Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2010, the citizen voting-age population for , CA was 937.53K. The Non-Hispanic White Alone ethnicity group had the highest citizen voting-age population (421.84K) and constituted 45.00% of the total.

The Non-Hispanic Asian Alone ethnicity group had the second highest citizen voting-age population (213.35K) and constituted 22.76% of the total. The Non-Hispanic Black or African American Alone ethnicity group had the third highest (136.83K), constituting 14.60% 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.