Population By Race and Ethnicity in Iowa in 2021

Updated on June 16, 2025.

Based on the US Census Vintage data estimates, in 2021, the 3,197,944 population of Iowa comprised of 223,228 people who identified as Hispanic (6.98%), and 2,974,716 people who identified as Non-Hispanic (93.02%).

Race: The White Alone population was the largest racial group in Iowa, with a population of 2,881,064 (90.09%). Black or African American Alone population was the second largest racial group in Iowa, with a population of 137,279 (4.29%). Asian Alone population was the third largest racial group in Iowa, with a population of 87,218 (2.73%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Iowa, with a population of 2,683,888 (83.93%). White Alone - Hispanic population was the second largest ethnic group in Iowa, with a population of 197,176 (6.17%). Black or African American Alone - Non Hispanic population was the third largest ethnic group in Iowa, with a population of 130,582 (4.08%).

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

You can find similar information for other states and for the United States.

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Hispanics and Non Hispanics in Iowa in 2021
Total Population:
Race in Iowa in 2021
Total Population:
Ethnicity in Iowa in 2021
Total Population:
Population By Race in Iowa in 2021
Race Population Percentage
Black or African American Alone 137,279 4.29%
White Alone 2,881,064 90.09%
American Indian and Alaska Native Alone 18,521 0.58%
Asian Alone 87,218 2.73%
Native Hawaiian And Pacific Islander Alone 6,512 0.20%
Two Or More Races 67,350 2.11%
Population By Ethnicity in Iowa in 2021
Ethnicity Population Percentage
Black or African American Alone - Hispanic 6,697 0.21%
White Alone - Hispanic 197,176 6.17%
American Indian and Alaska Native Alone - Hispanic 8,716 0.27%
Asian Alone - Hispanic 1,826 0.06%
Native Hawaiian And Pacific Islander Alone - Hispanic 875 0.03%
Two Or More Races - Hispanic 7,938 0.25%
Black or African American Alone - Non Hispanic 130,582 4.08%
White Alone - Non Hispanic 2,683,888 83.93%
American Indian and Alaska Native Alone - Non Hispanic 9,805 0.31%
Asian Alone - Non Hispanic 85,392 2.67%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 5,637 0.18%
Two Or More Races - Non Hispanic 59,412 1.86%