Marin County, California ZIP Codes
- ZIP records
29 - Cities represented
26 - Sum of listed ZIP population estimates
290,846
Population sum includes positive estimates in these ZIP records; it is not an official county population.
Top ZIP Codes by Population
| Rank | ZIP Code | City | Population estimate |
|---|---|---|---|
| 1 | 94901 | San Rafael | 41,307 |
| 2 | 94952 | Petaluma | 33,785 |
| 3 | 94941 | Mill Valley | 32,706 |
| 4 | 94903 | San Rafael | 30,615 |
| 5 | 94947 | Novato | 24,100 |
| 6 | 94949 | Novato | 17,787 |
| 7 | 94945 | Novato | 17,635 |
| 8 | 94960 | San Anselmo | 16,232 |
| 9 | 94904 | Greenbrae | 12,815 |
| 10 | 94920 | Belvedere Tiburon | 12,609 |
Cities in Marin County
- Belvedere Tiburon
- Bolinas
- Corte Madera
- Dillon Beach
- Fairfax
- Forest Knolls
- Greenbrae
- Inverness
- Lagunitas
- Larkspur
- Marshall
- Mill Valley
- Nicasio
- Novato
- Olema
- Petaluma
- Point Reyes Station
- Ross
- San Anselmo
- San Geronimo
- San Quentin
- San Rafael
- Sausalito
- Stinson Beach
- Tomales
- Woodacre
ZIP Directory
- ZIP 94901
- ZIP 94903
- ZIP 94904
- ZIP 94920
- ZIP 94924
- ZIP 94925
- ZIP 94929
- ZIP 94930
- ZIP 94933
- ZIP 94937
- ZIP 94938
- ZIP 94939
- ZIP 94940
- ZIP 94941
- ZIP 94945
- ZIP 94946
- ZIP 94947
- ZIP 94949
- ZIP 94950
- ZIP 94952
- ZIP 94956
- ZIP 94957
- ZIP 94960
- ZIP 94963
- ZIP 94964
- ZIP 94965
- ZIP 94970
- ZIP 94971
- ZIP 94973
Browse all ZIP data for California
Methodology: Records are grouped by the source file's listed county and state. Population sums add positive ZIP-level estimates and are not official county totals; city counts use distinct city labels in the source.