Marin County Zip Codes

Navigate through our detailed list of Marin County zip codes, each linked to its respective city.

From the bustling streets of San Rafael to the serene landscapes of Sausalito, this page serves as a key resource for postal codes across the county.

Ideal for mailing, logistics, or simply exploring different communities, our list ensures you have the information you need for Marin County.

There are 40 zip codes in total.

Marin County has 11 incorporated cities and towns, 20 census-designated places, and 18 unincorporated communities.

Zip Code	City	County
94901	San Rafael	Marin County
94903	San Rafael	Marin County
94904	Greenbrae	Marin County
94904	Kentfield	Marin County
94912	San Rafael	Marin County
94913	San Rafael	Marin County
94914	Kentfield	Marin County
94915	San Rafael	Marin County
94920	Belvedere Tiburon	Marin County
94920	Belvedere	Marin County
94920	Tiburon	Marin County
94924	Dogtown	Marin County
94924	Bolinas	Marin County
94925	Corte Madera	Marin County
94929	Dillon Beach	Marin County
94930	Fairfax	Marin County
94933	Forest Knolls	Marin County
94937	Inverness	Marin County
94938	Lagunitas	Marin County
94939	Larkspur	Marin County
94940	Marshall	Marin County
94941	Mill Valley	Marin County
94942	Mill Valley	Marin County
94945	Novato	Marin County
94946	Nicasio	Marin County
94947	Novato	Marin County
94948	Novato	Marin County
94949	Novato	Marin County
94950	Olema	Marin County
94956	Point Reyes Station	Marin County
94957	Ross	Marin County
94960	San Anselmo	Marin County
94963	San Geronimo	Marin County
94964	San Quentin	Marin County
94965	Muir Beach	Marin County
94965	Sausalito	Marin County
94966	Sausalito	Marin County
94970	Stinson Beach	Marin County
94971	Tomales	Marin County
94973	Woodacre	Marin County
94974	San Quentin	Marin County
94976	Corte Madera	Marin County
94977	Larkspur	Marin County
94978	Fairfax	Marin County
94979	San Anselmo	Marin County