Population By Race and Ethnicity in Winnebago County, IL in 2020

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2020, the 284,928 population of Winnebago County, Illinois comprised of 39,923 people who identified as Hispanic (14.01%), and 245,005 people who identified as Non-Hispanic (85.99%).

Race: The White Alone population was the largest racial group in Winnebago County, Illinois with a population of 225,290 (79.07%); Black or African American Alone population was the second largest racial group with a population of 40,749 (14.3%); and Two Or More Races was the third largest racial group with a population of 8,909 (3.13%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Winnebago County, Illinois in 2020, with a population of 190,318 (66.8%); the second largest ethnic group was Black or African American Alone - Non Hispanic with a population of 38,841 (13.63%); and the third largest ethnic group was White Alone - Hispanic with a population of 34,972 (12.27%).

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 2020
Total Population:
Race in Winnebago County, IL in 2020
Total Population:
Ethnicity in Winnebago County, IL in 2020
Total Population:
Population By Race in Winnebago , IL in 2020
Race Population Percentage
Black or African American Alone 40,749 14.3%
White Alone 225,290 79.07%
American Indian and Alaska Native Alone 1,679 0.59%
Asian Alone 8,132 2.85%
Native Hawaiian And Pacific Islander Alone 169 0.06%
Two Or More Races 8,909 3.13%
Population By Ethnicity in Winnebago , IL in 2020
Ethnicity Population Percentage
Black or African American Alone - Hispanic 1,908 0.67%
White Alone - Hispanic 34,972 12.27%
American Indian and Alaska Native Alone - Hispanic 1,139 0.4%
Asian Alone - Hispanic 264 0.09%
Native Hawaiian And Pacific Islander Alone - Hispanic 73 0.03%
Two Or More Races - Hispanic 1,567 0.55%
Black or African American Alone - Non Hispanic 38,841 13.63%
White Alone - Non Hispanic 190,318 66.8%
American Indian and Alaska Native Alone - Non Hispanic 540 0.19%
Asian Alone - Non Hispanic 7,868 2.76%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 96 0.03%
Two Or More Races - Non Hispanic 7,342 2.58%