Total Population in McLean County, IL
ACS 2024 5-Year Estimates
171,556
Rank #399/3,222 · #13 in IL
88th
McLean 171,556
IL 13M -98.6%
US 330M
Total Population Trend
Rankings →Percentile Rank Over Time
Year-over-Year Population Change
National Distribution
How McLean County's total population of 171,556 compares to all 3,222 U.S. counties. Values range from 33 to 9,808,667.
Distribution of Total Population Across All Counties
Ranking Context
Counties ranked closest to McLean County for total population.
Nearby Rankings
Full ranking →| #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 |
About Total Population
McLean County, Illinois has a total population of 171,556, ranking #399 of 3,222 counties nationwide — 99.9% below the national value of 330M. Within Illinois, it ranks #13 of 102. This places it in the 88th percentile nationally.
Total population count from the American Community Survey. Source: U.S. Census Bureau, American Community Survey 2024 5-Year Estimates. All values are estimates derived from survey samples and are subject to margin of error. For more information, see our methodology.