THE TANGIPAHOA PARISH LAND BRIEF
Land in the
Southern Pine Plains and Hills setting.
Tangipahoa Parish has 791.2 square miles of land in Louisiana. 5 mapped landscape regions meet across Tangipahoa Parish: Southern Pine Plains and Hills, Gulf Coast Flatwoods, Inland Swamps, among others.
Irregular plains of sand, silt and clay support a mix of pine and hardwood landscapes. The region has more relief than the lower coastal plain, with generally gentle stream gradients.
Regional context: Southeastern Plains ↗ · Regional mapping across the county footprint
Where the landscape changes
Tangipahoa Parish intersects 5 mapped regional units. The largest mapped shares are:
- Southern Pine Plains and Hills50.4%
- Gulf Coast Flatwoods32.1%
- Inland Swamps13.5%
- Deltaic Coastal Marshes and Barrier Islands3.9%
- Baton Rouge Terrace0.2%
Southern Coastal Plain in Tangipahoa Parish
Low plains mingle with barrier islands, lagoons, marshes and inland lake districts. Coastal and inland settings vary substantially within this warm southeastern landscape.
Read the regional source ↗Mississippi Alluvial Plain in Tangipahoa Parish
The Mississippi's broad alluvial plain includes river terraces, swales and natural levees. Small changes in elevation distinguish local settings within this generally flat river landscape.
Read the regional source ↗Finding your parcel within Tangipahoa Parish
The atlas lists 9 cities, towns, townships, and Census communities associated with Tangipahoa Parish, including Hammond, Kentwood, Ponchatoula. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Tangipahoa Parish by land and water
The Census records 52.8 square miles of water within Tangipahoa Parish, or 6.3% of its total area. That share is close to Tangipahoa Parish’s 6.3%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Tangipahoa Parish has 488.4 times the land area of nearby Tickfaw village (1.62 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Livingston Parish, St. Helena Parish, St. John the Baptist Parish, St. Tammany Parish, Washington Parish within Louisiana. A tract near one of these lines should be matched to the county identifier on its own records.

