22 cities
| City | County | 2025 Pop. ↓ |
|---|---|---|
| Terre Haute | Clay County | 58,570 |
| Tell City | Perry County | 7,474 |
| Tipton | Tipton County | 5,214 |
| Trail Creek | LaPorte County | 2,005 |
| Trafalgar | Johnson County | 1,648 |
| Thorntown | Boone County | 1,406 |
| Topeka | LaGrange County | 1,229 |
| Tri-Lakes | Noble County | 1,217 |
| Tecumseh | Vigo County | 834 |
| Thayer | Newton County | 809 |
| Taylorsville | Bartholomew County | 604 |
| Town Pines | Porter County | 594 |
| Tocsin | 447 | |
| Tippecanoe | Marshall County | 436 |
| Twelve Mile | Cass County | 376 |
| Troy | Spencer County | 370 |
| Tyner | Marshall County | 342 |
| Tennyson | Warrick County | 230 |
| Talma | 204 | |
| Toad Hop | Vigo County | 126 |
| Tunnelton | Lawrence County | 80 |
| Taswell | Crawford County | 71 |