| City | Population |
| Alameda, CA | 73,812 |
| Alameda County rural, CA | 8,857 |
| Albany, CA | 18,539 |
| Alto, CA | 711 |
| Alum Rock, CA | 15,536 |
| American Canyon, CA | 19,454 |
| Anchor Bay, CA | 340 |
| Angwin, CA | 3,051 |
| Ashland, CA | 21,925 |
| Atherton town, CA | 6,914 |
| Bayview, CA | 1,754 |
| Belmont, CA | 25,835 |
| Belvedere, CA | 2,068 |
| Benicia, CA | 26,997 |
| Berkeley, CA | 112,580 |
| Black Point-Green Point, CA | 1,306 |
| Bloomfield, CA | 345 |
| Bodega, CA | 220 |
| Bodega Bay, CA | 1,077 |
| Bolinas, CA | 1,620 |
| Boonville, CA | 1,035 |
| Boyes Hot Springs, CA | 6,656 |
| Brisbane, CA | 4,282 |
| Broadmoor, CA | 4,176 |
| Burbank, CA | 4,926 |
| Burlingame, CA | 28,806 |
| Calistoga, CA | 5,155 |
| Cambrian Park, CA | 3,282 |
| Campbell, CA | 39,349 |
| Carmet, CA | 47 |
| Castro Valley, CA | 61,388 |
| Cazadero, CA | 354 |
| Cherryland, CA | 14,728 |
| Clayton, CA | 10,897 |
| Clearlake, CA | 15,250 |
| Clearlake Oaks, CA | 2,359 |
| Clearlake Riviera, CA | 3,090 |
| Cloverdale, CA | 8,618 |
| Cobb, CA | 1,778 |
| Colma town, CA | 1,792 |
| Contra Costa County rural, CA | 9,882 |
| Corte Madera town, CA | 9,253 |
| Cotati, CA | 7,265 |
| Crockett, CA | 3,094 |
| Cupertino, CA | 58,302 |
| Daly City, CA | 101,123 |
| Deer Park, CA | 1,267 |
| Dillon Beach, CA | 283 |
| Dublin, CA | 46,036 |
| East Foothills, CA | 8,269 |
| East Palo Alto, CA | 28,155 |
| East Richmond Heights, CA | 3,280 |
| El Cerrito, CA | 23,549 |
| El Granada, CA | 5,467 |
| El Sobrante, CA | 12,669 |
| El Verano, CA | 4,123 |
| Eldridge, CA | 1,233 |
| Emerald Lake Hills, CA | 4,278 |
| Emeryville, CA | 10,080 |
| Fairfax town, CA | 7,441 |
| Fairview, CA | 10,003 |
| Fetters Hot Springs-Agua Caliente, CA | 4,144 |
| Forestville, CA | 3,293 |
| Foster City, CA | 30,567 |
| Fremont, CA | 214,089 |
| Fruitdale, CA | 935 |
| Fulton, CA | 541 |
| Geyserville, CA | 862 |
| Glen Ellen, CA | 784 |
| Graton, CA | 1,707 |
| Guerneville, CA | 4,534 |
| Half Moon Bay, CA | 11,324 |
| Hayward, CA | 144,186 |
| Healdsburg, CA | 11,254 |
| Hercules, CA | 24,060 |
| Hidden Valley Lake, CA | 5,579 |
| Highlands-Baywood Park, CA | 4,027 |
| Hillsborough town, CA | 10,825 |
| Hopland, CA | 756 |
| Inverness, CA | 1,304 |
| Jenner, CA | 136 |
| Kelseyville, CA | 3,353 |
| Kensington, CA | 5,077 |
| Kentfield, CA | 6,485 |
| Kenwood, CA | 1,028 |
| La Honda, CA | 928 |
| Ladera, CA | 1,426 |
| Lagunitas-Forest Knolls, CA | 1,819 |
| Lake County rural, CA | 13,861 |
| Lakeport, CA | 4,753 |
| Larkfield-Wikiup, CA | 8,884 |
| Larkspur, CA | 11,926 |
| Livermore, CA | 80,968 |
| Loma Mar, CA | 113 |
| Los Altos, CA | 28,976 |
| Los Altos Hills town, CA | 7,922 |
| Los Gatos town, CA | 29,413 |
| Lower Lake, CA | 1,294 |
| Loyola, CA | 3,261 |
