National Historic Register properties in St. Tammany county/parish, Louisiana

• Abita Springs Historic District (Abita Springs)
• Abita Springs Pavilion (Abita Springs)
• Longbranch Annex (Abita Springs)
• Longbranch Hotel Complex (Abita Springs)
• Bogue Falaya Park (Covington)
• Christ Episcopal Church (Covington)
• Claiborne Cottage Hotel (Covington)
• Division of St. John Historic District (Covington)
• Division of St. John Historic District (Additional Documentation) (Covington)
• Division of St. John Historic District (Boundary Decrease) (Covington)
• Frederick House (Covington)
• St. Scholastica Priory and Cemetery (Covington)
• Sunnybrook (Covington)
• Folsom Branch Library (Folsom)
• Cousin, Francois, House (Lacombe)
• Lacombe School (Lacombe)
• Williams Cemetery (Lacombe)
• Dendinger House (Madisonville)
• Jay House (Madisonville)
• Madisonville Bank (Madisonville)
• Madisonville Boarding House (Madisonville)
• Madisonville Town Hall (Madisonville)
• McCaleb House (Madisonville)
• Sardy House (Madisonville)
• Tchefuncte River Range Rear Light (Madisonville)
• Bertus-Ducatel House (Mandeville)
• Dew Drop Social and Benevolent Hall (Mandeville)
• Flagstaff (Mandeville)
• Fontainebleau State Park (Mandeville)
• Griffin's Bakery (Mandeville)
• Johnson House (Mandeville)
• Moore House (Mandeville)
• Morel-Nott House (Mandeville)
• Pottery Hill (Mandeville)
• Rankin House (Mandeville)
• Tchefuncte Site (Mandeville)
• Haaswood Store (Pearl River)
• Saint Joseph Abbey Church (Saint Benedict)
• Saint Joseph Abbey Refectory (Saint Benedict)
• Arcade Theater (Slidell)
• Camp Salmen House (Slidell)
• Cousin, Francois, House (Slidell)
• New Orleans and Northeastern-New Orleans and Great Northern Railroad Depot (Slidell)
• Salmen, Albert, House (Slidell)
• Salmen, Fritz, House (Slidell)
• Salmen House (Slidell)
• Teddy Avenue Residential Historic District (Slidell)