San Mateo County, California Citizen Voting-age Population By Race and Ethnicity in 2014 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2014, the citizen voting-age population for San Mateo County, CA was 473.29K. The Non-Hispanic White Alone ethnicity group had the highest citizen voting-age population (239.61K) and constituted 50.63% of the total.

The Non-Hispanic Asian Alone ethnicity group had the second highest citizen voting-age population (119.99K) and constituted 25.35% of the total. The Hispanic or Latino of All Races ethnicity group had the third highest (80.69K), constituting 17.05% 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:

San Mateo County, California Citizen Voting-age Population By Race and Ethnicity in 2014

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 2014

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Ethnicity	Voting-age Population	% of Voting-age Pop.
Non-Hispanic White Alone	239610	50.63
Non-Hispanic Asian Alone	119990	25.35
Hispanic or Latino of All Races	80685	17.05
Non-Hispanic Black or African American Alone	14875	3.14
Non-Hispanic Two Or More Races	12070	2.55
Non-Hispanic Native Hawaiian And Pacific Islander Alone	5205	1.10
Non-Hispanic American Indian and Alaska Native Alone	850	0.18