Population By Race and Ethnicity in Contra Costa County, CA in 2021
Based on the US Census Vintage data estimates, in 2021, the 1,163,298 population of Contra Costa County, California comprised of 310,301 people who identified as Hispanic (26.67%), and 852,997 people who identified as Non-Hispanic (73.33%).
Race: The White Alone population was the largest racial group in Contra Costa County, California with a population of 739,545 (63.57%); Asian Alone population was the second largest racial group with a population of 226,707 (19.49%); and Black or African American Alone was the third largest racial group with a population of 110,557 (9.5%).
Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Contra Costa County, California in 2021, with a population of 474,832 (40.82%); the second largest ethnic group was White Alone - Hispanic with a population of 264,713 (22.76%); and the third largest ethnic group was Asian Alone - Non Hispanic with a population of 218,793 (18.81%).
The charts and tables below shows the population and percentage of each racial and ethnicity group in Contra Costa, California.
You can find similar information for other California counties, and for California.
| Race | Population | Percentage |
|---|---|---|
| Black or African American Alone | 110,557 | 9.5% |
| White Alone | 739,545 | 63.57% |
| American Indian and Alaska Native Alone | 12,614 | 1.08% |
| Asian Alone | 226,707 | 19.49% |
| Native Hawaiian And Pacific Islander Alone | 7,321 | 0.63% |
| Two Or More Races | 66,554 | 5.72% |
| Ethnicity | Population | Percentage |
|---|---|---|
| Black or African American Alone - Hispanic | 10,016 | 0.86% |
| White Alone - Hispanic | 264,713 | 22.76% |
| American Indian and Alaska Native Alone - Hispanic | 9,464 | 0.81% |
| Asian Alone - Hispanic | 7,914 | 0.68% |
| Native Hawaiian And Pacific Islander Alone - Hispanic | 1,689 | 0.14% |
| Two Or More Races - Hispanic | 16,505 | 1.42% |
| Black or African American Alone - Non Hispanic | 100,541 | 8.64% |
| White Alone - Non Hispanic | 474,832 | 40.82% |
| American Indian and Alaska Native Alone - Non Hispanic | 3,150 | 0.27% |
| Asian Alone - Non Hispanic | 218,793 | 18.81% |
| Native Hawaiian And Pacific Islander Alone - Non Hispanic | 5,632 | 0.48% |
| Two Or More Races - Non Hispanic | 50,049 | 4.3% |