DeKalb 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 DeKalb County, IL was 77.01K. The Non-Hispanic White Alone ethnicity group had the highest citizen voting-age population (64.36K) and constituted 83.59% of the total.

The Non-Hispanic Black or African American Alone ethnicity group had the second highest citizen voting-age population (5.37K) and constituted 6.97% of the total. The Hispanic or Latino of All Races ethnicity group had the third highest (5.29K), constituting 6.87% 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:

DeKalb 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 Two Or More Races

Non-Hispanic Asian Alone

Non-Hispanic American Indian & Alaska Native Alone

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

0 of 0

Ethnicity	Voting-age Population	% of Voting-age Pop.
Non-Hispanic White Alone	64365	83.59
Non-Hispanic Black or African American Alone	5370	6.97
Hispanic or Latino of All Races	5290	6.87
Non-Hispanic Two Or More Races	979	1.27
Non-Hispanic Asian Alone	960	1.25
Non-Hispanic American Indian and Alaska Native Alone	35	0.05