St. Tammany Parish | |
---|---|
Coordinates: 30°24′N 89°58′W / 30.4°N 89.96°W | |
Country | United States |
State | Louisiana |
Founded | October 27, 1810 |
Named for | Indian Chief Tamanend |
Seat | Covington |
Largest city | Slidell |
Area | |
• Total | 1,096 sq mi (2,838 km2) |
• Land | 845 sq mi (2,189 km2) |
• Water | 250 sq mi (648 km2) 22.9% |
Population (2020) | |
• Total | 264,570 |
• Density | 313/sq mi (121/km2) |
Time zone | UTC−6 (Central) |
• Summer (DST) | UTC−5 (CDT) |
Area code | 985 |
Congressional district | 1st |
Website | www |
St. Tammany Parish (French: Paroisse de Saint-Tammany) is a parish located in the U.S. state of Louisiana, in the New Orleans metropolitan area. The population was 264,570 in 2020, making it the fourth-most populous parish in Louisiana.[1] The parish seat is Covington.[2] The parish was founded in 1810.[3]