Contra Costa County, California Voting-age Population By Race in Census 2020

Updated on August 26, 2023.

According to the data from the US 2020 decennial Census, in April 2020, among Contra Costa County, CA voting-age population of 902,672 people, 45.83% of them (413,652 people) identified their race as White Alone, 19.06% of them (172,070 people) identified their race as Asian Alone, and 13.80% of them (124,606 people) identified their race as Some Other Race Alone.

The first chart below shows the voting-age population by race and the second chart shows the percentage of the the Contra Costa County, CA voting-age population for each race. You can also find the information in a table below.

You can see similar information for other California counties and also for the state of California.

Contra Costa County, CA Voting-age Population By Race in Census 2020
White Alone
Asian Alone
Some Other Race Alone
Two Or More Races
Black or African American Alone
American Indian and Alaska Native Alone
Native Hawaiian And Pacific Islander Alone
Percentage of Contra Costa County, CA Voting-age Population By Race in Census 2020
White Alone
Asian Alone
Some Other Race Alone
Two Or More Races
Black or African American Alone
American Indian and Alaska Native Alone
Native Hawaiian And Pacific Islander Alone
Contra Costa County, CA Voting-age Population By Race in Census 2020
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Race Voting-age Population % of County Voting-age Population
Black or African American Alone 78292 8.67
White Alone 413652 45.83
American Indian and Alaska Native Alone 9149 1.01
Asian Alone 172070 19.06
Native Hawaiian And Pacific Islander Alone 4822 0.53
Some Other Race Alone 124606 13.80
Two Or More Races 100081 11.09