Population By Race and Ethnicity in Mercer County, OH in 2020

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2020, the 42,526 population of Mercer County, Ohio comprised of 829 people who identified as Hispanic (1.95%), and 41,697 people who identified as Non-Hispanic (98.05%).

Race: The White Alone population was the largest racial group in Mercer County, Ohio with a population of 40,940 (96.27%); Two Or More Races population was the second largest racial group with a population of 589 (1.39%); and Native Hawaiian And Pacific Islander Alone was the third largest racial group with a population of 403 (0.95%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Mercer County, Ohio in 2020, with a population of 40,287 (94.74%); the second largest ethnic group was White Alone - Hispanic with a population of 653 (1.54%); and the third largest ethnic group was Two Or More Races - Non Hispanic with a population of 491 (1.16%).

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

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

See this for other years:
Hispanics and Non Hispanics in Mercer County, OH in 2020
Total Population:
Race in Mercer County, OH in 2020
Total Population:
Ethnicity in Mercer County, OH in 2020
Total Population:
Population By Race in Mercer , OH in 2020
Race Population Percentage
Black or African American Alone 202 0.48%
White Alone 40,940 96.27%
American Indian and Alaska Native Alone 143 0.34%
Asian Alone 249 0.59%
Native Hawaiian And Pacific Islander Alone 403 0.95%
Two Or More Races 589 1.39%
Population By Ethnicity in Mercer , OH in 2020
Ethnicity Population Percentage
Black or African American Alone - Hispanic 30 0.07%
White Alone - Hispanic 653 1.54%
American Indian and Alaska Native Alone - Hispanic 33 0.08%
Asian Alone - Hispanic 8 0.02%
Native Hawaiian And Pacific Islander Alone - Hispanic 7 0.02%
Two Or More Races - Hispanic 98 0.23%
Black or African American Alone - Non Hispanic 172 0.4%
White Alone - Non Hispanic 40,287 94.74%
American Indian and Alaska Native Alone - Non Hispanic 110 0.26%
Asian Alone - Non Hispanic 241 0.57%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 396 0.93%
Two Or More Races - Non Hispanic 491 1.16%