

SD-26: Downtown L.A., Whittier, Pico Rivera (Previously SD-24) (Probably Ed Hernandez)

Description: Hernandez’s home is in the new SD-22, though he may move and run here.

Demographics: 79.0% Hispanic, 11.4% White, 5.6% Asian

2008 President: Obama 73.1%, McCain 24.8% (SAFE DEM: D+20)

SD-27: Beach Cities, Carson, and Palos Verdes Peninsula (Previously SD-28) (Ted Lieu)

Demographics: 39.3% White, 31.7% Hispanic, 16.4% Asian, 8.9% Black

2008 President: Obama 62.0%, McCain 36.0% (LIKELY DEM: D+9)

SD-28: South Gate, Norwalk, Artesia, part of Long Beach (Previously parts of SD-27 and SD-30) (possibly Alan Lowenthal and Ron Calderon)

Description: I shifted Long Beach to the coastal OC district and found that I had too many people in that one, so I shifted part of Long Beach into this district. Part of Lowenthal’s and Calderon’s districts are put here, so they may face a primary unless one decides to retire.

Demographics: 55.7% Hispanic, 18.2% White, 12.3% Asian, 10.9% Black

2008 President: Obama 70.9%, McCain 27.0% (SAFE DEM: D+18)

SD-29: Northern L.A. suburbs (Previously parts of SD-29 and SD-31) (Bob Dutton and Bob Huff?)

Description: In L.A. and San Bern Counties to satisfy population size, from Arcadia to my hometown Rancho Cucamonga. Huff’s home in Diamond Bar was shifted to the 22nd so he may move here.

Demographics: 43.8% White, 34.3% Hispanic, 9.3% Asian, 8.9% Black

2008 President: Obama 54.2%, McCain 43.8% (TOSS-UP: D+1)

SD-30: Fontana, Ontario, Chino, Montclair, Pomona (Previously SD-32) (Gloria Negrete-McLeod)

Demographics: 55.7% Hispanic, 25.0% White, 9.9% Black, 6.2% Asian

2008 President: Obama 63.7%, McCain 34.5% (SAFE DEM: D+10)

SD-31: Most of San Bernardino and in Riverside (Open)

Demographics: 64.2% White, 23.9% Hispanic, 5.2% Black

2008 President: McCain 55.2%, Obama 42.6% (LIKELY GOP: R+9)

SD-32: Coastal Orange County and part of Long Beach (Previously SD-35 and part of SD-27) (Tom Harman and Alan Lowenthal?)

Demographics: 69.3% White, 13.5% Hispanic, 12.6% Asian

2008 President: Obama 49.5%, McCain 48.6% (LEAN GOP: R+4)

SD-33: Garden Grove, Anaheim, Santa Ana (Previously SD-34) (Lou Correa)

Demographics: 54.2% Hispanic, 23.5% White, 17.5% Asian

2008 President: Obama 54.6%, McCain 43.5% (TOSS-UP: D+1)

SD-34: Inland Orange County (Previously SD-33) (Mimi Walters)

Demographics: 53.7% White, 27.2% Hispanic, 13.9% Asian

2008 President: McCain 53.1%, Obama 45.0% (LIKELY GOP: R+7)

SD-35: Riverside, Norco, Moreno Valley, Corona (Previously part of SD-37) (Open)

Description: Rapid growth in Riverside County led to this district being excised off the eastern end of the old SD-37

Demographics: 43.0% White, 38.3% Hispanic, 9.2% Black, 5.6% Asian

2008 President: Obama 55.4%, McCain 42.7% (TOSS-UP: D+2)

Outer SoCal and San Diego

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SD-36: Most of the rest of Riverside County (Previously SD-37) (Bill Emmerson)

Demographics: 53.7% White, 36.9% Hispanic

2008 President: McCain 49.6%, Obama 48.8% (LEAN GOP: R+3)

SD-37: Temecula, Southern OC, NW San Diego County to Carlsbad (Previously SD-36) (Joel Anderson?)

Demographics: 66.4% White, 21.4% Hispanic, 5.6% Asian

2008 President: McCain 53.5%, Obama 44.7% (LIKELY GOP: R+7)

SD-38: Imperial County and as much of Eastern San Diego as could fit (Previously SD-37 and SD-40) (Mark Wyland)

Demographics: 57.8% White, 31.2% Hispanic

2008 President: McCain 53.2%, Obama 45.1% (LIKELY GOP: R+7)

SD-39: Northern San Diego (Christine Kehoe)

Description: Northern half of San Diego, Solana Beach, Encinitas, Del Mar, Lemon Grove

Demographics: 63.2% White, 14.9% Hispanic, 13.7% Asian

2008 President: Obama 56.9%, McCain 41.4% (LEAN DEM: D+4)

SD-40: Southern San Diego (Previously part of SD-39) (Juan Vargas)

Description: Southern half of San Diego, Coronado, National City, Chula Vista, Imperial Beach

Demographics: 42.4% Hispanic, 32.5% White, 12.0% Asian, 9.4% Black

2008 President: Obama 66.3%, McCain 32.0% (SAFE DEM: D+13)

Redistricting California (Part 1): U.S. House

Here is my attempt at redistricting California’s U.S. House seats, following the commission’s goal of communities of interest as closely as I could. I included each incumbent’s name in roughly which district they’d end up in as a result of this redistricting. I was just not sure where Jerry Lewis would go, and many of the other SoCal reps were rough estimates.

Here are the numbers I ended up with when I finished. (Something odd I noticed in DRA was that when I colored in one block, blocks miles away were also colored in with that same color, like you can see in CA-16 with the color for CA-14.)

Safe Dem: 26

Likely Dem: 5

Lean Dem: 5

Toss-Up: 5

Lean GOP: 2

Likely GOP: 3

Safe GOP: 7

White-majority: 24

Hispanic-majority: 10

Black-majority: 1

Majority-minority with no one majority race: 18 (including the 2 districts that are 50% white; I wasn’t sure if they were 50.1-50.4% or 49.6-49.9%)

Here are the maps and descriptions of each district.