| Lucas Valley-Marinwood, CA | 6,094 |
| Lucerne, CA | 3,067 |
| Manchester, CA | 195 |
| Marin City, CA | 2,666 |
| Marin County rural, CA | 18,451 |
| Menlo Park, CA | 32,026 |
| Middletown, CA | 1,323 |
| Mill Valley, CA | 13,903 |
| Millbrae, CA | 21,532 |
| Milpitas, CA | 66,790 |
| Montalvin Manor, CA | 2,876 |
| Montara, CA | 2,909 |
| Monte Rio, CA | 1,152 |
| Monte Sereno, CA | 3,341 |
| Moss Beach, CA | 3,103 |
| Mountain View, CA | 74,066 |
| Muir Beach, CA | 310 |
| Napa, CA | 76,915 |
| Newark, CA | 42,573 |
| Nicasio, CA | 96 |
| Nice, CA | 2,731 |
| Norris Canyon, CA | 957 |
| North Fair Oaks, CA | 14,687 |
| North Lakeport, CA | 3,314 |
| North Richmond, CA | 3,717 |
| Novato, CA | 51,904 |
| Oakland, CA | 390,724 |
| Oakville, CA | 71 |
| Occidental, CA | 1,115 |
| Pacifica, CA | 37,234 |
| Palo Alto, CA | 64,403 |
| Penngrove, CA | 2,522 |
| Pescadero, CA | 643 |
| Petaluma, CA | 57,941 |
| Philo, CA | 349 |
| Piedmont, CA | 10,667 |
| Pinole, CA | 18,390 |
| Pleasanton, CA | 70,285 |
| Point Arena, CA | 449 |
| Point Reyes Station, CA | 848 |
| Port Costa, CA | 190 |
| Portola Valley town, CA | 4,353 |
| Redwood City, CA | 76,815 |
| Richmond, CA | 103,701 |
| Rodeo, CA | 8,679 |
| Rohnert Park, CA | 40,971 |
| Rollingwood, CA | 2,969 |
| Roseland, CA | 6,325 |
| Ross town, CA | 2,415 |
| Rutherford, CA | 164 |
| Salmon Creek, CA | 86 |
| San Anselmo town, CA | 12,336 |
| San Bruno, CA | 41,114 |
| San Carlos, CA | 28,406 |
| San Francisco, CA | 805,235 |
| San Geronimo, CA | 446 |
| San Jose, CA | 945,942 |
| San Leandro, CA | 84,950 |
| San Lorenzo, CA | 23,452 |
| San Mateo, CA | 97,207 |
| San Mateo County rural, CA | 15,806 |
| San Pablo, CA | 29,139 |
| San Rafael, CA | 57,713 |
| San Ramon, CA | 72,148 |
| Santa Clara, CA | 116,468 |
| Santa Rosa, CA | 167,815 |
| Santa Venetia, CA | 4,292 |
| Saratoga, CA | 29,926 |
| Sausalito, CA | 7,061 |
| Sea Ranch, CA | 1,305 |
| Sebastopol, CA | 7,379 |
| Sereno del Mar, CA | 126 |
| Silverado Resort, CA | 1,095 |
| Sleepy Hollow, CA | 2,384 |
| Soda Bay, CA | 1,016 |
| Sonoma, CA | 10,648 |
| Sonoma County rural, CA | 90,835 |
| South San Francisco, CA | 63,632 |
| Spring Valley, CA | 845 |
| St. Helena, CA | 5,814 |
| Stanford, CA | 13,809 |
| Stinson Beach, CA | 632 |
| Strawberry, CA | 5,393 |
| Sunnyvale, CA | 140,081 |
| Sunol, CA | 913 |
| Tamalpais-Homestead Valley, CA | 10,735 |
| Tara Hills, CA | 5,126 |
| Temelec, CA | 1,441 |
| Tiburon town, CA | 8,962 |
| Timber Cove, CA | 164 |
| Tomales, CA | 204 |
| Union City, CA | 69,516 |
| Upper Lake, CA | 1,052 |
| Vallejo, CA | 115,942 |
| Valley Ford, CA | 147 |
| West Menlo Park, CA | 3,659 |
| Windsor town, CA | 26,801 |
| Woodacre, CA | 1,348 |
| Woodside town, CA | 5,287 |
| Yountville, CA | 2,933 |
| | |
| Total | 6,094,042 |
