St. Tammany Parish Public Schools is a public school district serving the children of St. Tammany Parish, located along the Northshore banks of Lake Pontchartrain in southeast Louisiana, United States. The district's Central Office is located in downtown Covington, on the site of the original Covington High School and the former sites of the Covington Grammar School and C.J. Schoen Middle School. The district also has an annex location in Slidell, Louisiana, to serve the east side of St. Tammany Parish.