Population By Race and Ethnicity in Hamilton County, OH in 2021

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2021, the 827,501 population of Hamilton County, Ohio comprised of 32,223 people who identified as Hispanic (3.89%), and 795,278 people who identified as Non-Hispanic (96.11%).

Race: The White Alone population was the largest racial group in Hamilton County, Ohio with a population of 557,051 (67.32%); Black or African American Alone population was the second largest racial group with a population of 219,966 (26.58%); and Asian Alone was the third largest racial group with a population of 24,589 (2.97%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Hamilton County, Ohio in 2021, with a population of 531,724 (64.26%); the second largest ethnic group was Black or African American Alone - Non Hispanic with a population of 216,807 (26.2%); and the third largest ethnic group was White Alone - Hispanic with a population of 25,327 (3.06%).

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

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

See this for other years:
Hispanics and Non Hispanics in Hamilton County, OH in 2021
Total Population:
Race in Hamilton County, OH in 2021
Total Population:
Ethnicity in Hamilton County, OH in 2021
Total Population:
Population By Race in Hamilton , OH in 2021
Race Population Percentage
Black or African American Alone 219,966 26.58%
White Alone 557,051 67.32%
American Indian and Alaska Native Alone 2,224 0.27%
Asian Alone 24,589 2.97%
Native Hawaiian And Pacific Islander Alone 1,099 0.13%
Two Or More Races 22,572 2.73%
Population By Ethnicity in Hamilton , OH in 2021
Ethnicity Population Percentage
Black or African American Alone - Hispanic 3,159 0.38%
White Alone - Hispanic 25,327 3.06%
American Indian and Alaska Native Alone - Hispanic 1,049 0.13%
Asian Alone - Hispanic 508 0.06%
Native Hawaiian And Pacific Islander Alone - Hispanic 323 0.04%
Two Or More Races - Hispanic 1,857 0.22%
Black or African American Alone - Non Hispanic 216,807 26.2%
White Alone - Non Hispanic 531,724 64.26%
American Indian and Alaska Native Alone - Non Hispanic 1,175 0.14%
Asian Alone - Non Hispanic 24,081 2.91%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 776 0.09%
Two Or More Races - Non Hispanic 20,715 2.5%