Marion, Ohio Census 2020 Population By Race and Ethnicity

Updated on February 22, 2026.

According to the data from the US 2020 decennial Census, in April 2020, the 65.36K population of Marion, OH residents comprised of 1.96K residents who identified as Hispanic or Latino (2.99%), and 63.40K residents who identified as Non-Hispanic (97.01%).

Race: The White Alone population was the largest racial group in Marion, OH, with a population of 56.75K (86.83%). The Black or African American Alone population was the second largest racial group in Marion, OH, with a population of 4.11K (6.28%). The Two Or More Races population was the third largest racial group in Marion, OH, with a population of 3.10K (4.74%). The smallest racial group in Marion, OH was Native Hawaiian And Pacific Islander Alone with a population of 16 (0.02%).

Ethnicity: The Non-Hispanic - White Alone population was the largest ethnic group in Marion, OH, with a population of 56.11K (85.86%). The Non-Hispanic - Black Alone population was the second largest ethnic group in Marion, OH, with a population of 4.05K (6.20%). The Non-Hispanic - Two or More Races population was the third largest ethnic group in Marion, OH, with a population of 2.56K (3.91%). The smallest ethnic group in Marion, OH was Hispanic - Native Hawaiian & Pac. Islander with a population of 1 (0.00%).

The charts and tables below shows the population and percentage of each racial group and ethnicity group in Marion, Ohio from the 2020 decennial census.

You can see similar information for other Ohio counties and also for the state of Ohio.

Marion, OH Hispanics and Non Hispanics Population in Census 2020
Total Population:
Marion, OH Racial Groups in Census 2020
Total Population:
Marion, OH Ethnicity Groups in Census 2020
Total Population:
Marion, OH Population of Racial Groups in Census 2020
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Race Population % of County Population
Black or African American Alone 4107 6.28
White Alone 56754 86.83
American Indian and Alaska Native Alone 193 0.30
Asian Alone 362 0.55
Native Hawaiian And Pacific Islander Alone 16 0.02
Some Other Race Alone 827 1.26
Two Or More Races 3100 4.74
Marion, OH Population of Ethnicity Groups in Census 2020
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Ethnicity Population % of County Population
Non-Hispanic - White Alone 56114 85.86
Non-Hispanic - Black Alone 4051 6.20
Non-Hispanic - Two or More Races 2558 3.91
Hispanic - Some Other Race Alone 660 1.01
Hispanic - White Alone 640 0.98
Hispanic - Two or More Races 542 0.83
Non-Hispanic - Asian Alone 358 0.55
Non-Hispanic - Some Other Race Alone 167 0.26
Non-Hispanic - American Indian & Alaska Native 140 0.21
Hispanic - Black Alone 56 0.09
Hispanic - American Indian & Alaska Native 53 0.08
Non-Hispanic - Native Hawaiian & Pac. Islander 15 0.02
Hispanic - Asian Alone 4 0.01
Hispanic - Native Hawaiian & Pac. Islander 1 0.00