Outer NorCal

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CA-01: North Coast + most of Solano County (Mike Thompson (D))

Demographics: 68% White, 17% Hispanic, 5% Black

2008 President: Obama 62%, McCain 36% (SAFE DEM: D+9)

CA-02: Northern Mountain south to Nevada County (Wally Herger)

Demographics: 82% White, 9% Hispanic

2008 President: McCain 53%, Obama 44% (LIKELY GOP: R+7)

CA-03: Sacramento Valley and part of Sacramento County; similar to 1990s configuration (Dan Lungren)

Demographics: 68% White, 18% Hispanic, 7% Asian

2008 President: Obama 51%, McCain 47% (TOSS-UP: R+2)

CA-04: Lake Tahoe and Sacramento suburbs in Placer and El Dorado Counties (Tom McClintock)

Demographics: 82% White, 10% Hispanic

2008 President: McCain 54%, Obama 44% (SAFE GOP: R+8)

CA-05: Sacramento (Doris Matsui)

Demographics: 50% White, 19% Hispanic, 13% Asian, 12% Black

2008 President: Obama 67%, McCain 31% (SAFE DEM: D+14)

San Francisco Bay Area

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CA-06: Marin and Sonoma Counties (Lynn Woolsey)

Demographics: 76% White, 15% Hispanic

2008 President: Obama 76%, McCain 22% (SAFE DEM: D+23)

CA-07: Southwestern Solano County, western Contra Costa County except Richmond (George Miller)

Demographics: 58% White, 14% Asian, 13% Hispanic, 10% Black

2008 President: Obama 70%, McCain 28% (SAFE DEM: D+17)

CA-08: San Francisco (Nancy Pelosi)

Demographics: 44% White, 29% Asian, 15% Hispanic, 8% Black

2008 President: Obama 85%, McCain 13% (SAFE DEM: D+32)

CA-09: Richmond, Berkeley, Oakland (Barbara Lee)

Demographics: 33% White, 26% Black, 20% Hispanic, 17% Asian

2008 President: Obama 89%, McCain 9% (SAFE DEM: D+36)

CA-10: Most of Sacramento County, northern/eastern San Joaquin County (John Garamendi)

Demographics: 59% White, 19% Hispanic, 11% Asian, 6% Black

2008 President: Obama 51%, McCain 47% (TOSS-UP: R+2)

CA-11: Eastern Contra Costa County, western San Joaquin County (Open)

Demographics: 52% White, 24% Hispanic, 11% Asian, 7% Black

2008 President: Obama 62%, McCain 37% (SAFE DEM: D+9)

CA-12: Northern San Mateo County, southwestern San Francisco (Jackie Speier)

Demographics: 47% White, 28% Asian, 18% Hispanic

2008 President: Obama 74%, McCainn 24% (SAFE DEM: D+21)

CA-13: Western Alameda County; I had to expand to Pleasanton to maintain enough population (Jerry McNerney and Pete Stark)

Demographics: 38% White, 26% Asian, 22% Hispanic, 8% Black

2008 President: Obama 74%, McCainn 24% (SAFE DEM: D+21)

CA-14: Silicon Valley (Southern San Mateo County, western Santa Clara County) (Anna Eshoo)

Demographics: 57% White, 22% Asian, 15% Hispanic

2008 President: Obama 72%, McCain 26% (SAFE DEM; D+19)

CA-15: San Jose (probably Mike Honda)

Demographics: 55% White, 28% Asian, 21% Hispanic

2008 President: Obama 70%, McCain 29% (SAFE DEM; D+17)

CA-16: Eastern Alameda and Santa Clara Counties (probably Zoe Lofgren)

Demographics: 37% White, 28% Asian, 28% Hispanic

2008 President: Obama 65%, McCain 34% (SAFE DEM; D+12)

Central

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CA-17: Northern Central Coast except with a little bit of Santa Clara added and the southern half of Monterey removed (Sam Farr)

Demographics: 53% White, 36% Hispanic, 5% Asian

2008 President: Obama 72%, McCain 26% (SAFE DEM; D+19)

CA-18: Stretching from Stockton in San Joaquin all the way to Kings County and part of Tulare County to get enough population (Dennis Cardoza)

Demographics: 53% Hispanic, 34% White, 5% Black, 5% Asian

2008 President: Obama 50%, McCain 48% (LEAN GOP; R+3)

CA-19: Parts of Stanislaus, Merced, and Madera Counties, all of Mariposa County (Jeff Denham)

Demographics: 56% White, 32% Hispanic, 5% Asian

2008 President: McCain 50%, Obama 49% (LEAN GOP; R+4)

CA-20: Fresno proper (Jim Costa)

Demographics: 43% White, 36% Hispanic, 10% Asian, 6% Black

2008 President: Obama 51%, McCain 47% (TOSS-UP; R+2)

CA-21: Most of Tulare and Kern Counties (Devin Nunes)

Demographics: 46% White, 45% Hispanic

2008 President: McCain 59%, Obama 40% (SAFE GOP: R+13)

CA-22: Bakersfield and Lancaster (Kevin McCarthy)

Demographics: 51% White, 34% Hispanic, 8% Black

2008 President: McCain 55%, Obama 43% (SAFE GOP: R+9)

CA-23: Southern half of Monterey, all of SLO and SB, far southwestern Ventura (Lois Capps)

Demographics: 63% White, 29% Hispanic

2008 President: Obama 57%, McCain 41% (LEAN DEM: D+4)

CA-24: Most of Ventura County (Elton Gallegly)

Demographics: 54% White, 35% Hispanic, 6% Asian

2008 President: Obama 56%, McCain 42% (LEAN DEM: D+3)

CA-25: Northern half of L.A. County plus a little bit of San Bernardino County (Buck McKeon)

Demographics: 53% White, 28% Hispanic, 9% Asian, 6% Black

2008 President: Obama 54%, McCain 44% (TOSS-UP: D+1)

Los Angeles/Orange County/Inland Empire

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CA-26: West Side L.A. plus Thousand Oaks in Ventura County (Henry Waxman)

Demographics: 73% White, 13% Hispanic, 7% Asian

2008 President: Obama 67%, McCain 31% (SAFE DEM: D+14)

CA-27: San Fernando (Howard Berman)

Demographics: 64% Hispanic, 20% White, 7% Asian, 5% Black

2008 President: Obama 73%, McCain 24% (SAFE DEM: D+20)

CA-28: Northern L.A. suburbs including Glendale, Pasadena, and Monrovia (Brad Sherman)

Demographics: 44% White, 30% Hispanic, 14% Asian, 7% Black

2008 President: Obama 65%, McCain 32% (SAFE DEM: D+12)

CA-29: Eastern L.A. County including Pomona, Glendora, Baldwin Park (David Dreier)

Demographics: 52% Hispanic, 29% White, 11% Asian, 5% Black

2008 President: Obama 61%, McCain 37% (SAFE DEM: D+8)

CA-30: Downtown L.A. (probably Xavier Becerra)

Demographics: 53% Hispanic, 21% White, 14% Asian, 10% Black

2008 President: Obama 80%, McCain 18% (SAFE DEM: D+27)

CA-31: Burbank, South Pasadena, part of Downtown (Adam Schiff)

Demographics: 54% Hispanic, 23% White, 16% Asian

2008 President: Obama 77%, McCain 21% (SAFE DEM: D+24)

CA-32: Southeast L.A. County including Monterey Park, El Monte, and Diamond Bar (Judy Chu and Gary Miller)

Demographics: 40% Hispanic, 38% Asian, 17% White

2008 President: Obama 61%, McCain 37% (SAFE DEM: D+8)

CA-33: Santa Monica to El Segundo along the coast (Open; vacated by Jane Harman)

