Total Population in McLean County, IL

ACS 2024 5-Year Estimates

Total Population
171,556
Rank #399 of 3,222
88th percentile

How McLean County Compares

McLean County
171,556
Illinois Average
171,556
Rank #13 of 102 in state
National
330M
99.9% below

National Distribution

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

33 9,808,667

■ McLean County: 171,556

Ranking Context

Rank County Value
#396 Davidson County, NC 172,954
#397 Kaufman County, TX 172,604
#398 Winnebago County, WI 171,769
#399 McLean County, IL 171,556
#400 Kent County, RI 171,456
#401 Kenton County, KY 171,288
#402 Charles County, MD 170,527
View full ranking →

Total Population in McLean County, Illinois

McLean County, Illinois has a total population of 171,556, which ranks #399 of 3,222 out of 3,222 counties nationwide. This is 99.9% below the national value of 330M.

Within Illinois, McLean County ranks #13 of 102 out of 102 counties. This places it in the 88th 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.