City | 2024 Population |
|---|---|
| Cambridge | 118,212 |
| Canton | 24,911 |
| Carlisle | 5,103 |
| Carver | 11,524 |
| Cedar Crest | 2,372 |
| Charlemont | 1,173 |
| Charlton | 13,410 |
| Chatham | 1,724 |
| Chelmsford | 35,836 |
| Chelsea | 37,563 |
| Cheshire | 411 |
| Chester | 777 |
| Chesterfield | 1,157 |
| Chicopee | 54,634 |
| Chilmark | 1,207 |
| Clarksburg | 1,621 |
| Clinton | 7,173 |
| Cochituate | 6,879 |
| Cohasset | 8,280 |
| Colrain | 1,627 |
| Concord | 17,566 |
| Conway | 1,748 |
| Cordaville | 2,884 |
| Cummington | 806 |