Population By Race and Ethnicity in Union, IL in 2018

Updated on June 16, 2025.

Based on the US Census Vintage data estimates, in 2018, the 16,853 population of Union County, Illinois comprised of 893 people who identified as Hispanic (5.3%), and 15,960 people who identified as Non-Hispanic (94.7%).

Race: The White Alone population was the largest racial group in Union County, Illinois with a population of 16,172 (95.96%); Two Or More Races population was the second largest racial group with a population of 266 (1.58%); and Black or African American Alone was the third largest racial group with a population of 205 (1.22%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Union County, Illinois in 2018, with a population of 15,381 (91.27%); the second largest ethnic group was White Alone - Hispanic with a population of 791 (4.69%); and the third largest ethnic group was Two Or More Races - Non Hispanic with a population of 229 (1.36%).

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

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

See this for other years:
Hispanics and Non Hispanics in Union, IL in 2018
Total Population:
Race in Union, IL in 2018
Total Population:
Ethnicity in Union, IL in 2018
Total Population:
Population By Race in Union , IL in 2018
Race Population Percentage
Black or African American Alone 205 1.22%
White Alone 16,172 95.96%
American Indian and Alaska Native Alone 120 0.71%
Asian Alone 84 0.5%
Native Hawaiian And Pacific Islander Alone 6 0.04%
Two Or More Races 266 1.58%
Population By Ethnicity in Union , IL in 2018
Ethnicity Population Percentage
Black or African American Alone - Hispanic 8 0.05%
White Alone - Hispanic 791 4.69%
American Indian and Alaska Native Alone - Hispanic 52 0.31%
Asian Alone - Hispanic 5 0.03%
Native Hawaiian And Pacific Islander Alone - Hispanic 0 0%
Two Or More Races - Hispanic 37 0.22%
Black or African American Alone - Non Hispanic 197 1.17%
White Alone - Non Hispanic 15,381 91.27%
American Indian and Alaska Native Alone - Non Hispanic 68 0.4%
Asian Alone - Non Hispanic 79 0.47%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 6 0.04%
Two Or More Races - Non Hispanic 229 1.36%