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 447.74K. The Non-Hispanic White Alone ethnicity group had the highest citizen voting-age population (240.71K) and constituted 53.76% of the total.

The Non-Hispanic Asian Alone ethnicity group had the second highest citizen voting-age population (106.08K) and constituted 23.69% of the total. The Hispanic or Latino of All Races ethnicity group had the third highest (70.31K), constituting 15.70% 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.