24 cities
| City | County | 2026 Pop. ↓ |
|---|---|---|
| Terre Haute | Vigo County | 58,598 |
| Tell City | Perry County | 7,521 |
| Tipton | Tipton County | 5,277 |
| Trail Creek | LaPorte County | 1,985 |
| Trafalgar | Johnson County | 1,691 |
| Thorntown | Boone County | 1,427 |
| Topeka | LaGrange County | 1,232 |
| Taylorsville | Bartholomew County | 992 |
| Tri-Lakes | Noble County | 989 |
| Tecumseh | Vigo County | 919 |
| Town of Pines | Porter County | 590 |
| Thayer | Newton County | 550 |
| Tippecanoe | Marshall County | 471 |
| Twelve Mile | Cass County | 437 |
| Troy | Spencer County | 377 |
| Tocsin | 331 | |
| Tyner | Marshall County | 276 |
| Tennyson | Warrick County | 230 |
| Talma | 190 | |
| Tunnelton | Lawrence County | 128 |
| Taswell | Crawford County | 79 |
| Teegarden | 42 | |
| Toad Hop | Vigo County | 27 |
| Templeton | Benton County | 12 |