New York - Criteria: A (event)
| Tarrytown Lighthouse |
| Taylor Boathouse |
| Taylor Flats |
| Taylor Signal Company-General Railway Signal Company |
| Tefereth Israel Anshei Parksville Synagogue |
| Telluride House |
| Temple Beth-El |
| Temple Beth El of Borough Park |
| Temple Beth Zion |
| Temple Emanu-El |
| Temple of Israel Synagogue |
| Temple Society of Concord |
| Ten Broeck, Benjamin, House |
| Tenement Building at 97 Orchard Street |
| Ten Eyck, Tobias, House and Cemeteries |
| Ten Mile River Baptist Church |
| Teoronto Block Historic District |
| Tepee, The |
| Terminal Building |
| Terpenning-Johnson House and Cemetery |
| Terra Cotta Building |
| Terry-Mulford House |
| Terwilliger-Smith Farm |
| Thayer Farmstead |
| The Bowery Historic District |
| The Frick Collection and Frick Art Reference Library Building |
| The Great Atlantic and Pacific Tea Company Warehouse |
| The Hickories |
| The Karnak Flats |
| Thendara Historic District |
| The Players |
| The Rae Flats and The Raleigh |
| Third National Bank |
| Third Ward Historic District |
| Thirty Mile Point Light |
| Thomas Indian School |
| Thomas Memorial AME Zion Church |
| Thomas-Wiley-Abbott Farmstead |
| Thompson House |
| Thomson Family Farm |
| Thornden Park |
| Thorne Memorial School |
| Thousand Island Grange Hall |
| Three Squares Historic District |
| Tibbetts Point Light |
| Tibbetts-Rumsey House |
| Tibbits House |
| Ticonderoga Pulp and Paper Company Office |
| Tiffany and Company Building |
| Tilley, John S., Ladders Company |
| Times Square-42nd Street Subway Station |
| Times Square Hotel |
| Tinker Cobblestone Farmstead |
| Tioga Centre General Store |
| Tioga County Courthouse |
| Tioronda Bridge |
| Titus-Bunce House |
| Titus, Elias, House |
| Tompkins Corners United Methodist Church |
| Tompkins Street Historic District |
| Tonawanda (25th Separate Company) Armory |
| Tonawanda Municipal Building |
| Top Cottage |
| Town and Country Building |
| Town Doctors' House and Site |
| Town Hall |
| Town-Hollister Farm |
| Townhouses at 352 and 353 Riverside Dr. |
| Town Line Bridge |
| Town of Niagara District School No. 2 |
| Townsend, Henry, House |
| Tracy Farm |
| Tracy Memorial Village Hall Complex |
| Trans World Airlines Flight Center |
| Trapps Mountain Hamlet Historic District |
| Travis House |
| Triangle Shirtwaist Factory |
| Trico Plant No. 1 |
| Trinity Chapel |
| Trinity Church |
| Trinity Church and Graveyard |
| Trinity Episcopal Church |
| Trinity Episcopal Church |
| Trinity Episcopal Church and Parish House |
| Trinity Episcopal Church-Fairfield |
| Trinity Lutheran Church |
| Trinity Lutheran Church and Cemetery |
| Trinity Lutheran Church of Manhattan |
| Troy Gas Light Company |
| Troy Public Library |
| Troy Waste Manufacturing Company Building |
| Trudeau Sanatorium |
| Trumpbour Homestead Farm |
| Truxton Depot |
| Tryon, Frank and Eliza, House |
| Tuckahoe High School |
| Turner Brothers' Building-American Household Storage Company |
| Tusten Stone Arch Bridge |
| Tuthill, David, Farmstead |
| Tuthill, Jesse and Ira, House |
Data from United States Park Service and Wikidata