Demographics: 46% White, 29% Hispanic, 11% Black, 9% Asian

2008 President: Obama 76%, McCain 22% (SAFE DEM: D+23)

CA-34: South Central L.A. (Karen Bass and Maxine Waters)

Demographics: 51% Black, 42% Hispanic

2008 President: Obama 94%, McCain 5% (SAFE DEM: D+41)

CA-35: The Hispanic side of South Central (Lucille Roybal-Allard)

Demographics: 86% Hispanic, 10% Black

2008 President: Obama 86%, McCain 12% (SAFE DEM: D+33)

CA-36: Norwalk, Montebello, Downey (Grace Napolitano)

Demographics: 63% Hispanic, 22% White, 8% Asian

2008 President: Obama 64%, McCain 34% (SAFE DEM: D+11)

CA-37: Beach Cities, Carson, Palos Verdes Peninsula (Laura Richardson)

Demographics: 38% White, 33% Hispanic, 19% Asian, 6% Black

2008 President: Obama 59%, McCain 39% (LIKELY DEM: D+6)

CA-38: Long Beach (Linda Sanchez)

Demographics: 36% Hispanic, 32% White, 16% Asian, 13% Black

2008 President: Obama 66%, McCain 32% (SAFE DEM: D+13)

CA-39: Southwestern San Bernardino County including Fontana, Ontario, and Chino (Joe Baca)

Demographics: 52% Hispanic, 30% White, 8% Black, 7% Asian

2008 President: Obama 59%, McCain 39% (LIKELY DEM: D+6)

CA-40: Rialto, San Bernardino, Redlands, Calimesa (Jerry Lewis?)

Demographics: 41% Hispanic, 38% White, 12% Black, 5% Asian

2008 President: Obama 57%, McCain 41% (LEAN DEM: D+4)

CA-42: Around the city of Riverside; includes Norco and Moreno Valley (Open)

Demographics: 45% Hispanic, 36% White, 10% Black, 5% Asian

2008 President: Obama 60%, McCain 39% (LIKELY DEM: D+7)

CA-43: Riverside city and some of southwest Riverside County (Ken Calvert)

Demographics: 66% White, 22% Hispanic, 5% Black

2008 President: McCain 54%, Obama 45% (SAFE GOP: R+8)

CA-45: Most of coastal Orange County (Dana Rohrabacher)

Demographics: 72% White, 13% Hispanic, 11% Asian

2008 President: McCain 52%, Obama 46% (LIKELY GOP; R+6)

CA-46: North-central Orange County including Anaheim, Buena Park, and Garden Grove (Ed Royce)

Demographics: 44% Hispanic, 28% White, 22% Asian

2008 President: Obama 52%, McCain 46% (TOSS-UP; R+1)

CA-47: Central Orange County including Santa Ana, Irvine, and Orange (Loretta Sanchez)

Demographics: 51% Hispanic, 31% White, 13% Asian

2008 President: Obama 59%, McCain 39% (LIKELY DEM; D+6)

CA-48: Northeastern and most of Southern Orange County (probably John Campbell)

Demographics: 67% White, 17% Hispanic, 12% Asian

2008 President: McCain 55%, Obama 43% (SAFE GOP; R+9)

Outer SoCal

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CA-41: All of Inyo County and most of San Bernardino County (Jerry Lewis?)

Demographics: 63% White, 23% Hispanic, 6% Black

2008 President: McCain 55%, Obama 43% (SAFE GOP: R+9)

CA-44: Most of Riverside County and all of Imperial County (Mary Bono Mack)

Demographics: 53% Hispanic, 40% White

2008 President: Obama 56%, McCain 43% (LEAN DEM; D+3)

CA-49: Far southern Orange County, southwestern Riverside County, northwestern San Diego County including Camp Pendleton (Darrell Issa)

Demographics: 61% White, 26% Hispanic, 5% Asian

2008 President: McCain 53%, Obama 45% (LIKELY GOP; R+7)

San Diego

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CA-50: Most of coastal San Diego County (Brian Bilbray)

Demographics: 73% White, 15% Hispanic, 6% Asian

2008 President: Obama 58%, McCain 40% (LEAN DEM; D+5)

CA-51: Northern San Diego, Lemon Grove (Susan Davis)

Demographics: 50% White, 18% Hispanic, 18% Asian, 10% Black

2008 President: Obama 60%, McCain 39% (LIKELY DEM: D+7)

CA-52: Most of inland San Diego County (Duncan Hunter)

Demographics: 68% White, 22% Hispanic

2008 President: McCain 58%, Obama 40% (SAFE GOP; R+12)

CA-53: Southern San Diego, Chula Vista, Imperial Beach (Bob Filner)

Demographics: 48% Hispanic, 29% White, 11% Asian, 8% Black

2008 President: Obama 61%, McCain 37% (SAFE DEM: D+8)

Part 2 of my redistricting California series, the State Senate, will come in a few days.

California: Predicting the Map

California is a minority-majority state.  Therefore any non-partisan redistricting plan drawn there should reflect the diversity of the state by maximizing the number of minority-majority districts — as long as those districts can be drawn to be compact, drawn to preserve community interests, and otherwise adhere to the other requirements of the new Commission.  11 out of 14 persons on the Commission are themselves minorities; therefore it is quite plausible that they may draw the new districts in this manner.  I tried to put aside all partisan bias when drawing this map, and tried to use only non-partisan criteria like compactness and adherence to the VRA.

There are 53 districts in California.  In this map I drew 15 that fit entirely within the confines of San Diego/Orange/Inland Empire; 15 that basically fit within Los Angeles Co./Ventura and the remaining 23 are in central and northern California.

No districts cross over from Los Angeles Co. into Orange or San Bernardino Counties.  Ventura and Kern Counties share areas with LA Co., but that was the only logical way for me to draw the districts there and still account for equal population for each district.  Likewise, one district does cross over from the Bay Area into the Central Valley, but again, that is because of population totals — basically, one district has to cross that divide somewhere.  

The population deviation per district is under +/- 1,500 persons.  I used American Community Survey estimates for my demographics, so the numbers are off somewhat from the 2000 data that’s still in Dave’s Application.  I numbered the districts from south to north in order to get away from thinking about them in the current sense and away from thinking about them in terms of incumbents (although there may be a rule where the districts have to be numbered north to south ?).  I will discuss each geographic area in turn and try to explain how I drew the lines.

