There are 29 zip codes in Marin County, California. The most populated is 94901, located in San Rafael. * 2024 populations estimated based on the latest ACS 5-year data.
Zip Code | Population | City |
|---|---|---|
| 94901 | 40,927 | San Rafael |
| 94952 | 33,519 | Petaluma |
| 94941 | 32,190 | Mill Valley |
| 94903 | 31,582 | San Rafael |
| 94947 | 25,183 | Novato |
| 94949 | 18,545 | Novato |
| 94945 | 17,309 | Novato |
| 94960 | 16,028 | San Anselmo |
| 94904 | 13,132 | Greenbrae |
| 94920 | 12,906 | Belvedere Tiburon |
| 94965 | 12,044 | Sausalito |
| 94925 | 10,155 | Corte Madera |
| 94930 | 8,748 | Fairfax |
| 94939 | 7,488 | Larkspur |
| 94957 | 2,081 | Ross |
| 94964 | 2,054 | San Quentin |
| 94973 | 1,438 | Woodacre |
| 94924 | 1,342 | Bolinas |
| 94933 | 1,284 | Forest Knolls |
| 94956 | 1,189 | Point Reyes Station |
| 94937 | 938 | Inverness |
| 94946 | 673 | Nicasio |
| 94963 | 462 | San Geronimo |
| 94929 | 442 | Dillon Beach |
| 94938 | 428 | Lagunitas |
| 94970 | 400 | Stinson Beach |
| 94971 | 364 | Tomales |
| 94940 | 260 | Marshall |
| 94950 | 23 | Olema |