Peoria County, Illinois Citizen Voting-age Population By Race and Ethnicity in 2021 (ACS-5Yrs)

Updated on March 26, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2021, the citizen voting-age population for Peoria County, IL was 134.05K. The Non-Hispanic White Alone ethnicity group had the highest citizen voting-age population (101.84K) and constituted 75.97% of the total.

The Non-Hispanic Black or African American Alone ethnicity group had the second highest citizen voting-age population (21.40K) and constituted 15.96% of the total. The Hispanic or Latino of All Races ethnicity group had the third highest (4.71K), constituting 3.51% 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 2021

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 2021

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Ethnicity	Voting-age Population	% of Voting-age Pop.
Non-Hispanic White Alone	101835	75.97
Non-Hispanic Black or African American Alone	21400	15.96
Hispanic or Latino of All Races	4710	3.51
Non-Hispanic Asian Alone	3370	2.51
Non-Hispanic Two Or More Races	2625	1.96
Non-Hispanic American Indian and Alaska Native Alone	85	0.06
Non-Hispanic Native Hawaiian And Pacific Islander Alone	15	0.01