Population By Race and Ethnicity in Winnebago County, IL in 2018

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2018, the 283,588 population of Winnebago County, Illinois comprised of 37,100 people who identified as Hispanic (13.08%), and 246,488 people who identified as Non-Hispanic (86.92%).

Race: The White Alone population was the largest racial group in Winnebago County, Illinois with a population of 226,317 (79.81%); Black or African American Alone population was the second largest racial group with a population of 39,286 (13.85%); and Two Or More Races was the third largest racial group with a population of 8,307 (2.93%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Winnebago County, Illinois in 2018, with a population of 193,795 (68.34%); the second largest ethnic group was Black or African American Alone - Non Hispanic with a population of 37,553 (13.24%); and the third largest ethnic group was White Alone - Hispanic with a population of 32,522 (11.47%).

The charts and tables below shows the population and percentage of each racial and ethnicity group in Winnebago, Illinois.

You can find similar information for other Illinois counties, and for Illinois.

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Hispanics and Non Hispanics in Winnebago County, IL in 2018
Total Population:
Race in Winnebago County, IL in 2018
Total Population:
Ethnicity in Winnebago County, IL in 2018
Total Population:
Population By Race in Winnebago , IL in 2018
Race Population Percentage
Black or African American Alone 39,286 13.85%
White Alone 226,317 79.81%
American Indian and Alaska Native Alone 1,614 0.57%
Asian Alone 7,905 2.79%
Native Hawaiian And Pacific Islander Alone 159 0.06%
Two Or More Races 8,307 2.93%
Population By Ethnicity in Winnebago , IL in 2018
Ethnicity Population Percentage
Black or African American Alone - Hispanic 1,733 0.61%
White Alone - Hispanic 32,522 11.47%
American Indian and Alaska Native Alone - Hispanic 1,070 0.38%
Asian Alone - Hispanic 235 0.08%
Native Hawaiian And Pacific Islander Alone - Hispanic 70 0.03%
Two Or More Races - Hispanic 1,470 0.52%
Black or African American Alone - Non Hispanic 37,553 13.24%
White Alone - Non Hispanic 193,795 68.34%
American Indian and Alaska Native Alone - Non Hispanic 544 0.19%
Asian Alone - Non Hispanic 7,670 2.71%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 89 0.03%
Two Or More Races - Non Hispanic 6,837 2.41%