All - Architectural style - Neoclassical architecture
| St. Michael's Hospital and Nurses' Residence |
| St. Nicholas Hotel |
| St. Nicholas Orthodox Church and Rectory |
| Stockmen's Bank of Martinsdale |
| Stockton Methodist Church |
| Stoddard County Courthouse |
| Stokes County Courthouse |
| Stokes-Mayfield House |
| Stoltz House |
| Stone County Courthouse |
| Stone Hall |
| Stoneham Firestation |
| Stoneham Public Library |
| Stone, R.L., House |
| Stony Island Trust and Savings Bank Building |
| Storage Warehouse |
| Stovall-George-Woodward House |
| Stovall House |
| St. Peter Carnegie Library |
| St. Peter-In-Chains Cathedral |
| St. Peters AME Church |
| Strahorn, Carrie Adell, Memorial Library |
| Strand Hotel |
| Strand Theater |
| Strand Theater |
| Strassberger's Conservatory |
| Streator Public Library |
| Streeter-Peterson House |
| Stroman, William P., House |
| Strong Hall |
| Strough, Byron J., House |
| Strouss-Hirschberg Company |
| St. Teresa's Academy Music and Arts Building |
| Stuart House |
| Student Union Building-University of Arkansas, Fayetteville |
| Sturgis National Bank |
| St. Vincent de Paul Catholic Church |
| Sugg House |
| Sullivan House |
| Sully County Courthouse |
| Summers-Longley House-Building |
| Sumner High School |
| Sumter County Courthouse |
| Sunnyfields |
| Sunrise |
| Sunset Heights Historic District |
| Sunshine School |
| Sutherland Hotel |
| Sutton-Ditz House |
| Sutton, Warren, House |
| Swayze Apartments |
| Sweek, John and Maria, House |
| Sweet Memorial Building |
| Sweetwater Commercial Historic District |
| Switzer School Buildings |
| Sykes, Joseph, Brothers Company Building |
| Tabernacle Baptist Church |
| Tabernacle Baptist Church |
| Taborian Hall |
| Taft Farmstead |
| Tahlequah Carnegie Library |
| Taliaferro, T. C., House |
| Tallulah Coca-Cola Bottling Plant |
| Tallulah High School |
| Tallulah Post Office |
| Tampa Free Public Library, Old |
| Tarpon Springs City Hall, Old |
| Tate House |
| Taunton State Hospital |
| Taylor County Courthouse |
| Taylor County Courthouse |
| Taylor, Edward T., House |
| Taylor-Olive Building |
| Teackle Mansion |
| Templar-Farrell Motor Sales Building |
| Temple Beth-El |
| Temple Beth-El |
| Temple Beth-El |
| Temple B'Nai Abraham |
| Temple Emanu-El |
| Temple Freda |
| Temple, Henry G., House |
| Temple of Free Masonry |
| Temple Society of Concord |
| Templeton, Judge M. B., House |
| Tennessee State Library and Archives |
| Tennessee War Memorial |
| Terminal Hotel |
| Terminal Refrigerating and Warehouse Company |
| Terminal Storage Warehouse District |
| Terre Haute Masonic Temple |
| Terrell Carnegie Library |
| Teton County Courthouse |
| The Dalles Civic Auditorium |
| The Furies Collective |
| The Seaside |
| The Sherman |
| Third Church of Christ Scientist |
| Third Sarpy County Courthouse |
| Third St. Joseph County Courthouse |
Data from United States Park Service and Wikidata
