Median Age in Union County, IL
ACS 2024 5-Year Estimates
How Union County Compares
National Distribution
Where Union County falls among all 3,222 U.S. counties for median age.
■ Union County: 44.3 years
Ranking Context
| Rank | County | Value |
|---|---|---|
| #862 | Warren County, GA | 44.3 years |
| #863 | Hawaii County, HI | 44.3 years |
| #864 | Jasper County, IL | 44.3 years |
| #865 | Union County, IL | 44.3 years |
| #866 | White County, IL | 44.3 years |
| #867 | Shelby County, IA | 44.3 years |
| #868 | Faribault County, MN | 44.3 years |
Median Age in Union County, Illinois
Union County, Illinois has a median age of 44.3 years, which ranks #865 of 3,222 out of 3,222 counties nationwide. This is 13.9% above the national value of 38.9 years.
Within Illinois, Union County ranks #24 of 102 out of 102 counties. This places it in the 73th 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.