Marin County, California Citizen Voting-age Population By Race and Ethnicity in 2020 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2020, the citizen voting-age population for Marin County, CA was 185.44K. The Non-Hispanic White Alone ethnicity group had the highest citizen voting-age population (147.96K) and constituted 79.79% of the total.

The Hispanic or Latino of All Races ethnicity group had the second highest citizen voting-age population (16.30K) and constituted 8.79% of the total. The Non-Hispanic Asian Alone ethnicity group had the third highest (10.29K), constituting 5.55% of the total citizen voting-age population.

The charts and tables below shows the citizen voting-age population and percentages by race and ethnicity.

You can also see similar information for other California counties, and for California.

Data Source: US Census - ACS 5-Years (CVAP).

See this for other years:

Marin County, California Citizen Voting-age Population By Race and Ethnicity in 2020

Non-Hispanic White Alone

Hispanic or Latino of All Races

Non-Hispanic Asian Alone

Non-Hispanic Two Or More Races

Non-Hispanic Black Alone

Non-Hispanic American Indian & Alaska Native Alone

Non-Hispanic Native Hawaiian & Pac. Islander Alone

Marin County, California Citizen Voting-age Population By Race and Ethnicity in 2020

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Ethnicity	Voting-age Population	% of Voting-age Pop.
Non-Hispanic White Alone	147960	79.79
Hispanic or Latino of All Races	16300	8.79
Non-Hispanic Asian Alone	10290	5.55
Non-Hispanic Two Or More Races	5820	3.14
Non-Hispanic Black or African American Alone	4590	2.48
Non-Hispanic American Indian and Alaska Native Alone	240	0.13
Non-Hispanic Native Hawaiian And Pacific Islander Alone	240	0.13