County · Louisiana · United States
St. Tammany Parish ZIP codes
16 ZIP codes · 12 cities · FIPS 22103
Key facts
- State
- Louisiana (LA)
- FIPS code
- 22103
- Population
- 269,331
- Median household income
- $79,277
- Median age
- 40.4
- Land area
- 845.3 sq mi (2,189.2 km²)
- Population density
- 319 / sq mi
- Area codes
- 985
Cities and ZIP codes in St. Tammany Parish (12)
About this page
County figures are Census county-level values (ACS 5-year); the ZIP list shows the ZIPs whose primary county this is — a ZIP on a border can also serve neighbouring counties.
Sources: U.S. Census Bureau (2020 county relationship file, ACS 5-year) · GeoNames. Methodology.