Population By Race and Ethnicity in Clay, IL in 2018

Updated on June 16, 2025.

Based on the US Census Vintage data estimates, in 2018, the 13,260 population of Clay County, Illinois comprised of 212 people who identified as Hispanic (1.6%), and 13,048 people who identified as Non-Hispanic (98.4%).

Race: The White Alone population was the largest racial group in Clay County, Illinois with a population of 12,915 (97.4%); Two Or More Races population was the second largest racial group with a population of 128 (0.97%); and Asian Alone was the third largest racial group with a population of 112 (0.85%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Clay County, Illinois in 2018, with a population of 12,722 (95.94%); the second largest ethnic group was White Alone - Hispanic with a population of 193 (1.46%); and the third largest ethnic group was Two Or More Races - Non Hispanic with a population of 123 (0.93%).

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

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

See this for other years:
Hispanics and Non Hispanics in Clay, IL in 2018
Total Population:
Race in Clay, IL in 2018
Total Population:
Ethnicity in Clay, IL in 2018
Total Population:
Population By Race in Clay , IL in 2018
Race Population Percentage
Black or African American Alone 70 0.53%
White Alone 12,915 97.4%
American Indian and Alaska Native Alone 35 0.26%
Asian Alone 112 0.85%
Native Hawaiian And Pacific Islander Alone 0 0%
Two Or More Races 128 0.97%
Population By Ethnicity in Clay , IL in 2018
Ethnicity Population Percentage
Black or African American Alone - Hispanic 8 0.06%
White Alone - Hispanic 193 1.46%
American Indian and Alaska Native Alone - Hispanic 5 0.04%
Asian Alone - Hispanic 1 0.01%
Native Hawaiian And Pacific Islander Alone - Hispanic 0 0%
Two Or More Races - Hispanic 5 0.04%
Black or African American Alone - Non Hispanic 62 0.47%
White Alone - Non Hispanic 12,722 95.94%
American Indian and Alaska Native Alone - Non Hispanic 30 0.23%
Asian Alone - Non Hispanic 111 0.84%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 0 0%
Two Or More Races - Non Hispanic 123 0.93%