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

Updated on July 17, 2024.

Based on the US Census ACS-5Yrs estimates, in 2021, the voting-age population of Clinton County, IL was 29,113. The White Alone racial group had the highest voting-age population (26.87K) and constituted 92.31% of the total voting-age population. The Black or African American Alone racial group had the second highest voting-age population (1.21K) and constituted 4.17% of the total voting-age population. The Two Or More Races racial group had the third highest voting-age population (748) and constituted 2.57% of the total voting-age population.

The voting-age population of the Non-Hispanic White Alone ethnicity group was 26.59K and constituted 91.32% of the total voting-age population. The voting-age population of the Hispanic or Latino of All Races ethnicity group was 782 and constituted 2.69% of the total voting-age population.

The charts and tables below shows the voting-age population and percentages by race and ethnicity.

Note: Missing racial or ethnicity groups means there was not enough information for an estimate.

You can also see similar information for other Illinois counties, and for Illinois.

Clinton County, Illinois Voting-age Population By Race in 2021
White Alone
Black or African American Alone
Two Or More Races
Asian Alone
Some Other Race Alone
American Indian and Alaska Native Alone
Clinton County, Illinois Voting-age Population By Ethnicity in 2021
Non-Hispanic White Alone
Hispanic or Latino of All Races
Clinton County, Illinois Voting-age Population By Race in 2021
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Race Voting-age Population % of Voting-age Pop.
White Alone 26874 92.31
Black or African American Alone 1214 4.17
Two Or More Races 748 2.57
Asian Alone 185 0.64
Some Other Race Alone 80 0.28
American Indian and Alaska Native Alone 12 0.04
Clinton County, Illinois Voting-age Population By Ethnicity in 2021
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Ethnicity Voting-age Population % of Voting-age Pop.
Non-Hispanic White Alone 26585 91.32
Hispanic or Latino of All Races 782 2.69