23 cities
| City | County | 2026 Pop. ↓ |
|---|---|---|
| Newark | Essex County | 333,459 |
| North Bergen | Hudson County | 63,552 |
| New Brunswick | Middlesex County | 59,327 |
| North Brunswick | Middlesex County | 46,507 |
| Nutley | Essex County | 31,460 |
| Neptune | Monmouth County | 28,252 |
| North Plainfield | Somerset County | 23,660 |
| New Milford | Bergen County | 17,601 |
| North Arlington | Bergen County | 17,044 |
| New Providence | Union County | 14,407 |
| North Haledon | Passaic County | 9,064 |
| Newton | Sussex County | 8,805 |
| Northfield | Atlantic County | 8,623 |
| North Hanover | Burlington County | 8,240 |
| North Caldwell | Essex County | 6,975 |
| New Hanover | Burlington County | 6,379 |
| Norwood | Bergen County | 6,006 |
| Northvale | Bergen County | 5,207 |
| Neptune City | Monmouth County | 4,609 |
| Netcong | Morris County | 4,399 |
| North Wildwood | Cape May County | 3,495 |
| National Park | Gloucester County | 3,123 |
| Newfield | Gloucester County | 1,834 |