10 cities
| City | County | 2026 Pop. ↓ |
|---|---|---|
| Exeter | Rockingham County | 16,295 |
| Epping | Rockingham County | 8,283 |
| Epsom | Merrimack County | 5,096 |
| Enfield | Grafton County | 4,494 |
| East Kingston | Rockingham County | 2,436 |
| Effingham | Carroll County | 1,839 |
| Eaton | Carroll County | 432 |
| Easton | Grafton County | 302 |
| Errol | Coos County | 289 |
| Ellsworth | Grafton County | 93 |