Population By Race and Ethnicity in Marion, OH in 2010

Updated on June 16, 2025.

Based on the US Census Vintage data estimates, in 2010, the 66,459 population of Marion County, Ohio comprised of 1,510 people who identified as Hispanic (2.27%), and 64,949 people who identified as Non-Hispanic (97.73%).

Race: The White Alone population was the largest racial group in Marion County, Ohio with a population of 61,008 (91.8%); Black or African American Alone population was the second largest racial group with a population of 3,875 (5.83%); and Two Or More Races was the third largest racial group with a population of 1,042 (1.57%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Marion County, Ohio in 2010, with a population of 59,726 (89.87%); the second largest ethnic group was Black or African American Alone - Non Hispanic with a population of 3,773 (5.68%); and the third largest ethnic group was White Alone - Hispanic with a population of 1,282 (1.93%).

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

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

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Hispanics and Non Hispanics in Marion, OH in 2010
Total Population:
Race in Marion, OH in 2010
Total Population:
Ethnicity in Marion, OH in 2010
Total Population:
Population By Race in Marion , OH in 2010
Race Population Percentage
Black or African American Alone 3,875 5.83%
White Alone 61,008 91.8%
American Indian and Alaska Native Alone 148 0.22%
Asian Alone 347 0.52%
Native Hawaiian And Pacific Islander Alone 39 0.06%
Two Or More Races 1,042 1.57%
Population By Ethnicity in Marion , OH in 2010
Ethnicity Population Percentage
Black or African American Alone - Hispanic 102 0.15%
White Alone - Hispanic 1,282 1.93%
American Indian and Alaska Native Alone - Hispanic 48 0.07%
Asian Alone - Hispanic 16 0.02%
Native Hawaiian And Pacific Islander Alone - Hispanic 14 0.02%
Two Or More Races - Hispanic 48 0.07%
Black or African American Alone - Non Hispanic 3,773 5.68%
White Alone - Non Hispanic 59,726 89.87%
American Indian and Alaska Native Alone - Non Hispanic 100 0.15%
Asian Alone - Non Hispanic 331 0.5%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 25 0.04%
Two Or More Races - Non Hispanic 994 1.5%