Median Age in Jackson County, IL
ACS 2024 5-Year Estimates
32.4 years
Rank #3,107/3,222 · #101 in IL
4th
Jackson 32.4 years
IL 39.0 years -16.9%
US 38.9 years -16.7%
Median Age Trend
Rankings →Percentile Rank Over Time
Year-over-Year Age Change
National Distribution
How Jackson County's median age of 32.4 years compares to all 3,222 U.S. counties. Values range from 21.4 years to 86.2 years.
Distribution of Median Age Across All Counties
Ranking Context
Counties ranked closest to Jackson County for median age.
Nearby Rankings
Full ranking →| #3,104 | Lea County, NM | 32.5 years |
| #3,105 | Rolette County, ND | 32.5 years |
| #3,106 | Davis County, UT | 32.5 years |
| #3,107 | Jackson County, IL | 32.4 years |
| #3,108 | Vernon Parish, LA | 32.4 years |
| #3,109 | Alachua County, FL | 32.3 years |
| #3,110 | Ford County, KS | 32.3 years |
About Median Age
Jackson County, Illinois has a median age of 32.4 years, ranking #3,107 of 3,222 counties nationwide — 16.7% below the national value of 38.9 years. Within Illinois, it ranks #101 of 102. This places it in the 4th percentile nationally.
The median age of the total population. 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.