Alameda 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 Alameda County, CA was 1.09M. The Non-Hispanic White Alone ethnicity group had the highest citizen voting-age population (423.80K) and constituted 38.85% of the total.

The Non-Hispanic Asian Alone ethnicity group had the second highest citizen voting-age population (293.81K) and constituted 26.93% of the total. The Hispanic or Latino of All Races ethnicity group had the third highest (187.85K), constituting 17.22% 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:

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

Non-Hispanic White Alone

Non-Hispanic Asian Alone

Hispanic or Latino of All Races

Non-Hispanic Black Alone

Non-Hispanic Two Or More Races

Non-Hispanic Native Hawaiian & Pac. Islander Alone

Non-Hispanic American Indian & Alaska Native Alone

Alameda 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	423795	38.85
Non-Hispanic Asian Alone	293805	26.93
Hispanic or Latino of All Races	187845	17.22
Non-Hispanic Black or African American Alone	130830	11.99
Non-Hispanic Two Or More Races	41260	3.78
Non-Hispanic Native Hawaiian And Pacific Islander Alone	9425	0.86
Non-Hispanic American Indian and Alaska Native Alone	3955	0.36