San Diego County

San Diego County’s population estimate according to the American Community Survey is 2,988,000 which is equal to 4.2 congressional districts.  The county is 51% white and 49% minority; therefore I made 2 of the districts majority white and 2 districts minority-majority (the remaining “0.2” of the county is in a majority white district that also encompasses parts of Orange and Riverside Counties).  Hispanics are about 30% of the county so at least one district must be Hispanic.  If you “pack” the most Hispanic precincts in San Diego into one district you will only come out with a district that is approx. 56% Hispanic, but the map would look like this:

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Obviously, the Commission would not draw a convoluted map like the one above.  With just a few adjustments, “District 1” can be made pretty compact, however, and the Hispanic percentage would still be approx. 54% — only 2 points less than in the convoluted map.  (I use this example to demonstrate how I planned out many of the minority-majority districts in the state).  After District 1 was drawn, I still needed another minority-majority district for the county in order to draw a map that reflects the true diversity of the state.  It turned out that by combining all the other minority-majority areas in San Diego, you could draw a compact district almost entirely within the city of San Diego itself that is approximately 54% minority (basically combining Hispanics who are too geographically remote or dispersed to be included in District 1 with black and Asian areas in San Diego).  At this point, I had the two white majority districts to draw in the county — I drew one logically along the coast and one inland.

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District 1: Hispanic San Diego

Estimated Demographics: Approx. 75% minority (Hispanic majority)

Politics:  Safe Democratic; Obama 62; McCain 37

District 2: Inland City of San Diego – Multi-Ethnic

Estimated Demographics: Above 50% minority

Politics:  Safe Democratic; Obama 60; McCain 38

District 3: Coastal San Diego

Estimated Demographics: Approx. 70% white

Politics:  Lean Democratic; Obama 58; McCain 40

District 4: Inland San Diego County

Estimated Demographics: Approx. 65% white

Politics:  Safe Republican; Obama 41; McCain 57

Inland Empire

The next area I covered was Riverside and San Bernardino Counties.  I decided to include Imperial Co. with a Riverside district, as the combination would result in a compact Hispanic-majority district, and it made more sense to me to include with Riverside than with the city of San Diego as the current CA-51 looks today.  Also, Inyo and Mono Counties were included with San Bernardino, as that made more sense than to include them with Los Angeles as the current CA-25 does today.  Both San Bernardino and Riverside Counties have Hispanic pluralities (and Imperial is over three-fourths Hispanic; Inyo and Mono are about two-thirds white but have relatively very little population); whites are only 38% of the combined area.  

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The total population of the “Inland Empire” is approx. 4,213,000 which is equal to about 6 congressional districts.  Riverside Co. is only slightly bigger than San Bernardino Co., so 3 districts can be drawn in Riverside and 3 in San Bernardino.  Since San Bernardino/Inyo/Mono is only 36% white, I decided that 2 of the 3 San Bernardino-based districts should be minority-majority (with at least 1 being mostly Hispanic) and likewise, since Riverside/Imperial combined is only 40% white, I decided that 2 of the 3 districts there should be minority-majority (with at least 1 being mostly Hispanic).  The Hispanic growth in this area has been great and it was difficult to estimate the Hispanic percentages here.  For example, using even 2000 Census numbers, Districts 5 and 8 would be Hispanic majority, but if you use the ACS numbers, it appears that Districts 5 and 8 as drawn here would approach 60% Hispanic.

District 5:  Eastern Riverside Co. and Imperial

Estimated Demographics: Above 60% minority (Hispanic majority)

Politics:  Lean Democratic; Obama 56; McCain 43

District 6:  Central Riverside Co.

Estimated Demographics: White majority

Politics:  Safe Republican; Obama 45; McCain 53

District 7:  North-western Riverside Co.

Estimated Demographics: Approx. 70% minority (Hispanic majority)

Politics:  Safe Democratic; Obama 60; McCain 39

District 8:  South-western San Bernardino Co.

Estimated Demographics: Approx. 75% minority (Hispanic majority)

Politics:  Safe Democratic; Obama 60; McCain 38

District 9:  Northern San Bernardino Co./Inyo/Mono

Estimated Demographics: Approx. 60% white

Politics:  Safe Republican; Obama 43; McCain 55

District 10:  South-central San Bernardino Co. (and Calimesa in Riverside Co.)

Estimated Demographics: Approx. 65% minority (Hispanic plurality, and possibly majority)

Politics:  Lean Democratic; Obama 56; McCain 42

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Orange County

Orange Co. has about 2,977,000 people, equal to 4.2 congressional districts.  The population is 47% white and 53% minority.  Like in San Diego Co., I decided to draw two minority-majority districts (with one being mostly Hispanic and the other “multi-ethnic”), and two white districts — one coastal and one interior.

District 11:  Central Orange Co.

Estimated Demographics: Approx. 75% minority (Hispanic majority)

Politics:  Lean Democratic; Obama 59; McCain 39

District 12:  North-central Orange Co.

Estimated Demographics: Approx. 75% minority (Hispanic plurality; large Asian population)

Politics:  Toss Up; Obama 53; McCain 45

District 13:  Coastal Orange Co.

Estimated Demographics: Approx. 70% white

Politics:  Safe Republican; Obama 46; McCain 52

Interesting note:  This potential district would be Republican but socially quite moderate.  For example, Huntington Beach, Newport Beach and Laguna Beach were some of the rare cities in the state where the “No” on Prop. 8 received more votes, percentage-wise, than Obama received in 2008.

District 14:  Inland Orange Co.

Estimated Demographics: Above. 60% white

Politics:  Safe Republican; Obama 43; McCain 55

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“Leftover” San Diego/Orange/Riverside:

District 15:  Eastern Orange/Northern San Diego/Western Riverside

Estimated Demographics: Approx. 60% white

Politics:  Safe Republican; Obama 44; McCain 55

Los Angeles and Ventura Counties

The next 15 districts are based in Los Angeles and Ventura Counties (14 mostly in LA Co. and 1 mostly in Ventura).  The estimated population of LA County is 9,785,000 — equal to 13.8 districts.  47% of the population in the county is Hispanic — equal to 6.5 districts — so my plan makes sure that 6 districts are Hispanic majority and at least one other is Hispanic plurality.  Asians are 13% of the population which would translate to 1.8 districts.  However, as they are very geographically dispersed it would be impossible to draw two Asian-majority districts in LA Co.; in fact even drawing one Asian district resulted in a district that’s only plurality Asian.  Blacks in LA Co., on the other hand, form only 9% of the population, but are geographically very compact, so it was possible to draw a black-majority district in the county.  Whites are only 29% of LA County – equal to almost exactly 4 districts, but because of the way the white population is dispersed, the most logical thing to do was to create 2 white majority districts and 3 white plurality districts.  The Ventura-based district is also white majority/plurality.

