Median Age in Warren County, IL
ACS 2024 5-Year Estimates
How Warren County Compares
National Distribution
Where Warren County falls among all 3,222 U.S. counties for median age.
■ Warren County: 38.5 years
Ranking Context
| Rank | County | Value |
|---|---|---|
| #2,471 | Mobile County, AL | 38.5 years |
| #2,472 | Peach County, GA | 38.5 years |
| #2,473 | Caribou County, ID | 38.5 years |
| #2,474 | Warren County, IL | 38.5 years |
| #2,475 | Hendricks County, IN | 38.5 years |
| #2,476 | Marshall County, IA | 38.5 years |
| #2,477 | Sherman County, KS | 38.5 years |
Median Age in Warren County, Illinois
Warren County, Illinois has a median age of 38.5 years, which ranks #2,474 of 3,222 out of 3,222 counties nationwide. This is 1.0% below the national value of 38.9 years.
Within Illinois, Warren County ranks #91 of 102 out of 102 counties. This places it in the 23th percentile nationally.
The median age of the total population. 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.