Mercer County, Illinois Citizen Voting-age Population By Race and Ethnicity in 2011 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2011, the citizen voting-age population for Mercer County, IL was 12.71K. The Non-Hispanic White Alone ethnicity group had the highest citizen voting-age population (12.42K) and constituted 97.76% of the total.

The Hispanic or Latino of All Races ethnicity group had the second highest citizen voting-age population (145) and constituted 1.14% of the total. The Non-Hispanic Black or African American Alone ethnicity group had the third highest (40), constituting 0.32% 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.

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Mercer County, Illinois Citizen Voting-age Population By Race and Ethnicity in 2011
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
Mercer County, Illinois Citizen Voting-age Population By Race and Ethnicity in 2011
0 of 0
Ethnicity Voting-age Population % of Voting-age Pop.
Non-Hispanic White Alone 12420 97.76
Hispanic or Latino of All Races 145 1.14
Non-Hispanic Black or African American Alone 40 0.32
Non-Hispanic Asian Alone 40 0.32
Non-Hispanic Two Or More Races 39 0.31
Non-Hispanic American Indian and Alaska Native Alone 20 0.16