10 cities
| City | County | 2026 Pop. ↓ |
|---|---|---|
| Taunton | Bristol County | 63,650 |
| Tewksbury | Middlesex County | 32,522 |
| Tyngsborough | Middlesex County | 13,117 |
| Townsend | Middlesex County | 9,436 |
| Templeton | Worcester County | 8,531 |
| Topsfield | Essex County | 6,696 |
| Tisbury | Dukes County | 5,021 |
| Truro | Barnstable County | 2,486 |
| Tolland | Hampden County | 480 |
| Tyringham | Berkshire County | 417 |