Population By Race and Ethnicity in Hamilton County, OH in 2018

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2018, the 815,853 population of Hamilton County, Ohio comprised of 27,939 people who identified as Hispanic (3.43%), and 787,914 people who identified as Non-Hispanic (96.58%).

Race: The White Alone population was the largest racial group in Hamilton County, Ohio with a population of 552,090 (67.67%); Black or African American Alone population was the second largest racial group with a population of 216,487 (26.54%); and Asian Alone was the third largest racial group with a population of 23,628 (2.9%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Hamilton County, Ohio in 2018, with a population of 530,193 (64.99%); the second largest ethnic group was Black or African American Alone - Non Hispanic with a population of 213,664 (26.19%); and the third largest ethnic group was Asian Alone - Non Hispanic with a population of 23,221 (2.85%).

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 2018
Total Population:
Race in Hamilton County, OH in 2018
Total Population:
Ethnicity in Hamilton County, OH in 2018
Total Population:
Population By Race in Hamilton , OH in 2018
Race Population Percentage
Black or African American Alone 216,487 26.54%
White Alone 552,090 67.67%
American Indian and Alaska Native Alone 2,075 0.25%
Asian Alone 23,628 2.9%
Native Hawaiian And Pacific Islander Alone 1,034 0.13%
Two Or More Races 20,539 2.52%
Population By Ethnicity in Hamilton , OH in 2018
Ethnicity Population Percentage
Black or African American Alone - Hispanic 2,823 0.35%
White Alone - Hispanic 21,897 2.68%
American Indian and Alaska Native Alone - Hispanic 920 0.11%
Asian Alone - Hispanic 407 0.05%
Native Hawaiian And Pacific Islander Alone - Hispanic 316 0.04%
Two Or More Races - Hispanic 1,576 0.19%
Black or African American Alone - Non Hispanic 213,664 26.19%
White Alone - Non Hispanic 530,193 64.99%
American Indian and Alaska Native Alone - Non Hispanic 1,155 0.14%
Asian Alone - Non Hispanic 23,221 2.85%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 718 0.09%
Two Or More Races - Non Hispanic 18,963 2.32%