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

Updated on August 1, 2024.

Based on the US Census Vintage data estimates, in 2021, the 536,155 population of Montgomery County, Ohio comprised of 21,869 people who identified as Hispanic (4.08%), and 514,286 people who identified as Non-Hispanic (95.92%).

Race: The White Alone population was the largest racial group in Montgomery County, Ohio with a population of 387,781 (72.33%); Black or African American Alone population was the second largest racial group with a population of 116,772 (21.78%); and Two Or More Races was the third largest racial group with a population of 16,782 (3.13%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Montgomery County, Ohio in 2021, with a population of 370,004 (69.01%); the second largest ethnic group was Black or African American Alone - Non Hispanic with a population of 114,879 (21.43%); and the third largest ethnic group was White Alone - Hispanic with a population of 17,777 (3.32%).

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

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

See this for other years:
Hispanics and Non Hispanics in Montgomery County, OH in 2021
Total Population:
Race in Montgomery County, OH in 2021
Total Population:
Ethnicity in Montgomery County, OH in 2021
Total Population:
Population By Race in Montgomery , OH in 2021
Race Population Percentage
Black or African American Alone 116,772 21.78%
White Alone 387,781 72.33%
American Indian and Alaska Native Alone 1,485 0.28%
Asian Alone 12,957 2.42%
Native Hawaiian And Pacific Islander Alone 378 0.07%
Two Or More Races 16,782 3.13%
Population By Ethnicity in Montgomery , OH in 2021
Ethnicity Population Percentage
Black or African American Alone - Hispanic 1,893 0.35%
White Alone - Hispanic 17,777 3.32%
American Indian and Alaska Native Alone - Hispanic 363 0.07%
Asian Alone - Hispanic 217 0.04%
Native Hawaiian And Pacific Islander Alone - Hispanic 128 0.02%
Two Or More Races - Hispanic 1,491 0.28%
Black or African American Alone - Non Hispanic 114,879 21.43%
White Alone - Non Hispanic 370,004 69.01%
American Indian and Alaska Native Alone - Non Hispanic 1,122 0.21%
Asian Alone - Non Hispanic 12,740 2.38%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 250 0.05%
Two Or More Races - Non Hispanic 15,291 2.85%