Median Age in St. Francois County, MO
ACS 2024 5-Year Estimates
39.5 years
Rank #2,264/3,222 · #84 in MO
30th
St. Francois 39.5 years
MO 39.0 years +1.3%
US 38.9 years +1.5%
Median Age Trend
Rankings →Percentile Rank Over Time
Year-over-Year Age Change
National Distribution
How St. Francois County's median age of 39.5 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 St. Francois County for median age.
Nearby Rankings
Full ranking →| #2,261 | Caddo Parish, LA | 39.5 years |
| #2,262 | Stone County, MS | 39.5 years |
| #2,263 | Butler County, MO | 39.5 years |
| #2,264 | St. Francois County, MO | 39.5 years |
| #2,265 | Mercer County, NJ | 39.5 years |
| #2,266 | Middlesex County, NJ | 39.5 years |
| #2,267 | Bernalillo County, NM | 39.5 years |
About Median Age
St. Francois County, Missouri has a median age of 39.5 years, ranking #2,264 of 3,222 counties nationwide — 1.5% above the national value of 38.9 years. Within Missouri, it ranks #84 of 115. This places it in the 30th 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.