McDonough County, Illinois Citizen Voting-age Population By Race and Ethnicity in 2021 (ACS-5Yrs)

Updated on March 26, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2021, the citizen voting-age population for McDonough County, IL was 22.64K. The Non-Hispanic White Alone ethnicity group had the highest citizen voting-age population (20.21K) and constituted 89.27% of the total.

The Non-Hispanic Black or African American Alone ethnicity group had the second highest citizen voting-age population (1.17K) and constituted 5.17% of the total. The Hispanic or Latino of All Races ethnicity group had the third highest (575), constituting 2.54% 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 also see similar information for other Illinois counties, and for Illinois.

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

See this for other years:

McDonough County, Illinois Citizen Voting-age Population By Race and Ethnicity in 2021

Non-Hispanic White Alone

Non-Hispanic Black Alone

Hispanic or Latino of All Races

Non-Hispanic Asian Alone

Non-Hispanic Two Or More Races

Non-Hispanic American Indian & Alaska Native Alone

Non-Hispanic Native Hawaiian & Pac. Islander Alone

McDonough County, Illinois Citizen Voting-age Population By Race and Ethnicity in 2021

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Ethnicity	Voting-age Population	% of Voting-age Pop.
Non-Hispanic White Alone	20210	89.27
Non-Hispanic Black or African American Alone	1170	5.17
Hispanic or Latino of All Races	575	2.54
Non-Hispanic Asian Alone	410	1.81
Non-Hispanic Two Or More Races	254	1.12
Non-Hispanic American Indian and Alaska Native Alone	10	0.04
Non-Hispanic Native Hawaiian And Pacific Islander Alone	10	0.04