District 16:  Eastern LA County; Pomona, Covina

Estimated Demographics: Approx. 75% minority (Hispanic majority)

Politics:  Safe Democratic; Obama 61; McCain 37

District 17:  Eastern LA County; Whittier, Norwalk, Downey

Estimated Demographics: Approx. 75% minority (approx. 65% Hispanic)

Politics:  Safe Democratic; Obama 64; McCain 34

District 18:  Central LA County; East Los Angeles, Southgate

Estimated Demographics: At least 98% minority (sic !); approx. 90% Hispanic

Politics:  Safe Democratic; Obama 86; McCain 12

District 19:  Central Los Angeles

Estimated Demographics: Approx. 85% minority (above 60% Hispanic)

Politics:  Safe Democratic; Obama 81; McCain 17

District 20:  Eastern Los Angeles (city), Burbank

Estimated Demographics: Approx. 75% minority (approx. 60% Hispanic)

Politics:  Safe Democratic; Obama 77; McCain 21

District 21:  Eastern San Fernando Valley

Estimated Demographics: Above 80% minority (approx. 70% Hispanic)

Politics:  Safe Democratic; Obama 74; McCain 24

District 22:  Long Beach and environs

Estimated Demographics: Approx. 70% minority (Hispanic plurality)

Politics:  Safe Democratic; Obama 67; McCain 31

District 23:  Eastern LA County; San Gabriel, Diamond Bar

Estimated Demographics: Above 80% minority (Asian plurality)

Politics:  Safe Democratic; Obama 60; McCain 38

District 24:  South-central LA

Estimated Demographics: At least 97% minority (sic !); above 50% black

Politics:  Safe Democratic; Obama 94; McCain 5

District 25:  South-western LA Co.; Torrance, San Pedro part of LA

Estimated Demographics: Above 60% minority (has white plurality, but is quite multi-ethnic)

Politics:  Lean Democratic; Obama 59; McCain 39

District 26:  Santa Monica Bay coast and some inland areas

Estimated Demographics: Minority-majority (though barely, as whites at approx. 49%)

Politics:  Safe Democratic; Obama 75; McCain 23

District 27:  Glendale, Pasadena, Monrovia

Estimated Demographics: Approx. 60% minority (but white plurality)

Politics:  Safe Democratic; Obama 66; McCain 32

District 28:  Northern LA County, western San Fernando Valley

Estimated Demographics: Above 50% white

Politics:  Toss Up; Obama 54; McCain 44

This district, btw, is very similar to the CA-25 under the non-partisan 1992 plan (but since the population has grown a lot in this area, Lancaster in the far north is detached).

District 29:  Westside LA/Beverly Hills; Malibu; Thousand Oaks

Estimated Demographics: Approx. 75% white

Politics:  Safe Democratic; Obama 67; McCain 32

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District 30:  Ventura County (other than Thousand Oaks)

Estimated Demographics: white majority hovering around 50% (so could be white plurality ?)

Politics:  Lean Democratic; Obama 56; McCain 42

This district, btw, looks almost identical to the CA-23 under the non-partisan 1992 plan.

Central Coast

We now start to move out of southern California …. The central coast and Monterey Bay areas have sizeable Hispanic numbers (35-40% of the population), but there’s really not enough population to form a compact Hispanic district here that would at the same time preserve county/community cohesiveness (Hispanic-majority districts could be drawn that include some of this area, but they would have to cross over into the Central Valley).

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District 31:  Central Coast

Estimated Demographics: Approx. 60% white

Politics:  Lean Democratic; Obama 57; McCain 41

This district is very similar to the CA-22 under the non-partisan 1992 plan.  All of Santa Barbara and San Luis Obispo Counties are included, as well as southern Monterey Co.

District 32:  Monterey Bay area; Santa Cruz, San Benito and most of Monterey Counties (and sliver of Santa Clara)

Estimated Demographics: white majority hovering around 50% (so could be white plurality ?)

Politics:  Safe Democratic; Obama 72; McCain 26

Central Valley

The San Joaquin Valley (Kern, Tulare, Kings, Fresno, Madera, Merced, Stanislaus, San Joaquin Counties) has approximately 3,792,000 persons which is equal to 5.4 congressional districts.  The population is about 46% Hispanic and 40% white — which “translates” into 3 minority-majority districts out of the 5 drawn here — however, as in this part of the state much of the Hispanic population is still undocumented/not citizens/under-age, it is realistically possible to create only two “effective” Hispanic-majority seats in this area.

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District 33:  Northern San Joaquin Valley (Stockton to Fresno)

Estimated Demographics: Approx. 75% minority (Hispanic majority)

Politics:  Safe Democratic; Obama 62; McCain 37

District 34:  Southern San Joaquin Valley (Bakersfield to Fresno Co.)

Estimated Demographics: Above 80% minority (approx. 70% Hispanic)

Politics:  Safe Democratic; Obama 60; McCain 39

District 35:  Kern Co. and Lancaster (in LA Co.)

Estimated Demographics: Approx. 60% white

Politics:  Safe Republican; Obama 38; McCain 60

District 36:  Parts of Tulare, Fresno, Kings

Estimated Demographics: White majority

Politics:  Safe Republican; Obama 38; McCain 60

District 37:  Modesto, Merced, Madera, Mariposa

Estimated Demographics: White majority

Politics:  Lean to Safe Republican; Obama 48; McCain 51

Sacramento

The map now moves into the Sacramento area.  Sacramento Co. is about 52% white.  It has roughly enough population for two congressional districts, so I made one district here majority white and one that is minority-majority.

District 38:  Sacramento suburbs, part of San Joaquin Co.

Estimated Demographics: Above 60% white

Politics:  Lean to Safe Republican; Obama 47; McCain 51

District 39:  Sacramento (city) and environs

Estimated Demographics: Approx. 60% minority (Hispanics, Asians, blacks)

Politics: Safe Democratic; Obama 68; McCain 30

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San Francisco Bay Area

We next go into the San Francisco Bay area.  The population amounts to approximately 9.5 districts here; in the resulting map, there are 9 districts completely within the Bay Area and one that overlaps with part of the Central Valley.  The white population in the Bay Area is about 45%, but there is really no predominant minority ethnic/racial group – but instead relatively large numbers of Hispanics, Asians and blacks.  Out of the 10 districts here, 5 are white majority and 5 are minority-majority (and out of those, I made 1 to be Hispanic-majority, 1 Asian plurality, 1 white plurality with a relatively high number of blacks, and 2 white plurality with large numbers of Asians).  

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(Looking back after I drew the map, what I found interesting in this area was that even after making a new Hispanic-majority district here (that’s also overall about 85% minority, and “packing” as many African-Americans as I could into an Oakland-based district) all the surrounding “outer-Bay Area” districts still remain solidly Democratic — there’s just no way to draw even a single Republican district here if you’re using strictly non-partisan criteria.)

