Winnebago County, Illinois Citizen Voting-age Population By Race and Ethnicity in 2016 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2016, the citizen voting-age population for Winnebago County, IL was 208.97K. The Non-Hispanic White Alone ethnicity group had the highest citizen voting-age population (164.71K) and constituted 78.82% of the total.

The Non-Hispanic Black or African American Alone ethnicity group had the second highest citizen voting-age population (24.00K) and constituted 11.48% of the total. The Hispanic or Latino of All Races ethnicity group had the third highest (13.59K), constituting 6.50% 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:

Winnebago County, Illinois Citizen Voting-age Population By Race and Ethnicity in 2016

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

Winnebago County, Illinois Citizen Voting-age Population By Race and Ethnicity in 2016

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Ethnicity	Voting-age Population	% of Voting-age Pop.
Non-Hispanic White Alone	164710	78.82
Non-Hispanic Black or African American Alone	23995	11.48
Hispanic or Latino of All Races	13590	6.50
Non-Hispanic Asian Alone	3745	1.79
Non-Hispanic Two Or More Races	2700	1.29
Non-Hispanic American Indian and Alaska Native Alone	225	0.11
Non-Hispanic Native Hawaiian And Pacific Islander Alone	4	0.00