Total Population in Clinton County, IL

ACS 2024 5-Year Estimates

Total Population
36,954
Rank #1,286 of 3,222
60th percentile

How Clinton County Compares

Clinton County
36,954
Illinois Average
36,954
Rank #37 of 102 in state
National
330M
100.0% below

National Distribution

Where Clinton County falls among all 3,222 U.S. counties for total population.

33 9,808,667

■ Clinton County: 36,954

Ranking Context

Rank County Value
#1,283 Green County, WI 37,017
#1,284 Marion County, IL 37,000
#1,285 Essex County, NY 36,973
#1,286 Clinton County, IL 36,954
#1,287 Whitley County, KY 36,920
#1,288 Okmulgee County, OK 36,899
#1,289 Webster County, IA 36,886
View full ranking →

Total Population in Clinton County, Illinois

Clinton County, Illinois has a total population of 36,954, which ranks #1,286 of 3,222 out of 3,222 counties nationwide. This is 100.0% below the national value of 330M.

Within Illinois, Clinton County ranks #37 of 102 out of 102 counties. This places it in the 60th percentile nationally.

Total population count from the American Community Survey. All data comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates for 2024.

About this data

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates (2024). All values are estimates derived from survey samples and are subject to margin of error. For more information, see our methodology.