District 40:  San Francisco

Estimated Demographics: White plurality; large Asian population

Politics: Safe Democratic; Obama 86; McCain 12

District 41:  San Mateo peninsula, part of San Francisco

Estimated Demographics: White plurality; large Asian population

Politics: Safe Democratic; Obama 74; McCain 25

District 42:  Silicon Valley

Estimated Demographics: White majority

Politics: Safe Democratic; Obama 71; McCain 27

District 43:  part of San Jose; outer Santa Clara and Alameda Counties

Estimated Demographics: White majority

Politics: Safe Democratic; Obama 65; McCain 34

District 44:  part of San Jose; parts of Alameda and San Mateo Counties

Estimated Demographics: Approx. 85% minority (Hispanic majority)

Politics: Safe Democratic; Obama 77; McCain 21

District 45:  parts of Alameda and Santa Clara Co’s.; Fremont, San Leandro, Milpitas

Estimated Demographics: Approx. 70% minority (Asian plurality)

Politics: Safe Democratic; Obama 71; McCain 27

District 46:  Oakland, Berkeley, Richmond

Estimated Demographics: Approx. 70% minority (black, Asian, Hispanic)

Politics: Safe Democratic; Obama 88; McCain 10

District 47:  Western Contra Costa; parts of Solano

Estimated Demographics: White majority

Politics: Safe Democratic; Obama 70; McCain 28

District 48:  Eastern Contra Costa; parts of San Joaquin

Estimated Demographics: white majority hovering around 50% (so could be white plurality ?)

Politics: Safe Democratic; Obama 61; McCain 37

District 49:  Marin, Sonoma

Estimated Demographics: Above 70% white

Politics: Safe Democratic; Obama 76; McCain 22

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Northern California

Last, but not least, we move to the northern-most area of California.  The districts here kind of drew themselves, as there were several instances where you can draw perfectly compact districts that correspond almost perfectly to county lines and also look almost exactly like the 1992 non-partisan districts.  This area is overwhelmingly white, so all four districts here are white majority.

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District 50:  North Coast, Napa, Solano

Estimated Demographics: Approx. 65% white

Politics: Safe Democratic; Obama 62; McCain 36

District 51:  Sacramento River Valley

Estimated Demographics: Approx. 60% white

Politics: Toss Up; Obama 54; McCain 44

This district looks almost exactly like CA-3 under the non-partisan 1992 map.

District 52:  Far-northern California

Estimated Demographics: Approx. 80% white

Politics: Safe Republican; Obama 44; McCain 53

District fits perfectly within county lines; almost identical to CA-2 under non-partisan 1992 map.

District 53:  Sierra Nevada area; Sacramento exurbs

Estimated Demographics: Approx. 80% white

Politics: Safe Republican; Obama 44; McCain 54

District fits almost perfectly within county lines; almost the same as CA-4 under 1992 map.

So, that’s my map for California — using non-partisan criteria and with an emphasis on maximizing minority-majority seats.  The map has 22 out of 53 seats at white-majority status — corresponding exactly to the 42% of the population that is white according to the ACS.  There are 15 Hispanic-majority seats (and a majority of those are at least 60% Hispanic) and two more with a strong Hispanic plurality — unfortunately, that is below the estimated 36-37% of the population that is Hispanic (ideally, there would be 19 Hispanic-majority seats).  However, some of the Hispanic population is just too dispersed to form a district, and the 15 seats are almost double the current number of Hispanic representatives in the state.  The remaining 14 districts are either black-majority, Asian-plurality or multi-ethnic districts where no single group predominates .

It should be noted that in partisan terms, the map produces 31 safe Democratic seats; 7 lean Democratic seats; 3 toss-ups (Obama won two of those by 10 points and one by 8 points, but that should still be considered “Toss-Up” by California standards); 2 lean to safe Republican seats; and 10 safe Republican seats.  

A plan could certainly be made that has more Republican seats — but you would not be using neutral criteria, and the number of minority-majority or minority-plurality seats would necessarily go down in such a plan.

California: Back to the Future

I have drawn a number of maps trying to predict California’s 2012 redistricting.  I will not be posting any of them in this diary, as I think it’s just a guessing game trying to figure out how exactly the lines will look.  There are several different ways the lines can be drawn – all adhering to the new commission standards.  (OK, maybe I will post a prediction map at some time in the future, once I feel confident that I am drawing the lines in a purely objective way – which is hard to do perfectly) …

Nevertheless, in this diary I wanted to find a totally objective way in which to predict only what the net effect of such a perfectly non-partisan, non-biased redistricting may be – in a “most likely” scenario.  I thought that one of the best and most objective ways to do this is to look back at the 1992 non-partisan map and see how those districts compare, in partisan terms, to the existing ones.  This entails nothing more than redrawing the 1992 districts into Dave’s Application.  Hence, I will not even post any statewide maps here, as you can see what the districts looked like via this link:

http://swdb.igs.berkeley.edu/m…

Instead of the maps, I have included a chart here showing how each 2002 district voted in the 2008 election and how each of the 1992 districts would have voted had that map been in effect in 2008.  Granted, there were obvious population shifts between the 90’s and the last decade, so the 1992 lines now would produce over-populated or under-populated districts, and the biggest difference is that there were 52 districts back then instead of 53 now.  But the districts can still be compared for the purpose of this analysis — because the point here is not really trying to see how any particular district would change, but only what the net effect would be, ie. more or less Democratic or Republican districts overall ??  As far as the missing 53rd District, I get to that too, towards the end of the diary …

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Under this exercise, it appears that had the 1992 lines stayed in place for 2002, there might now be upwards of 40 seats in California that Obama won by at least 6 points (at least a 52-46 margin) as compared to only 34 such seats currently.

As can be inferred from the above chart, a perfectly fair redistricting of California is likely to add several more Democratic districts.  The numbers highlighted in yellow are districts where the partisan balance doesn’t change much when you go from the 2002 incumbent protection map to the 1992 non-partisan map.  These are districts where the change in Obama’s margin over McCain (or McCain over Obama) is no more than 4 points.  The numbers highlighted in red are ones where the margin changes by 5 points or more in the Republican direction, while the numbers highlighted in blue are ones where the margin changes by 5 points or more in the Democratic direction.  

First, we need to take out the districts where the numbers change by 5 points or more in the Democratic or Republican direction, BUT the change is not likely to make a difference because the district is already super-Democratic or super-Republican.  These include CA-7, CA-30, CA-34, CA-35 and CA-37, which are already very Democratic and which might become even more Democratic under a re-map, as well as CA-1, CA-10, CA-23, CA-27, CA-36, CA-43 and CA-53 which become less Democratic, but are still very likely to be retained by a Democrat even if the lines were changed (all except CA-23 and CA-36 would have Obama percentages of at least 62%).  

What’s left are 7 districts where the partisan change may entail a change in party control.  These include 2 districts that move in a Republican direction, and 5 that move in a Democratic direction (I have marked these districts using a bolded outline in the column referencing the 1992 District partisan breakdown).

