Orange 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 Orange County, CA was 2.04M. The Non-Hispanic White Alone ethnicity group had the highest citizen voting-age population (1.05M) and constituted 51.56% of the total.

The Hispanic or Latino of All Races ethnicity group had the second highest citizen voting-age population (493.38K) and constituted 24.16% of the total. The Non-Hispanic Asian Alone ethnicity group had the third highest (402.01K), constituting 19.69% 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.

Data Source: US Census - ACS 5-Years (CVAP).

See this for other years:

Orange 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 Two Or More Races

Non-Hispanic Black Alone

Non-Hispanic Native Hawaiian & Pac. Islander Alone

Non-Hispanic American Indian & Alaska Native Alone

Orange County, California Citizen Voting-age Population By Race and Ethnicity in 2018

0 of 0

Ethnicity	Voting-age Population	% of Voting-age Pop.
Non-Hispanic White Alone	1052675	51.56
Hispanic or Latino of All Races	493380	24.16
Non-Hispanic Asian Alone	402010	19.69
Non-Hispanic Two Or More Races	43975	2.15
Non-Hispanic Black or African American Alone	38575	1.89
Non-Hispanic Native Hawaiian And Pacific Islander Alone	6365	0.31
Non-Hispanic American Indian and Alaska Native Alone	4845	0.24