Population By Race and Ethnicity in Mercer, OH in 2015

Updated on June 16, 2025.

Based on the US Census Vintage data estimates, in 2015, the 40,735 population of Mercer County, Ohio comprised of 721 people who identified as Hispanic (1.77%), and 40,014 people who identified as Non-Hispanic (98.23%).

Race: The White Alone population was the largest racial group in Mercer County, Ohio with a population of 39,702 (97.46%); Two Or More Races population was the second largest racial group with a population of 407 (1%); and Asian Alone was the third largest racial group with a population of 213 (0.52%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Mercer County, Ohio in 2015, with a population of 39,088 (95.96%); the second largest ethnic group was White Alone - Hispanic with a population of 614 (1.51%); and the third largest ethnic group was Two Or More Races - Non Hispanic with a population of 363 (0.89%).

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, OH in 2015
Total Population:
Race in Mercer, OH in 2015
Total Population:
Ethnicity in Mercer, OH in 2015
Total Population:
Population By Race in Mercer , OH in 2015
Race Population Percentage
Black or African American Alone 165 0.41%
White Alone 39,702 97.46%
American Indian and Alaska Native Alone 112 0.28%
Asian Alone 213 0.52%
Native Hawaiian And Pacific Islander Alone 136 0.33%
Two Or More Races 407 1%
Population By Ethnicity in Mercer , OH in 2015
Ethnicity Population Percentage
Black or African American Alone - Hispanic 25 0.06%
White Alone - Hispanic 614 1.51%
American Indian and Alaska Native Alone - Hispanic 30 0.07%
Asian Alone - Hispanic 4 0.01%
Native Hawaiian And Pacific Islander Alone - Hispanic 4 0.01%
Two Or More Races - Hispanic 44 0.11%
Black or African American Alone - Non Hispanic 140 0.34%
White Alone - Non Hispanic 39,088 95.96%
American Indian and Alaska Native Alone - Non Hispanic 82 0.2%
Asian Alone - Non Hispanic 209 0.51%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 132 0.32%
Two Or More Races - Non Hispanic 363 0.89%