Median Age in Greene County, IL
ACS 2024 5-Year Estimates
How Greene County Compares
National Distribution
Where Greene County falls among all 3,222 U.S. counties for median age.
■ Greene County: 43.4 years
Ranking Context
| Rank | County | Value |
|---|---|---|
| #1,086 | Fayette County, GA | 43.4 years |
| #1,087 | Glynn County, GA | 43.4 years |
| #1,088 | Franklin County, IL | 43.4 years |
| #1,089 | Greene County, IL | 43.4 years |
| #1,090 | Delaware County, IA | 43.4 years |
| #1,091 | Keokuk County, IA | 43.4 years |
| #1,092 | Washington County, KS | 43.4 years |
Median Age in Greene County, Illinois
Greene County, Illinois has a median age of 43.4 years, which ranks #1,089 of 3,222 out of 3,222 counties nationwide. This is 11.6% above the national value of 38.9 years.
Within Illinois, Greene County ranks #37 of 102 out of 102 counties. This places it in the 66th 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.