Population By Race and Ethnicity in Mahaska County, IA in 2020

Updated on August 1, 2024.

Based on the US Census Vintage data estimates, in 2020, the 22,160 population of Mahaska County, Iowa comprised of 507 people who identified as Hispanic (2.29%), and 21,653 people who identified as Non-Hispanic (97.71%).

Race: The White Alone population was the largest racial group in Mahaska County, Iowa with a population of 20,951 (94.54%); Black or African American Alone population was the second largest racial group with a population of 429 (1.94%); and Asian Alone was the third largest racial group with a population of 406 (1.83%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Mahaska County, Iowa in 2020, with a population of 20,533 (92.66%); the second largest ethnic group was White Alone - Hispanic with a population of 418 (1.89%); and the third largest ethnic group was Black or African American Alone - Non Hispanic with a population of 408 (1.84%).

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

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

See this for other years:
Hispanics and Non Hispanics in Mahaska County, IA in 2020
Total Population:
Race in Mahaska County, IA in 2020
Total Population:
Ethnicity in Mahaska County, IA in 2020
Total Population:
Population By Race in Mahaska , IA in 2020
Race Population Percentage
Black or African American Alone 429 1.94%
White Alone 20,951 94.54%
American Indian and Alaska Native Alone 101 0.46%
Asian Alone 406 1.83%
Native Hawaiian And Pacific Islander Alone 9 0.04%
Two Or More Races 264 1.19%
Population By Ethnicity in Mahaska , IA in 2020
Ethnicity Population Percentage
Black or African American Alone - Hispanic 21 0.1%
White Alone - Hispanic 418 1.89%
American Indian and Alaska Native Alone - Hispanic 34 0.15%
Asian Alone - Hispanic 4 0.02%
Native Hawaiian And Pacific Islander Alone - Hispanic 0 0%
Two Or More Races - Hispanic 30 0.14%
Black or African American Alone - Non Hispanic 408 1.84%
White Alone - Non Hispanic 20,533 92.66%
American Indian and Alaska Native Alone - Non Hispanic 67 0.3%
Asian Alone - Non Hispanic 402 1.81%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 9 0.04%
Two Or More Races - Non Hispanic 234 1.06%