California's 31st Congressional District Citizen Voting-age Population By Race and Ethnicity in 2024 (ACS-5Yrs)

Updated on March 30, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2024, the citizen voting-age population for California's 31st Congressional District was 479.97K. The Hispanic or Latino of All Races racial group had the highest citizen voting-age population (267.80K) and constituted 55.79% of the total.

The Non-Hispanic Asian Alone racial group had the second highest citizen voting-age population (96.24K) and constituted 20.05% of the total. The Non-Hispanic White Alone racial group had the third highest (88.84K) and constituted 18.51% 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 congressional districts, and for California.

Data Source: US Census - ACS 5-Year CVAP.

California's 31st Congressional District Citizen Voting-age Population By Race and Ethnicity in 2024

Hispanic or Latino of All Races

Non-Hispanic Asian Alone

Non-Hispanic White Alone

Non-Hispanic Black or African American Alone

Non-Hispanic Two Or More Races

Non-Hispanic American Indian and Alaska Native Alone

Non-Hispanic Native Hawaiian And Pacific Islander Alone

California's 31st Congressional District Citizen Voting-age Population By Race and Ethnicity in 2024

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Ethnicity	Voting-age Population	% of Total Voting-age Pop.
Hispanic or Latino of All Races	267799	55.79
Non-Hispanic Asian Alone	96236	20.05
Non-Hispanic White Alone	88844	18.51
Non-Hispanic Black or African American Alone	15886	3.31
Non-Hispanic Two Or More Races	8495	1.77
Non-Hispanic American Indian and Alaska Native Alone	1677	0.35
Non-Hispanic Native Hawaiian And Pacific Islander Alone	1030	0.22