Mendocino County, California Citizen Voting-age Population By Race and Ethnicity in 2021 (ACS-5Yrs)

Updated on March 26, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2021, the citizen voting-age population for Mendocino County, CA was 65.74K. The Non-Hispanic White Alone ethnicity group had the highest citizen voting-age population (49.62K) and constituted 75.47% of the total.

The Hispanic or Latino of All Races ethnicity group had the second highest citizen voting-age population (10.19K) and constituted 15.50% of the total. The Non-Hispanic American Indian and Alaska Native Alone ethnicity group had the third highest (2.35K), constituting 3.58% 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.

See this for other years:
Mendocino County, California Citizen Voting-age Population By Race and Ethnicity in 2021
Non-Hispanic White Alone
Hispanic or Latino of All Races
Non-Hispanic American Indian & Alaska Native Alone
Non-Hispanic Two Or More Races
Non-Hispanic Asian Alone
Non-Hispanic Black Alone
Non-Hispanic Native Hawaiian & Pac. Islander Alone
Mendocino County, California Citizen Voting-age Population By Race and Ethnicity in 2021
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Ethnicity Voting-age Population % of Voting-age Pop.
Non-Hispanic White Alone 49615 75.47
Hispanic or Latino of All Races 10190 15.50
Non-Hispanic American Indian and Alaska Native Alone 2350 3.58
Non-Hispanic Two Or More Races 1815 2.76
Non-Hispanic Asian Alone 1165 1.77
Non-Hispanic Black or African American Alone 490 0.75
Non-Hispanic Native Hawaiian And Pacific Islander Alone 110 0.17