Illinois 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 Illinois citizen population was 11.97M. The Non-Hispanic White Alone ethnicity group had the highest citizen population (7.62M) and constituted 63.67% of the total. The Hispanic or Latino of All Races ethnicity group had the second highest citizen population (1.80M) and constituted 15.04% of the total. The Non-Hispanic Black or African American Alone ethnicity group had the third highest (1.75M), constituting 14.60% 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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Illinois 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 Illinois Citizen Population By Race and Ethnicity in 2021

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

Illinois Citizen Population By Race and Ethnicity in 2021

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Ethnicity	Population	% of Citizen Pop.
Non-Hispanic White Alone	7619660	63.67
Hispanic or Latino of All Races	1799720	15.04
Non-Hispanic Black or African American Alone	1746740	14.60
Non-Hispanic Asian Alone	525955	4.39
Non-Hispanic Two Or More Races	261895	2.19
Non-Hispanic American Indian and Alaska Native Alone	10410	0.09
Non-Hispanic Native Hawaiian And Pacific Islander Alone	2960	0.03