Population By Race and Ethnicity in Winnebago County, IL in 2017

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2017, the 284,658 population of Winnebago County, Illinois comprised of 36,120 people who identified as Hispanic (12.69%), and 248,538 people who identified as Non-Hispanic (87.31%).

Race: The White Alone population was the largest racial group in Winnebago County, Illinois with a population of 228,414 (80.24%); Black or African American Alone population was the second largest racial group with a population of 38,398 (13.49%); and Two Or More Races was the third largest racial group with a population of 8,113 (2.85%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Winnebago County, Illinois in 2017, with a population of 196,786 (69.13%); the second largest ethnic group was Black or African American Alone - Non Hispanic with a population of 36,730 (12.9%); and the third largest ethnic group was White Alone - Hispanic with a population of 31,628 (11.11%).

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 2017
Total Population:
Race in Winnebago County, IL in 2017
Total Population:
Ethnicity in Winnebago County, IL in 2017
Total Population:
Population By Race in Winnebago , IL in 2017
Race Population Percentage
Black or African American Alone 38,398 13.49%
White Alone 228,414 80.24%
American Indian and Alaska Native Alone 1,601 0.56%
Asian Alone 7,982 2.8%
Native Hawaiian And Pacific Islander Alone 150 0.05%
Two Or More Races 8,113 2.85%
Population By Ethnicity in Winnebago , IL in 2017
Ethnicity Population Percentage
Black or African American Alone - Hispanic 1,668 0.59%
White Alone - Hispanic 31,628 11.11%
American Indian and Alaska Native Alone - Hispanic 1,070 0.38%
Asian Alone - Hispanic 230 0.08%
Native Hawaiian And Pacific Islander Alone - Hispanic 64 0.02%
Two Or More Races - Hispanic 1,460 0.51%
Black or African American Alone - Non Hispanic 36,730 12.9%
White Alone - Non Hispanic 196,786 69.13%
American Indian and Alaska Native Alone - Non Hispanic 531 0.19%
Asian Alone - Non Hispanic 7,752 2.72%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 86 0.03%
Two Or More Races - Non Hispanic 6,653 2.34%