Population By Race and Ethnicity in Alameda County, CA in 2020

Updated on July 31, 2024.

Based on the US Census Vintage data estimates, in 2020, the 1,680,466 population of Alameda County, California comprised of 392,844 people who identified as Hispanic (23.38%), and 1,287,622 people who identified as Non-Hispanic (76.62%).

Race: The White Alone population was the largest racial group in Alameda County, California with a population of 822,887 (48.97%); Asian Alone population was the second largest racial group with a population of 546,911 (32.55%); and Black or African American Alone was the third largest racial group with a population of 182,934 (10.89%).

Ethnicity: The Asian Alone - Non Hispanic population was the largest ethnic group in Alameda County, California in 2020, with a population of 534,970 (31.84%); the second largest ethnic group was White Alone - Non Hispanic with a population of 497,261 (29.59%); and the third largest ethnic group was White Alone - Hispanic with a population of 325,626 (19.38%).

The charts and tables below shows the population and percentage of each racial and ethnicity group in Alameda, California.

You can find similar information for other California counties, and for California.

See this for other years:
Hispanics and Non Hispanics in Alameda County, CA in 2020
Total Population:
Race in Alameda County, CA in 2020
Total Population:
Ethnicity in Alameda County, CA in 2020
Total Population:
Population By Race in Alameda , CA in 2020
Race Population Percentage
Black or African American Alone 182,934 10.89%
White Alone 822,887 48.97%
American Indian and Alaska Native Alone 19,237 1.15%
Asian Alone 546,911 32.55%
Native Hawaiian And Pacific Islander Alone 15,713 0.94%
Two Or More Races 92,784 5.52%
Population By Ethnicity in Alameda , CA in 2020
Ethnicity Population Percentage
Black or African American Alone - Hispanic 15,313 0.91%
White Alone - Hispanic 325,626 19.38%
American Indian and Alaska Native Alone - Hispanic 15,097 0.9%
Asian Alone - Hispanic 11,941 0.71%
Native Hawaiian And Pacific Islander Alone - Hispanic 2,571 0.15%
Two Or More Races - Hispanic 22,296 1.33%
Black or African American Alone - Non Hispanic 167,621 9.98%
White Alone - Non Hispanic 497,261 29.59%
American Indian and Alaska Native Alone - Non Hispanic 4,140 0.25%
Asian Alone - Non Hispanic 534,970 31.84%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 13,142 0.78%
Two Or More Races - Non Hispanic 70,488 4.2%