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The Commemorative
Quarter for
The Commemorative Quarter for California

Time Zone: Marin County lies in the Pacific Time Zone (PST/PDT) and observes daylight saving time.

The community of San Rafael is the Seat for Marin County.

Marin County is one of the original counties of California and was founded February 18, 1850.

From the Census Estimates for 2009, <1> Marin had a population of 250,750 people. This is an increase of 1.4% since the last Census (which gave a population of 247,289 people in 2000).

At the time of the 2000 Census, Marin represented 0.73% of the total population of California, making it the state's 24th most populous county (out of 58 counties).

The following table shows the recent changes in population. Other than 2000, the population counts have been estimated by the Census Bureau.

Since 2000
Year-to-Year Change
2010252,409+2.07%+0.66% since 2009
2009250,750+1.4%+0.97% since 2008
2008248,345+0.43%+0.91% since 2007
2000247,289The Last Census

More information can be found on the Marin County Census Page for Marin County.


Below are some of the communities located in Marin County (for more communities, please visit our Nearby Page for Marin County):

Community 2009
(2009vs. 2000)
San Rafael   55,90256,0630.29% decrease  
Novato   53,45047,63012.22% increase  
Mill Valley   13,40413,6001.44% decrease  
San Anselmo   12,05812,3782.59% decrease  
Larkspur   11,79912,0141.79% decrease  

Websites for Marin County

Official Website:   www.co.marin.ca.us/

If you know of a history or genealogy society whose interest includes Marin County, would you please send us the URL for their website? We would like to add their link to our Gazetteer. To contact us, please visit our Feedback Page.

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Footnotes ...

<1>On a yearly basis, the US Census Bureau creates an estimate of the county's population. Keep in mind that this is an estimate and not an actual count. The last physical count was the 2000 Census and the next count will be for the 2010 Census.

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<2>All Quarter-dollar coin images from the United States Mint.

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