Iowa Citizen Voting-age Population By Race and Ethnicity in 2020 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2020, the Iowa citizen voting-age population was 2.33M. The Non-Hispanic White Alone ethnicity group had the highest citizen voting-age population (2.11M) and constituted 90.63% of the total. The Hispanic or Latino of All Races ethnicity group had the second highest citizen voting-age population (83.18K) and constituted 3.57% of the total. The Non-Hispanic Black or African American Alone ethnicity group had the third highest (65.47K), constituting 2.81% of the total citizen voting-age population.

The charts and tables below shows the citizen voting-age 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 Population By Race and Ethnicity in 2020

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

See this for other years:

Percentage of Iowa Citizen Voting-age Population By Race and Ethnicity in 2020

Non-Hispanic White Alone

Hispanic or Latino of All Races

Non-Hispanic Black Alone

Non-Hispanic Asian Alone

Non-Hispanic Two Or More Races

Non-Hispanic American Indian & Alaska Native Alone

Non-Hispanic Native Hawaiian & Pac. Islander Alone

Iowa Citizen Voting-age Population By Race and Ethnicity in 2020

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Ethnicity	Voting-age Population	% of Citizen Voting-age Pop.
Non-Hispanic White Alone	2113055	90.63
Hispanic or Latino of All Races	83175	3.57
Non-Hispanic Black or African American Alone	65475	2.81
Non-Hispanic Asian Alone	32215	1.38
Non-Hispanic Two Or More Races	29910	1.28
Non-Hispanic American Indian and Alaska Native Alone	6425	0.28
Non-Hispanic Native Hawaiian And Pacific Islander Alone	1400	0.06