Iowa Citizen Population By Race and Ethnicity in 2021 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2021, the Iowa citizen population was 3.08M. The Non-Hispanic White Alone ethnicity group had the highest citizen population (2.69M) and constituted 87.19% of the total. The Hispanic or Latino of All Races ethnicity group had the second highest citizen population (164.83K) and constituted 5.35% of the total. The Non-Hispanic Black or African American Alone ethnicity group had the third highest (101.93K), constituting 3.31% of the total citizen population.

The charts and tables below shows the citizen population and percentages by race and ethnicity.

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

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Iowa Citizen Voting-age Population By Race and Ethnicity in 2021

Data Source: US Census - ACS 5-Year (CVAP).

See this for other years:

Percentage of Iowa Citizen Population By Race and Ethnicity in 2021

Non-Hispanic White Alone

Hispanic or Latino of All Races

Non-Hispanic Black Alone

Non-Hispanic Two Or More Races

Non-Hispanic Asian Alone

Non-Hispanic American Indian & Alaska Native Alone

Non-Hispanic Native Hawaiian & Pac. Islander Alone

Iowa Citizen Population By Race and Ethnicity in 2021

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Ethnicity	Population	% of Citizen Pop.
Non-Hispanic White Alone	2684975	87.19
Hispanic or Latino of All Races	164825	5.35
Non-Hispanic Black or African American Alone	101925	3.31
Non-Hispanic Two Or More Races	69650	2.26
Non-Hispanic Asian Alone	48265	1.57
Non-Hispanic American Indian and Alaska Native Alone	7375	0.24
Non-Hispanic Native Hawaiian And Pacific Islander Alone	2610	0.09