CA-18 and CA-20 become less Democratic to the point where, at least in CA-20, the Republican candidate would have very likely won last November under the old lines.  It appears that CA-18 would have also been a 50/50 district in last year’s election had it remained under the old lines.  (For what it’s worth, it should be noted that both districts still remain “Obama districts”.)   However, for both of these Central Valley districts, the actual 2012 redistricting may not be as “brutal” if you’re a Democrat because of the VRA.  The commission is likely to feel the need to be quite “VRA-compliant” in this part of the state, and the resulting districts are likely to have more Hispanics than under the 1992 lines, and thus be more Democratic.

The 5 more Democratic districts include CA-3, CA-24, CA-25, CA-26 and CA-42.  All move in the Democratic direction in this exercise.  CA-24 and CA-26 become so much more Democratic, that a Democratic takeover would be likely, while the other 3 are right on the line – with the caveat that Congressmen like Lungren and Miller would not likely be able to hold the districts in a Democratic or even “neutral” year.  McKeon – I’m not sure, but he certainly doesn’t have the moderate reputation of someone like Bono Mack who is able to currently hold a district with a similar partisan makeup.

What’s interesting, at first, is that Calvert’s district does not appear to change much in the chart.  Here’s where the “53rd District” comes in … Out of the 52 districts under the 1992 plan, two stand out like a sore thumb, in terms of over-population (I am using today’s population numbers, but under the 2000 population numbers they would have been over-populated in a similar fashion).  Both the western and eastern halves, respectively, of Riverside Co. (which under the 1992 map were labeled CA-43 and CA-44 but now more closely correspond to CA-44 and CA-45) are over-populated by over 300,000 persons, or something like 150% (Calvert’s area is at +367,000 while Bono Mack’s is at +321,000) … No other districts in the state even come close (every other is under 200,000, in most cases 100,000 or less) … Taken together, the +367,000 and +321,000 over-populations add up to almost exactly one new Congressional district in Riverside Co.  Granted, we’re using 2006-2008 population estimates on 1992 lines.  Nevertheless, even between the 1990 and 2000 Censuses, Riverside Co. had the highest population growth in the state (other than three relatively small counties – San Benito, Placer and Madera).  Thus, if the 2002 map was truly “non-partisan” the 53rd district created may have been centered not in the Central Valley, but in Riverside Co.  

To see how this plays out in a partisan way, I drew 4 different possible scenarios of how Riverside may look if it contains 3 districts of equal population (with each district corresponding to an ideal district size using population estimates for 2006-2008) …

The first map below is simply the districts under the 1992 map; the old CA-43 is in magenta while the old CA-44 is in blue:

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The second map shows how the districts may look if Riverside Co. is divided into 3 districts of equal population.  In this scenario, equal numbers of people are taken out of both the western (magenta) and eastern (blue) halves of the county to create a new district in the middle.  I tried to draw so that cities are not split up by the district lines.  The new district, in orange, encompasses Riverside, Moreno Valley, Calimesa, Beaumont and Perris, and its partisan breakdown is 56 Obama – 43 McCain (the western district in magenta is 47 Obama – 51 McCain, while the eastern district in blue is 51 Obama – 48 McCain).

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The third map below shows how the map may look if, instead, Riverside, Moreno Valley and their immediate environs are put together into one very compact district (almost rectangular) while the magenta and blue districts adjust accordingly for equal population.  In this scenario, the new orange district is 58 Obama – 40 McCain, the magenta one is 46 Obama – 52 McCain, while the blue one is 50 Obama – 48 McCain.

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The fourth map has Riverside, Norco and Corona all in one orange district at 53 Obama – 45 McCain (the magenta district is 50 Obama – 48 McCain, while the blue one is 50 Obama – 49 McCain).

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The last map tries to keep most of Moreno Valley together with Palm Springs (as they are currently); while Norco and most of Corona stay with Riverside.  The orange district here is 55 Obama – 43 McCain; magenta one is 44 Obama – 54 McCain and the blue one is 55 Obama – 43 McCain.

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As you can see, any reasonable way you slice and dice Riverside, you’re creating at least one quite Democratic district (and possibly two) – which, like CA-3, CA-24, CA-25, CA-26 and CA-42 above would likely move in the Democratic direction (in scenario #4, the one that produces the “weakest” partisan shift for Democrats, still has the new Riverside Co. district at 53 Obama – 45 McCain which is a 7 point improvement in the Obama – McCain margin over the existing CA-44).

You can see from this exercise that the 2002 plan, even though it was an incumbent-protection map, has benefitted Republican incumbents significantly more than Democratic incumbents.  If something truly non-partisan had been created in 2002 Democrats would likely have at least several more members currently.  With 2012 redistricting being non-partisan it is therefore likely (though never guaranteed ofcourse) that the map will increase the number of Democrats in California.  And, as you can see from the “53rd District” scenario above, even in Republican districts which have or are experiencing the highest population growth in California (like Riverside Co.) the growth has been in Republican districts, but among Democratic constituencies.  

To sum up, therefore, I think that a non-partisan map will ultimately be more of a plus for Democrats than Republicans.  If drawn in a neutral manner, a new CA-18 and CA-20 might be marginal to leaning Republican — but the VRA is likely to “save” those districts for the Democrats.  Meanwhile, non-partisan criteria will more likely than not enable the creation of more Democratic districts in geographic areas currently corresponding to CA-3, CA-24, CA-25, CA-26, CA-42 and CA-44.  The new Democratic-leaning districts may even not correspond to the districts listed here — as this exercise for me really tried to gauge a net effect rather than trying to predict individual districts — but they will appear somewhere in California (mostly in the southern part of the state).  Several of these new districts will likely go Democratic in 2012, while others may be more marginal but may nevertheless provide Democrats at least an even chance of takeover (later if not sooner, as demographic change progresses) — which is better than what the existing map has to offer.  If you’re a Democrat, fortunately we no longer will have the self-defeating Democrats of 2002 to draw the map for us. Instead, we should look forward to the Commission’s work in the Golden State.

California Redistricting Patterns by Region

The coming redistricting in California will see two significant forces working to give the new lines.  The first is population, how it has grown and shifted since the last maps were drawn.  The second is the commission process that will follow set rules around keeping cities and counties together, compactness, communities of interest, and drawing lines without considering where candidates live.

To survey the political landscape I put together this chart showing population growth in each congressional district.  While the commission does not need to start from the existing lines, this does show the disparity in population growth among current districts.

Swing State readers should quickly realize that districts with the greatest overages are Republican.  This is seen statewide where Republican congressional seats are on average 42,000 over target population, and Democrat-held seats are 28,000 under.

Tightly packed Democratic seats like those in Los Angeles will have to geographically expand, stealing population from other neighboring Democrats to gain the requisite number of residents.  Conversely, Republican districts will be contracting as they give up voters, and could provide more opportunity to other Republicans.

