Median Age in Brown County, IL
ACS 2024 5-Year Estimates
How Brown County Compares
National Distribution
Where Brown County falls among all 3,222 U.S. counties for median age.
■ Brown County: 41.0 years
Ranking Context
| Rank | County | Value |
|---|---|---|
| #1,792 | Freestone County, TX | 41.1 years |
| #1,793 | Ketchikan Gateway Borough, AK | 41.0 years |
| #1,794 | Bay County, FL | 41.0 years |
| #1,795 | Brown County, IL | 41.0 years |
| #1,796 | Sangamon County, IL | 41.0 years |
| #1,797 | Wayne County, IN | 41.0 years |
| #1,798 | Poweshiek County, IA | 41.0 years |
Median Age in Brown County, Illinois
Brown County, Illinois has a median age of 41.0 years, which ranks #1,795 of 3,222 out of 3,222 counties nationwide. This is 5.4% above the national value of 38.9 years.
Within Illinois, Brown County ranks #70 of 102 out of 102 counties. This places it in the 44th 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.