Race, Diversity, and Ethnicity in Contra Costa County, CA

The map below shows majority race by area in Contra Costa County, as self-identified on the US census. Darker shades indicate a larger racial majority in that neighborhood. This page also contains data and maps on Contra Costa County racial diversity and diversity scores. Click here to scroll to diversity data.

Contra Costa County, CA map of race and ethnicity
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White
Hispanic
Black
Asian
Multiple/Other
WhiteHispanicBlackAsianMultiple/Other
Majority race by area

The majority race in Contra Costa County overall is white, making up 47.2% of residents. The next most-common racial group is hispanic at 21.9%. There are more white people in the south areas of the county. People who identify as hispanic are most likely to be living in the west places. The data below shows how many people identify themselves as each of the following races, which most Americans base on their family's national origin:

Race in Contra Costa County
Race
Contra Costa County, CA Population
White
47.2%
Hispanic
21.9%
Black
7.6%
Asian
17.2%
Native American
0.1%
Other
5.9%
 

Racial Distribution Key

White
Hispanic
Black
Asian
Native American
Other
 
Self-Identified Race
Contra Costa County, CA Population
White
47.2%
Hispanic
21.9%
Black
7.6%
Asian
17.2%
Native American
0.1%
Other
5.9%
   

Diversity and Diversity Scores for Contra Costa County, CA

The map below shows diversity in Contra Costa County. Areas in green are more diverse, while areas in red are much less diverse. Diversity, in this case, means a mixture of people with different race and ethnicity living close to one another. For example, all-black and all-white areas in the county would both be considered lacking diversity.

Contra Costa County, CA map of race and ethnicity
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Diversity Score

Diverse
Moderately diverse
No diversity
 

Contra Costa County Diversity Score

99

With a diversity score of 99 out of 100, Contra Costa County is much more diverse than other US counties. The most diverse area within Contra Costa County's proper boundaries is to the east of the county. The least diverse areas are located in the south parts of Contra Costa County.

Data Sources: U.S. Census, proprietary data mapping and analysis. Special thanks to the University of Virginia.

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