Marin County, California Voting-age Population By Race and Ethnicity from Census 2020

Updated on August 29, 2023.

According to the data from the US 2020 decennial Census, in April 2020, the 209.45K voting-age population of Marin County, CA residents comprised of 34.77K residents who identified as Hispanic or Latino (16.60%), and 174.68K residents who identified as Non-Hispanic (83.40%).

Race: The White Alone voting-age population was the largest racial group in Marin County, CA, with a voting-age population of 148.68K (70.98%). The Two Or More Races voting-age population was the second largest racial group in Marin County, CA, with a voting-age population of 19.18K (9.15%). The Some Other Race Alone voting-age population was the third largest racial group in Marin County, CA, with a voting-age population of 18.83K (8.99%). The smallest racial group in Marin County, CA was Native Hawaiian And Pacific Islander Alone with a voting-age population of 430 (0.21%).

Ethnicity: The Non-Hispanic - White Alone voting-age population was the largest ethnic group in Marin County, CA, with a voting-age population of 144.46K (68.97%). The Hispanic - Some Other Race Alone voting-age population was the second largest ethnic group in Marin County, CA, with a voting-age population of 17.31K (8.26%). The Non-Hispanic - Asian Alone voting-age population was the third largest ethnic group in Marin County, CA, with a voting-age population of 13.76K (6.57%). The smallest ethnic group in Marin County, CA was Hispanic - Native Hawaiian & Pac. Islander with a voting-age population of 24 (0.01%).

The charts and tables below shows the voting-age population and percentage of each racial group and ethnicity group in Marin County, California from the 2020 decennial census.

You can see similar information for other California counties and also for the state of California.

Marin County, CA Voting-age Hispanics and Non Hispanics Population in Census 2020
Total Voting-age Population:
Marin County, CA Voting-age Racial Groups in Census 2020
Total Voting-age Population:
Marin County, CA Voting-age Ethnicity Groups in Census 2020
Total Voting-age Population:
Marin County, CA Voting-age Population of Racial Groups in Census 2020
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Race Voting-age Population % of County Voting-age Population
Black or African American Alone 5442 2.60
White Alone 148677 70.98
American Indian and Alaska Native Alone 2957 1.41
Asian Alone 13938 6.66
Native Hawaiian And Pacific Islander Alone 430 0.21
Some Other Race Alone 18831 8.99
Two Or More Races 19176 9.15
Marin County, CA Voting-age Population of Ethnicity Groups in Census 2020
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Ethnicity Voting-age Population % of County Voting-age Population
Non-Hispanic - White Alone 144463 68.97
Hispanic - Some Other Race Alone 17306 8.26
Non-Hispanic - Asian Alone 13763 6.57
Hispanic - Two or More Races 10417 4.97
Non-Hispanic - Two or More Races 8759 4.18
Non-Hispanic - Black Alone 5312 2.54
Hispanic - White Alone 4214 2.01
Hispanic - American Indian & Alaska Native 2503 1.20
Non-Hispanic - Some Other Race Alone 1525 0.73
Non-Hispanic - American Indian & Alaska Native 454 0.22
Non-Hispanic - Native Hawaiian & Pac. Islander 406 0.19
Hispanic - Asian Alone 175 0.08
Hispanic - Black Alone 130 0.06
Hispanic - Native Hawaiian & Pac. Islander 24 0.01