City | 2024 Population |
|---|---|
| Nashua | 90,937 |
| Nelson | 657 |
| New Boston | 163 |
| New Castle | 1,003 |
| New Durham | 2,793 |
| New Hampton | 322 |
| New Ipswich | 5,448 |
| New London | 1,316 |
| Newbury | 2,328 |
| Newfields | 325 |
| Newington | 825 |
| Newmarket | 5,921 |
| Newport | 5,018 |
| Newton | 4,777 |
| North Conway | 1,748 |
| North Hampton | 4,537 |
| North Haverhill | 483 |
| North Walpole | 556 |
| North Woodstock | 484 |
| Northfield | 5,076 |
| Northumberland | 2,147 |
| Northwood | 4,677 |
| Nottingham | 5,482 |