Find schools and get information on the program that’s right for you.
Powered by Campus Explorer
Marin County is a county located in the North San Francisco Bay Area of the State of California. Based on the 2010 census, the population was 252,409. The county seat is San Rafael. Marin county was created February 18, 1850. The name origin is not clear, one account is the county was named for Chief Marin, of the Licatiut tribe of Indians who inhabited that area. The other account is that the bay between San Pedro and San Quentin points was named Bahia de Nuestra Senora del Rosario la Marinera by Ayala in 1775, and it is likely that Marin is simply an abbreviation of this name.
Marin County is included in the San Francisco-Oakland-Hayward, CA Metropolitan Statistical Area. It is across the Golden Gate Bridge from San Francisco.
The origin of its name is not clear. One story says that the county was named for Chief Marin, of the Licatiut tribe of Indians who inhabited that section and waged fierce battle against the early Spanish military explorers. The other version is that the bay between San Pedro and San Quentin points was named Bahia de Nuestra Senora del Rosario la Marinera by Ayala in 1775, and it is quite possible that Marin is simply an abbreviation of this name.
County QuickFacts: CensusBureau Quick Facts
Marin County is one of the original 27 counties of California, created February 18, 1850, following adoption of the Constitution of 1849 and just months before the state was admitted to the Union.
As reported by the Census Bureau, the county has a total area of 828 square miles (2,145 km2), of which, 520 square miles (1,346 km2) of it is land and 308 square miles (799 km2) of it (37.24%) is water.
Geographically, Marin County is a close mirror image of San
Francisco. Marin is green and mountainous. Redwoods grow on the coast
side of the hills, the surf collides against cliffs.
Bordering counties are as follows: