U.S. PLACE PROFILE
Slidell, LA
Slidell is a City in St. Tammany Parish, Louisiana. The loaded 2025 population estimate is 28,341.
Published locationLouisiana
Population estimate28,3412025 loaded Census estimate
CountySt. Tammany ParishPrimary loaded county
Place typeCityCensus place classification
Coordinates30.28891, -89.78293Census representative point
EXPLORE FROM SLIDELL
Distance and nearby-place tools
Only tools with enough qualifying stored data are linked below.
Closest published places
Nearest qualifying Census places by straight-line distance.
Pearl River, LA6.0 miles · N
Picayune, MS18.0 miles · N
New Orleans, LA18.6 miles · SW→Abita Springs, LA19.6 miles · NW
Mandeville, LA19.9 miles · W
Waveland, MS23.2 miles · E
County coverage
Some incorporated places cross county lines. These county-part values come from the loaded Census county-place-part population layer.
| County | 2025 population in this place part |
|---|---|
| St. Tammany Parish | 28,341 |
DATA COVERAGE
What is available for Slidell
Geographic identityNearby placesPopulation estimate100-mile radius25-mile radius50-mile radius
PRIMARY GEOGRAPHIC SOURCE
U.S. Census Bureau
Place identity, coordinates and geographic identifiers are tied to the loaded Census source record for this location.