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

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2021, the 42,369 population of Mercer County, Ohio comprised of 825 people who identified as Hispanic (1.95%), and 41,544 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 40,779 (96.25%); Two Or More Races population was the second largest racial group with a population of 597 (1.41%); and Native Hawaiian And Pacific Islander Alone was the third largest racial group with a population of 385 (0.91%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Mercer County, Ohio in 2021, with a population of 40,128 (94.71%); the second largest ethnic group was White Alone - Hispanic with a population of 651 (1.54%); and the third largest ethnic group was Two Or More Races - Non Hispanic with a population of 500 (1.18%).

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 2021
Total Population:
Race in Mercer County, OH in 2021
Total Population:
Ethnicity in Mercer County, OH in 2021
Total Population:
Population By Race in Mercer , OH in 2021
Race Population Percentage
Black or African American Alone 219 0.52%
White Alone 40,779 96.25%
American Indian and Alaska Native Alone 144 0.34%
Asian Alone 245 0.58%
Native Hawaiian And Pacific Islander Alone 385 0.91%
Two Or More Races 597 1.41%
Population By Ethnicity in Mercer , OH in 2021
Ethnicity Population Percentage
Black or African American Alone - Hispanic 29 0.07%
White Alone - Hispanic 651 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 97 0.23%
Black or African American Alone - Non Hispanic 190 0.45%
White Alone - Non Hispanic 40,128 94.71%
American Indian and Alaska Native Alone - Non Hispanic 111 0.26%
Asian Alone - Non Hispanic 237 0.56%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 378 0.89%
Two Or More Races - Non Hispanic 500 1.18%