Current Congressional Districts and Variation from 2010 Projected Targets

Member Residence Variation

1 Mike Thompson D St Helena Under By 19,552

2 Wally Herger R Chico Over By 23,927

3 Dan Lungren R Gold River Over By 52,873

4 Tom McClintock R Elk Grove Over By 78,971

5 Doris Matsui D Sacramento Over By 21,151

6 Lynn Woolsey D Petaluma Under By 82,302

7 George Miller D Martinez Under By 47,071

8 Nancy Pelosi D San Francisco Under By 28,457

9 Barbara Lee D Oakland Under By 47,004

10 John Garamendi D Walnut Grove Under By 4,079

11 Jerry McNerney D Pleasanton Over By 68,602

12 Jackie Speier D Hillsborough Under By 73,416

13 Pete Stark D Fremont Under By 59,603

14 Anna Eshoo D Atherton Under By 47,104

15 Mike Honda D San Jose Under By 17,541

16 Zoe Lofgren D San Jose Under By 7,756

17 Sam Farr D Carmel Under By 63,360

18 Dennis Cardoza D Merced Over By 27,745

19 George Radanovich R Mariposa Over By 49,586

20 Jim Costa D Fresno Over By 18,060

21 Devin Nunes R Tulare Over By 75,114

22 Kevin McCarthy R Bakersfield Over By 71,524

23 Lois Capps D Santa Barbara Under By 54,321

24 Elton Gallegly R Simi Valley Under By 29,472

25 Howard McKeon R Santa Clarita Over By 4,084

26 David Dreier R San Dimas Over By 10,372

27 Brad Sherman D Sherman Oaks Under By 41,458

28 Howard Berman D Los Angeles Under By 37,913

29 Adam Schiff D Burbank Under By 39,041

30 Henry Waxman D Los Angeles Under By 31,871

31 Xavier Becerra D Los Angeles Under By 55,157

32 Judy Chu D Monterey Park Under By 54,149

33 Diane Watson D Los Angeles Under By 36,444

34 Lucille Roybal-Allard D Los Angeles Under By 47,705

35 Maxine Waters D Los Angeles Under By 39,585

36 Jane Harman D Los Angeles Under By 34,005

37 Laura Richardson D Long Beach Under By 36,943

38 Grace Napolitano D Norwalk Under By 51,103

39 Linda Sanchez D Lakewood Under By 44,407

40 Ed Royce R Fullerton Under By 37,637

41 Jerry Lewis R Redlands Over By 100,829

42 Gary Miller R Diamond Bar Under By 10,593

43 Joe Baca D Rialto Over By 57,355

44 Ken Calvert R Corona Over By 191,982

45 Mary Bono Mack R Palm Springs Over By 200,712

46 Dana Rohrabacher R Huntington Beach Under By 40,074

47 Loretta Sanchez D Anaheim Under By 43,323

48 John Campbell R Irvine Over By 437

49 Darrell Issa R Vista Over By 65,129

50 Brian Bilbray R Carlsbad Over By 13,076

51 Bob Filner D San Diego Over By 7,693

52 Duncan Hunter R Lakeside Under By 25,845

53 Susan Davis D San Diego Under By 25,626

The following shows variations for congressional districts by region, however they do not match county growth perfectly as several Congressional districts overlap counties and skew the numbers.

Variation from Ideal 2010 Population, by Congressional Districts in Regions

.: Northern California +4.5% 4 districts over by 175,000, 1 under

.: San Francisco Bay -5.8% 11 districts are under by 415.000

.: Central Valley +6.9% 5 districts over by 240,000

.: Los Angeles -5.5% 13 districts under by 550,000

.: Orange County +1.4% 1 district is over, 4 are under

.: San Diego +1% 2 districts are under, 3 over

.: Inland Empire +11.4% 8 districts are over by 640,000

Regional Differences…

San Francisco Bay Area

Bay Area congressional districts have largely not kept up with statewide growth, putting them under the required population by about 4.5%.  The only exception is the Jerry McNerney district, but the growth in this district is primarily within the San Joaquin portion.  Excluding McNerney, the remaining ten districts need to expand to capture another 415,000 residents.  

Excluding the McNerney district the remaining Bay Area seats have to grow 6% on average.  This does not seem significant when looked at for an individual district where it is like adding the city of Pacifica.  However, as each district takes from the next, the impact is added up.  In the end the last district is going to shift by the equivalent of gaining or losing a city the size of Oakland.

Central Valley and Norcal

Tightly packed urban Democratic seats like those in the Bay Area will have to geographically expand, stealing population from other neighboring Democrats to gain the requisite number of residents.  Conversely, Republican districts like these in the Central Valley and Northern California will be contracting as they give up voters, and could provide more opportunity to other Republicans as these regions add a district.

Aside from population, the requirements for geographic compactness and keeping cities and counties together will wreak havoc on the current districts.

Los Angeles

As can be seen above, the cumulative impact of shrinking population is that LA districts have to go searching for an additional 540,000 residents.   In a redraw that follows the new commission rules this should cause the loss of one congressional seat for the region.

The greatest volatility could come in the San Gabriel Valley where population growth has been slowest. The districts of Grace Napolitano (CD 38), Judy Chu (CD 32) and Xavier Becerra (CD 31) have only had growth of 2-2.5% – putting them under the state average by approximately 8%.  Furthermore, South and West facing beaches limit the ability for districts in the City of LA to move in either of those directions, meaning that expanding districts must shift North and East – likely toward the Inland Empire that has seen the highest growth rate in the state.

The only district in Los Angles with an overage is also the only district held by a Republican.

Orange County

Orange County congressional districts have largely not kept up with statewide growth putting them under the required population by about 5%.  The only exception is the Ken Calvert district, but the growth in this seat is primarily within the Riverside portion of the district.  Excluding Calvert, the remaining five districts need to expand to capture another 130,000 residents.

While Orange County currently has six congressional members, it only has four who live within the county.  The districts held by Miller and Calvert extend from Orange County into Riverside and San Bernardino where those members live.  Given Orange County population estimates, the county should have 4.25 members of congress.  

San Diego

Overall growth in San Diego is just 1% above the state average.  Yet that shifts to about 1% under the state average after accounting for the Issa District that overlaps with Riverside and the Filner district that takes in the Inland Empire.  As can be expected, it is the southern, more densely populated portion of San Diego that has had the least growth.

Inland Empire

Past redistricting efforts have not done a good job of keeping the Inland Empire intact or creating lines that benefit this growing portion of the State.  The area has eight congressional seats with only three districts entirely within its boundaries and five that overlap from Los Angeles, San Diego and Orange Counties.   Half of the Inland Empire’s congressional representatives live outside of the three-county area.

In a redraw that respects city and county lines and pays no regard to where current members live, it can be expected that the three Congressional districts entirely within the Inland Empire would increase to five, and the districts that only dip into the Inland Empire would be stopped at the county lines.  This would be an increase in the region’s true representation, but a decrease in the number of representatives that have any part of the Inland Empire.