Peoria County, Illinois Citizen Voting-age Population By Race and Ethnicity in 2018 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2018, the citizen voting-age population for Peoria County, IL was 135.37K. The Non-Hispanic White Alone ethnicity group had the highest citizen voting-age population (104.43K) and constituted 77.15% of the total.

The Non-Hispanic Black or African American Alone ethnicity group had the second highest citizen voting-age population (21.76K) and constituted 16.08% of the total. The Hispanic or Latino of All Races ethnicity group had the third highest (4.02K), constituting 2.97% 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:

Peoria County, Illinois Citizen Voting-age Population By Race and Ethnicity in 2018

Non-Hispanic White Alone

Non-Hispanic Black Alone

Hispanic or Latino of All Races

Non-Hispanic Asian Alone

Non-Hispanic Two Or More Races

Non-Hispanic American Indian & Alaska Native Alone

Non-Hispanic Native Hawaiian & Pac. Islander Alone

Peoria County, Illinois Citizen Voting-age Population By Race and Ethnicity in 2018

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Ethnicity	Voting-age Population	% of Voting-age Pop.
Non-Hispanic White Alone	104430	77.15
Non-Hispanic Black or African American Alone	21760	16.08
Hispanic or Latino of All Races	4020	2.97
Non-Hispanic Asian Alone	2425	1.79
Non-Hispanic Two Or More Races	2375	1.76
Non-Hispanic American Indian and Alaska Native Alone	355	0.26
Non-Hispanic Native Hawaiian And Pacific Islander Alone	10	0.01