Median Age in Jefferson Parish, LA
ACS 2024 5-Year Estimates
How Jefferson Parish Compares
National Distribution
Where Jefferson Parish falls among all 3,222 U.S. counties for median age.
■ Jefferson Parish: 40.0 years
Ranking Context
| Rank | County | Value |
|---|---|---|
| #2,114 | Hancock County, IN | 40.0 years |
| #2,115 | Anderson County, KS | 40.0 years |
| #2,116 | De Soto Parish, LA | 40.0 years |
| #2,117 | Jefferson Parish, LA | 40.0 years |
| #2,118 | Hampden County, MA | 40.0 years |
| #2,119 | Mecosta County, MI | 40.0 years |
| #2,120 | Muskegon County, MI | 40.0 years |
Median Age in Jefferson Parish, Louisiana
Jefferson Parish, Louisiana has a median age of 40.0 years, which ranks #2,117 of 3,222 out of 3,222 counties nationwide. This is 2.8% above the national value of 38.9 years.
Within Louisiana, Jefferson Parish ranks #27 of 64 out of 64 counties. This places it in the 34th 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.