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 1.03M. The Non-Hispanic White Alone ethnicity group had the highest citizen voting-age population (495.78K) and constituted 48.16% of the total.

The Non-Hispanic Asian Alone ethnicity group had the second highest citizen voting-age population (285.39K) and constituted 27.72% of the total. The Hispanic or Latino of All Races ethnicity group had the third highest (191.15K), constituting 18.57% 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.