Race, Diversity, and Ethnicity in Marin County, CA

The map below shows majority race by area in Marin County, as self-identified on the US census. Darker shades indicate a larger racial majority in that neighborhood. This page also contains data and maps on Marin County racial diversity and diversity scores. Click here to scroll to diversity data.

Marin County, CA map of race and ethnicity
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White
Hispanic
Black
Asian
Multiple/Other
WhiteHispanicBlackAsianMultiple/Other
Majority race by area

The majority race in Marin County overall is white, making up 65.4% of residents. The next most-common racial group is hispanic at 19.1%. There are more white people in the southwest areas of the county. People who identify as hispanic are most likely to be living in the east places. The data below shows how many people identify themselves as each of the following races, which most Americans base on their family's national origin:

Race in Marin County

 
Self-Identified Race
Marin County, CA Population
White
65.4%
Hispanic
19.1%
Black
2.2%
Asian
6.1%
Native American
0.1%
Other
7.2%
   

Diversity and Diversity Scores for Marin County, CA

The map below shows diversity in Marin County. Areas in green are more diverse, while areas in red are much less diverse. Diversity, in this case, means a mixture of people with different race and ethnicity living close to one another. For example, all-black and all-white areas in the county would both be considered lacking diversity.

Marin County, CA map of race and ethnicity
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Colorblind friendly off

Marin County Diversity Score

52.7

More diverse than 78% of US counties

Marin County has a diversity score of 52.7: the chance, in percent, that two residents picked at random belong to different racial or ethnic groups, from ACS race counts. A place where everyone shares one group scores 0, and an even mix of the six groups in the chart above scores the maximum, 83.3. Marin County is more diverse than other US counties, more diverse than 78% of them. Within Marin County's proper boundaries, the most diverse area is east Marin County, and the least diverse areas are in southwest Marin County.

Source: BestNeighborhood calculations from the U.S. Census Bureau, American Community Survey (ACS) 2020-2024 5-year estimates (race and Hispanic origin); proprietary data mapping and analysis. Special thanks to the University of Virginia.

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