South Carolina - Criteria: A (event)
| St. Paul's Methodist Church |
| St. Phillip School |
| Stribling, J.C., Barn |
| Structural Science Building |
| St. Stephen's Episcopal Church |
| St. Thaddeus Episcopal Church |
| Stumphouse Tunnel Complex |
| Sullivan's Island Historic District |
| Summer Chapel, Prince Frederick's Episcopal Church |
| Summer Chapel Rectory, Prince Frederick's Episcopal Church |
| Summerton High School |
| Summit Plantation House |
| Sumter County Courthouse |
| Sumter Historic District |
| Sumter Town Hall-Opera House |
| Sunnyside |
| Supreme Court of South Carolina Building |
| Sylvania |
| Tabernacle Cemetery |
| Table Rock Civilian Conservation Corps Camp Site |
| Table Rock State Park Historic District |
| Tamassee DAR School |
| Tanglewood Plantation |
| Taveau Church |
| Taylor, Earle R., House and Peach Packing Shed |
| Temple Sinai |
| Tennent, Josiah Smith, House |
| Thorntree |
| Thornwell-Presbyterian College Historic District |
| Tillman Hall |
| Tillman School |
| Tingley Memorial Hall, Claflin College |
| Tombee Plantation |
| Towles Farmstead |
| Townsend's, Hephzibah Jenkins, Tabby Oven Ruins |
| Town Theatre |
| Trapp and Chandler Pottery Site (38GN169) |
| Treadwell Street Historic District |
| Trinity Episcopal Church |
| Trinity Episcopal Church and Cemetery |
| Trinity Methodist Episcopal Church |
| Turner, Robert G., House |
| Turner, R. Perry, House |
| Ulmer-Summers House |
| Union Church of Port Royal |
| Union Community Hospital |
| Union County Jail |
| Union High School-Main Street Grammar School |
| Union Station |
| United States Post Office and Court House |
| Unity Baptist Church |
| Unity Presbyterian Church Complex |
| University Neighborhood Historic District |
| Unnamed Battery |
| Unnamed Battery No. 1 |
| Upper Long Cane Cemetery |
| U.S. Coast Guard Historic District |
| US Court House-Aiken, South Carolina |
| U.S. Customhouse |
| U.S. Post Office |
| U.S. Post Office and Courthouse |
| US Post Office and Courthouse |
| USS LAFFEY |
| USS YORKTOWN (CV-10) |
| Vaucluse Mill Village Historic District |
| Veterans Hospital |
| Waccamaw River Warehouse Historic District |
| Wade Hampton State Office Building |
| Waikiki Village Motel |
| Walhalla Graded School |
| Walker Hall |
| Walnut Grove Plantation |
| Walterboro Library Society Building |
| Wardlaw Junior High School |
| Ware Shoals Inn |
| Warren Mill |
| Warrenville Elementary School |
| Washington Street United Methodist Church |
| Waverly Historic District |
| Waxhaw Presbyterian Church Cemetery |
| Weehaw Rice Mill Chimney |
| Welsh Neck-Long Bluff-Society Hill Historic District |
| Wescott Road |
| Wesley, John, Methodist Episcopal Church |
| Wesley Methodist Church |
| West End Commercial Historic District |
| West Gervais Street Historic District |
| West Point Rice Mill |
| White Church |
| White Hall Plantation House Ruins and Oak Avenue |
| White House |
| White House United Methodist Church |
| White Oak Historic District |
| White, William Elliott, House |
| Wicklow Hall Plantation |
| Wilds Hall |
| Willcox's |
| Williams, A.P., Funeral Home |
| Williams Chapel A.M.E. Church |
| Williams-Ligon House |
Data from United States Park Service and Wikidata
