15 cities
| City | County | 2025 Pop. ↓ |
|---|---|---|
| Manchester city | Hillsborough County | 114,888 |
| Merrimack town | Hillsborough County | 29,580 |
| Milford town | Hillsborough County | 16,508 |
| Meredith town | Belknap County | 6,887 |
| Moultonborough town | Carroll County | 5,325 |
| Milton town | Strafford County | 4,564 |
| Madison town | Carroll County | 2,757 |
| Mont Vernon town | Hillsborough County | 2,732 |
| Marlborough town | Cheshire County | 2,201 |
| Madbury town | Strafford County | 1,953 |
| Middleton town | Strafford County | 1,855 |
| Mason town | Hillsborough County | 1,462 |
| Milan town | Coos County | 1,368 |
| Monroe town | Grafton County | 854 |
| Marlow town | Cheshire County | 755 |