Arkansas - Significance region: Local
| Stone, William, House |
| Storm Cellar, William Howell House |
| Stowers, Dan, Office Building |
| St. Paul Lutheran School |
| St. Paul School Building |
| St. Peter's Cemetery |
| St. Peter's Rock Baptist Church |
| Straub, William Nicholas, House |
| Strauss, Sam and Shirley, House |
| St. Richard's Catholic Church |
| Stroud House |
| Stuart Springs |
| Stuckey’s (Plumerville) |
| Studebaker Showroom |
| Student Union Building-University of Arkansas, Fayetteville |
| Stuttgart Commercial Historic District |
| Sugarloaf Fire Tower Historic District |
| Sulphur Springs Cemetery |
| Sulphur Springs Old School Complex Historic District |
| Sulphur Springs Park Reserve |
| Sumner-White Dipping Vat |
| Swift Building |
| Sylamore Creek Bridge |
| Sylvan Hills Country Club Golf Course |
| Taborian Hall |
| Tall Peak Fire Tower |
| Tall Pines Motor Inn |
| Tankersley-Stewart House |
| Tanner, James W. and Billie, House |
| Tappan, Maj. James Alexander, House |
| Tate's Barn |
| Taylor Building |
| Taylor Field |
| Taylor Log House and Site |
| Taylor Rosamond Motel Historic District |
| Taylor, Samuel P., Service Station |
| Taylor-Stokes House |
| Telephone Exchange Building |
| Temple Beth El Cemetery |
| Temple Meir Chayim |
| Ten Mile House |
| Terminal Hotel |
| Terminal Warehouse Building |
| Terry Block Building |
| Terry, William L., House |
| Texaco Station No. 1 |
| Texarkana and Fort Smith Railway Depot |
| Texarkana, Arkansas, Municipal Building |
| Texarkana US Post Office and Courthouse |
| Tharp House |
| The Worthen Building |
| Thida Grove School |
| Thomas, Greene, House |
| Thomas Homestead |
| Thomas House |
| Thompson, Ada, Memorial Home |
| Thompson, C.E., General Store and House |
| Thompson House |
| Thornton House |
| Thrasher, John, Homestead |
| Threlkeld House |
| Thurston House |
| Tichnor Rice Dryer and Storage Building |
| Tillar, Frank, Memorial Methodist Episcopal Church, South |
| Tilley, John, House |
| Tisdale Store-Goshen Post Office |
| Titus House |
| Tompkins, Chris, House |
| Tontitown School Building |
| Towbin, Dr. Eugene, House |
| Treat Commercial Building |
| Treece, Jasper E., Building |
| Tribble, Dr. Albert H., House |
| Trimble-McCrary House |
| Trinity Episcopal Church |
| Trinity Lutheran Church |
| Triplett Company Building |
| Trippe Holly Grove Cemetery |
| Troy Lasater Service Station |
| Trulock-Cook House |
| Trulock-Gould-Mullis House |
| Tucker, Carrie, House |
| Tuckerman Water Tower |
| Tucker School |
| Tuf Nut Historic Commericial District |
| Tulip Cemetery |
| Turkey Creek School |
| Turner Historic District |
| Turner, Kate, House |
| Turner-Ledbetter House |
| Turrell City Hall, Old |
| Tushek, John, Building |
| Twelve Oaks |
| Twin Bridges Historic District |
| Tyler-Southerland House |
| Tyronza Methodist Episcopal Church, South |
| Tyronza Water Tower |
| Tyson Family Commercial Building |
| Umsted, Sidney A., House |
| Uncle Willie Huffines Park |
Data from United States Park Service and Wikidata
