San Mateo County, California Citizen Voting-age Population By Race and Ethnicity in 2013 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2013, the citizen voting-age population for San Mateo County, CA was 466.37K. The Non-Hispanic White Alone ethnicity group had the highest citizen voting-age population (239.49K) and constituted 51.35% of the total.

The Non-Hispanic Asian Alone ethnicity group had the second highest citizen voting-age population (116.18K) and constituted 24.91% of the total. The Hispanic or Latino of All Races ethnicity group had the third highest (77.99K), constituting 16.72% 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:
San Mateo County, California Citizen Voting-age Population By Race and Ethnicity in 2013
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
San Mateo County, California Citizen Voting-age Population By Race and Ethnicity in 2013
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Ethnicity Voting-age Population % of Voting-age Pop.
Non-Hispanic White Alone 239485 51.35
Non-Hispanic Asian Alone 116180 24.91
Hispanic or Latino of All Races 77985 16.72
Non-Hispanic Black or African American Alone 14970 3.21
Non-Hispanic Two Or More Races 11410 2.45
Non-Hispanic Native Hawaiian And Pacific Islander Alone 5455 1.17
Non-Hispanic American Indian and Alaska Native Alone 880 0.19