Population By Race and Ethnicity in Jefferson County, IL in 2023

Updated on August 1, 2024.

Based on the US Census Vintage data estimates, in 2023, the 36,320 population of Jefferson County, Illinois comprised of 1,090 people who identified as Hispanic (3%), and 35,230 people who identified as Non-Hispanic (97%).

Race: The White Alone population was the largest racial group in Jefferson County, Illinois with a population of 31,739 (87.39%); Black or African American Alone population was the second largest racial group with a population of 3,063 (8.43%); and Two Or More Races was the third largest racial group with a population of 911 (2.51%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Jefferson County, Illinois in 2023, with a population of 30,980 (85.3%); the second largest ethnic group was Black or African American Alone - Non Hispanic with a population of 2,916 (8.03%); and the third largest ethnic group was Two Or More Races - Non Hispanic with a population of 799 (2.2%).

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

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

See this for other years:
Hispanics and Non Hispanics in Jefferson County, IL in 2023
Total Population:
Race in Jefferson County, IL in 2023
Total Population:
Ethnicity in Jefferson County, IL in 2023
Total Population:
Population By Race in Jefferson , IL in 2023
Race Population Percentage
Black or African American Alone 3,063 8.43%
White Alone 31,739 87.39%
American Indian and Alaska Native Alone 169 0.47%
Asian Alone 423 1.17%
Native Hawaiian And Pacific Islander Alone 15 0.04%
Two Or More Races 911 2.51%
Population By Ethnicity in Jefferson , IL in 2023
Ethnicity Population Percentage
Black or African American Alone - Hispanic 147 0.41%
White Alone - Hispanic 759 2.09%
American Indian and Alaska Native Alone - Hispanic 57 0.16%
Asian Alone - Hispanic 12 0.03%
Native Hawaiian And Pacific Islander Alone - Hispanic 3 0.01%
Two Or More Races - Hispanic 112 0.31%
Black or African American Alone - Non Hispanic 2,916 8.03%
White Alone - Non Hispanic 30,980 85.3%
American Indian and Alaska Native Alone - Non Hispanic 112 0.31%
Asian Alone - Non Hispanic 411 1.13%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 12 0.03%
Two Or More Races - Non Hispanic 799 2.2%