Population By Race and Ethnicity in Williamson, IL in 2014

Updated on June 16, 2025.

Based on the US Census Vintage data estimates, in 2014, the 67,439 population of Williamson County, Illinois comprised of 1,646 people who identified as Hispanic (2.44%), and 65,793 people who identified as Non-Hispanic (97.56%).

Race: The White Alone population was the largest racial group in Williamson County, Illinois with a population of 62,429 (92.57%); Black or African American Alone population was the second largest racial group with a population of 2,940 (4.36%); and Two Or More Races was the third largest racial group with a population of 1,047 (1.55%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Williamson County, Illinois in 2014, with a population of 61,003 (90.46%); the second largest ethnic group was Black or African American Alone - Non Hispanic with a population of 2,857 (4.24%); and the third largest ethnic group was White Alone - Hispanic with a population of 1,426 (2.12%).

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

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

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Hispanics and Non Hispanics in Williamson, IL in 2014
Total Population:
Race in Williamson, IL in 2014
Total Population:
Ethnicity in Williamson, IL in 2014
Total Population:
Population By Race in Williamson , IL in 2014
Race Population Percentage
Black or African American Alone 2,940 4.36%
White Alone 62,429 92.57%
American Indian and Alaska Native Alone 272 0.4%
Asian Alone 731 1.08%
Native Hawaiian And Pacific Islander Alone 20 0.03%
Two Or More Races 1,047 1.55%
Population By Ethnicity in Williamson , IL in 2014
Ethnicity Population Percentage
Black or African American Alone - Hispanic 83 0.12%
White Alone - Hispanic 1,426 2.12%
American Indian and Alaska Native Alone - Hispanic 72 0.11%
Asian Alone - Hispanic 9 0.01%
Native Hawaiian And Pacific Islander Alone - Hispanic 6 0.01%
Two Or More Races - Hispanic 50 0.07%
Black or African American Alone - Non Hispanic 2,857 4.24%
White Alone - Non Hispanic 61,003 90.46%
American Indian and Alaska Native Alone - Non Hispanic 200 0.3%
Asian Alone - Non Hispanic 722 1.07%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 14 0.02%
Two Or More Races - Non Hispanic 997 1.48%