Louisiana - Role: Building
| Smith, Clifford Percival, House |
| Smithfield Plantation House |
| Smith House |
| Snyder House |
| Solitude Plantation House |
| Sommerville-Kearney House |
| Sophie Gumbel Training School |
| Sorapuru House |
| Soulier House |
| Southdown Plantation |
| Southern Pacific Railroad Depot |
| Southern Railway Freight Office |
| Southern University Archives Building |
| South Highlands Fire Station |
| Spell House |
| Spring Ridge Baptist Church |
| Stage Coach Inn |
| St. Alphonsus Church |
| Standard Coffee Company Warehouse and Factory |
| St. Andrew's Episcopal Church |
| St. Anne Catholic Church |
| St. Anthony of Padua Catholic Church |
| Star Hill Plantation Dependency |
| Star Hill Post Office and Store |
| Starvation Point |
| St. Basil's Academy |
| St. Bernard Market |
| St. Cecilia School |
| St. Claude General Hospital |
| St. David's Episcopal Church |
| Steamboat House |
| Steere, A. C., Elementary School |
| Stein, Daniel, House |
| St. Elizabeth Catholic Church |
| St. Emma |
| Stephanie Plantation House |
| Stevenson House |
| Stewart-Dougherty House |
| St. Francis Chapel |
| St. Francis Xavier Cathedral |
| St. Gabriel Roman Catholic Church |
| St. George Plantation House |
| St. James AME Church |
| St. James Episcopal Church |
| St. John Baptist Church |
| St. John Baptist Church |
| St. John's Cathedral |
| St. John's Episcopal Church |
| St. John's Episcopal Church and Cemetery |
| St. Joseph Cathedral |
| St. Joseph Church-Convent of the Most Holy Sacrament Complex |
| St. Joseph Plantation House |
| St. Julien House |
| St. Landry Catholic Church |
| St. Landry Lumber Company |
| St. Louis Plantation |
| St. Margaret Catholic Church |
| St. Mark's Episcopal Church |
| St. Martin of Tours Catholic Church |
| St. Martin Parish Courthouse |
| St. Martinville Elementary School |
| St. Mary Congregational Church |
| St. Mary Magdalen Church, Rectory, and Cemetery |
| St. Mary's Assumption Church |
| St. Mary's Assumption Church |
| St. Mary's Episcopal Church |
| St. Mary's Episcopal Church |
| St. Matthew High School |
| St. Maurice Methodist Church |
| Stoker House |
| Stone Square Lodge No. 8 |
| St. Patrick's Catholic Church |
| St. Patrick's Church |
| St. Paul Baptist Church-Morehead School |
| St. Paul Lutheran Church |
| St. Peter A.M.E. Church |
| St. Philip's Episcopal Church |
| St. Philomene Catholic Church and Rectory |
| Straight University Boarding House and Dining Hall |
| Strand Theatre |
| Strand Theatre |
| Stribling House |
| St. Stephen's Episcopal Church |
| St. Theresa Catholic Church and School |
| St. Vincent De Paul Roman Catholic Church |
| Sullivan House |
| Sunnybrook |
| Sunset High School |
| Supple's, J., Sons Mercantile Company, Ltd. |
| Swearingen House |
| Sylvan Retreat |
| Sylvest House |
| Synope Plantation House |
| Tacony Plantation House |
| Tallulah Book Club Building |
| Tallulah Coca-Cola Bottling Plant |
| Tallulah High School |
| Tallulah Men's Club Building |
| Tallulah Post Office |
| Tally-Ho Plantation House |
Data from United States Park Service and Wikidata
