Median Age in St. Louis city, MO
ACS 2024 5-Year Estimates
How St. Louis city Compares
National Distribution
Where St. Louis city falls among all 3,222 U.S. counties for median age.
■ St. Louis city: 36.8 years
Ranking Context
| Rank | County | Value |
|---|---|---|
| #2,772 | Newton County, GA | 36.8 years |
| #2,773 | Camas County, ID | 36.8 years |
| #2,774 | Jasper County, MO | 36.8 years |
| #2,775 | St. Louis city, MO | 36.8 years |
| #2,776 | Hunt County, TX | 36.8 years |
| #2,777 | Madison County, TX | 36.8 years |
| #2,778 | Sevier County, UT | 36.8 years |
Median Age in St. Louis city, Missouri
St. Louis city, Missouri has a median age of 36.8 years, which ranks #2,775 of 3,222 out of 3,222 counties nationwide. This is 5.4% below the national value of 38.9 years.
Within Missouri, St. Louis city ranks #106 of 115 out of 115 counties. This places it in the 14th 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.