10 cities
| City | County | 2025 Pop. ↓ |
|---|---|---|
| Taunton | Bristol County | 62,793 |
| Tewksbury | Middlesex County | 32,159 |
| Tyngsborough | Middlesex County | 12,948 |
| Townsend | Middlesex County | 9,328 |
| Templeton | Worcester County | 8,459 |
| Topsfield | Essex County | 6,658 |
| Tisbury | Dukes County | 4,974 |
| Truro | Barnstable County | 2,485 |
| Tolland | Hampden County | 477 |
| Tyringham | Berkshire County | 418 |