Clinton County, Illinois Citizen Voting-age Population By Race and Ethnicity in 2015 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2015, the citizen voting-age population for Clinton County, IL was 29.50K. The Non-Hispanic White Alone ethnicity group had the highest citizen voting-age population (27.26K) and constituted 92.41% of the total.

The Non-Hispanic Black or African American Alone ethnicity group had the second highest citizen voting-age population (1.22K) and constituted 4.14% of the total. The Hispanic or Latino of All Races ethnicity group had the third highest (620), constituting 2.10% 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:

Clinton County, Illinois Citizen Voting-age Population By Race and Ethnicity in 2015

Non-Hispanic White Alone

Non-Hispanic Black Alone

Hispanic or Latino of All Races

Non-Hispanic Two Or More Races

Non-Hispanic Asian Alone

Non-Hispanic American Indian & Alaska Native Alone

Clinton County, Illinois Citizen Voting-age Population By Race and Ethnicity in 2015

0 of 0

Ethnicity	Voting-age Population	% of Voting-age Pop.
Non-Hispanic White Alone	27255	92.41
Non-Hispanic Black or African American Alone	1220	4.14
Hispanic or Latino of All Races	620	2.10
Non-Hispanic Two Or More Races	217	0.74
Non-Hispanic Asian Alone	130	0.44
Non-Hispanic American Indian and Alaska Native Alone	50	0.17