San Joaquin County, California Citizen Voting-age Population By Race and Ethnicity in 2018 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2018, the citizen voting-age population for San Joaquin County, CA was 448.98K. The Non-Hispanic White Alone ethnicity group had the highest citizen voting-age population (192.55K) and constituted 42.89% of the total.

The Hispanic or Latino of All Races ethnicity group had the second highest citizen voting-age population (138.69K) and constituted 30.89% of the total. The Non-Hispanic Asian Alone ethnicity group had the third highest (63.49K), constituting 14.14% 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 Joaquin County, California Citizen Voting-age Population By Race and Ethnicity in 2018
Non-Hispanic White Alone
Hispanic or Latino of All Races
Non-Hispanic Asian Alone
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 Joaquin County, California Citizen Voting-age Population By Race and Ethnicity in 2018
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Ethnicity Voting-age Population % of Voting-age Pop.
Non-Hispanic White Alone 192545 42.89
Hispanic or Latino of All Races 138685 30.89
Non-Hispanic Asian Alone 63485 14.14
Non-Hispanic Black or African American Alone 36525 8.14
Non-Hispanic Two Or More Races 13895 3.10
Non-Hispanic Native Hawaiian And Pacific Islander Alone 2535 0.56
Non-Hispanic American Indian and Alaska Native Alone 1310 0.29