Hamilton 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 Hamilton County, IL was 6.35K. The Non-Hispanic White Alone ethnicity group had the highest citizen voting-age population (6.28K) and constituted 98.82% of the total.

The Non-Hispanic Black or African American Alone ethnicity group had the second highest citizen voting-age population (35) and constituted 0.55% of the total. The Hispanic or Latino of All Races ethnicity group had the third highest (35), constituting 0.55% 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:

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

Non-Hispanic White Alone

Non-Hispanic Black Alone

Hispanic or Latino of All Races

Non-Hispanic Asian Alone

Hamilton 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	6275	98.82
Non-Hispanic Black or African American Alone	35	0.55
Hispanic or Latino of All Races	35	0.55
Non-Hispanic Asian Alone	4	0.06