Clinton, Illinois Census 2020 Population By Race and Ethnicity

Updated on February 22, 2026.

According to the data from the US 2020 decennial Census, in April 2020, the 36.90K population of Clinton, IL residents comprised of 1.39K residents who identified as Hispanic or Latino (3.76%), and 35.51K residents who identified as Non-Hispanic (96.24%).

Race: The White Alone population was the largest racial group in Clinton, IL, with a population of 33.09K (89.66%). The Two Or More Races population was the second largest racial group in Clinton, IL, with a population of 1.58K (4.29%). The Black or African American Alone population was the third largest racial group in Clinton, IL, with a population of 1.15K (3.12%). The smallest racial group in Clinton, IL was Native Hawaiian And Pacific Islander Alone with a population of 5 (0.01%).

Ethnicity: The Non-Hispanic - White Alone population was the largest ethnic group in Clinton, IL, with a population of 32.85K (89.01%). The Non-Hispanic - Two or More Races population was the second largest ethnic group in Clinton, IL, with a population of 1.17K (3.18%). The Non-Hispanic - Black Alone population was the third largest ethnic group in Clinton, IL, with a population of 1.14K (3.09%). The smallest ethnic group in Clinton, IL was Hispanic - Native Hawaiian & Pac. Islander with a population of 0 (0.00%).

The charts and tables below shows the population and percentage of each racial group and ethnicity group in Clinton, Illinois from the 2020 decennial census.

You can see similar information for other Illinois counties and also for the state of Illinois.

Clinton, IL Hispanics and Non Hispanics Population in Census 2020
Total Population:
Clinton, IL Racial Groups in Census 2020
Total Population:
Clinton, IL Ethnicity Groups in Census 2020
Total Population:
Clinton, IL Population of Racial Groups in Census 2020
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Race Population % of County Population
Black or African American Alone 1151 3.12
White Alone 33085 89.66
American Indian and Alaska Native Alone 106 0.29
Asian Alone 180 0.49
Native Hawaiian And Pacific Islander Alone 5 0.01
Some Other Race Alone 790 2.14
Two Or More Races 1582 4.29
Clinton, IL Population of Ethnicity Groups in Census 2020
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Ethnicity Population % of County Population
Non-Hispanic - White Alone 32845 89.01
Non-Hispanic - Two or More Races 1174 3.18
Non-Hispanic - Black Alone 1140 3.09
Hispanic - Some Other Race Alone 697 1.89
Hispanic - Two or More Races 408 1.11
Hispanic - White Alone 240 0.65
Non-Hispanic - Asian Alone 175 0.47
Non-Hispanic - Some Other Race Alone 93 0.25
Non-Hispanic - American Indian & Alaska Native 80 0.22
Hispanic - American Indian & Alaska Native 26 0.07
Hispanic - Black Alone 11 0.03
Hispanic - Asian Alone 5 0.01
Non-Hispanic - Native Hawaiian & Pac. Islander 5 0.01
Hispanic - Native Hawaiian & Pac. Islander 0 0.00