Monroe County, Illinois Citizen Voting-age Population By Race and Ethnicity in 2019 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2019, the citizen voting-age population for Monroe County, IL was 26.33K. The Non-Hispanic White Alone ethnicity group had the highest citizen voting-age population (25.60K) and constituted 97.23% of the total.

The Hispanic or Latino of All Races ethnicity group had the second highest citizen voting-age population (365) and constituted 1.39% of the total. The Non-Hispanic Asian Alone ethnicity group had the third highest (225), constituting 0.86% 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:

Monroe County, Illinois Citizen Voting-age Population By Race and Ethnicity in 2019

Non-Hispanic White Alone

Hispanic or Latino of All Races

Non-Hispanic Asian Alone

Non-Hispanic Two Or More Races

Non-Hispanic Black Alone

Monroe County, Illinois Citizen Voting-age Population By Race and Ethnicity in 2019

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Ethnicity	Voting-age Population	% of Voting-age Pop.
Non-Hispanic White Alone	25600	97.23
Hispanic or Latino of All Races	365	1.39
Non-Hispanic Asian Alone	225	0.86
Non-Hispanic Two Or More Races	85	0.32
Non-Hispanic Black or African American Alone	60	0.23