Louisiana - Significance region: National
| Alexandria National Cemetery |
| Avery Island |
| Badin-Roque House |
| Bailey's Dam Site |
| Baton Rouge National Cemetery |
| Bayou Jasmine Archeological Site |
| Bontemps, Arna Wendell, House |
| Briarwood |
| Cabildo, The |
| Cable, George Washington, House |
| Carville Historic District |
| Center Building of East Louisiana State Hospital |
| Chalmette Unit of Jean Lafitte National Historical Park Historic District |
| Cloutier, Alexis, House |
| Colonial Sugars Historic District |
| Confederate Memorial Hall |
| Conly Site |
| Cooley, G. B., House |
| Courthouse and Lawyers' Row |
| Crockett, David, Fire Hall and Pumper |
| Crowell Sawmill Historic District |
| Darby House |
| DELTA QUEEN (Steamboat) |
| DELUGE |
| Dillard, James H., House |
| Evergreen Plantation |
| Fort De La Boulaye Site |
| Fort Jackson |
| Fort Jesup |
| Fort Livingston |
| Fort St. Philip |
| Frantz, William, School |
| French Market-Old Vegetable Market |
| Gallier Hall |
| Gallier House |
| Garden District |
| Girod, Nicholas, House |
| Hermann-Grima House |
| Homeplace Plantation House |
| Houmas, The |
| Jackson Barracks |
| Jackson Square |
| Jefferson, Joseph, House |
| Kansas City Southern Railroad Bridge, Cross Bayou |
| Kenner and Kugler Cemeteries Archeological District |
| Lafitte's Blacksmith Shop |
| Lindsay, Col. Robert H., House |
| Los Adaes |
| Louisiana State Bank Building |
| Louisiana State Capitol Building and Gardens |
| Louisiana Superdome |
| LSU Campus Mounds |
| Madame John's Legacy |
| Madewood |
| Magnolia Mound |
| Maison Olivier (Acadian House) |
| Manresa House of Retreats/Jefferson College |
| Marksville Prehistoric Indian Site |
| McDonogh 19 Elementary School |
| Melrose Plantation |
| Mount Lebanon Baptist Church |
| M.V. SHEHERAZADE (shipwreck and remains) |
| Natchitoches Historic District |
| New Orleans City Park Carousel and Pavilion |
| New Orleans Cotton Exchange Building |
| Nottoway Plantation House |
| Oak Alley Plantation |
| Old Louisiana State Capitol |
| Old LSU Site |
| Old Meat Market-Old Meat Market |
| Old Ursuline Convent |
| Parlange Plantation House |
| Pentagon Barracks |
| Perseverance Hall |
| Pontalba Buildings |
| Port Hudson |
| Port Hudson National Cemetery |
| Poverty Point National Monument |
| Powder Magazine |
| Presbytere, The |
| Rosedown Plantation |
| Saenger Theatre |
| San Francisco Plantation House |
| Shadows-on-the-Teche |
| Shreveport Municipal Memorial Auditorium |
| Shreveport Water Works Company, Pump Station |
| Southdown Plantation |
| S.S. ALCOA PURITAN (shipwreck and remains) |
| S.S. GULFOIL (shipwreck and remains) |
| S.S. GULFPENN (shipwreck and remains) |
| S.S. HALO, shipwreck and remains |
| S.S. R.M. PARKER JR. (shipwreck and remains) |
| S.S. ROBERT E.LEE and U-166 (shipwrecks and remains) |
| S.S. VIRGINIA (shipwreck and remains) |
| St. Charles Streetcar Line |
| Steam Yacht ANONA (Shipwreck) |
| St. Louis Cemetery No. 1 |
| St. Louis Cemetery No. 2 |
| St. Martin of Tours Catholic Church |
| St. Mary's Assumption Church |
Data from United States Park Service and Wikidata
