City | 2024 Population |
|---|---|
| Napa | 77,591 |
| National City | 54,985 |
| Needles | 4,795 |
| Nevada City | 3,077 |
| New Cuyama | 585 |
| New Pine Creek | 71 |
| Newark | 47,012 |
| Newcastle | 1,493 |
| Newell | 381 |
| Newman | 12,157 |
| Newport Beach | 82,778 |
| Nicasio | 43 |
| Nice | 2,371 |
| Nicolaus | 126 |
| Niland | 461 |
| Nipinnawasee | 294 |
| Nipomo | 17,836 |
| Norco | 24,690 |
| Norris Canyon | 1,072 |
| North Auburn | 14,360 |
| North Edwards | 1,184 |
| North El Monte | 4,257 |
| North Fair Oaks | 12,444 |
| North Fork | 3,252 |
| North Gate | 1,060 |
| North Highlands | 47,506 |
| North Lakeport | 2,265 |
| North Richmond | 3,346 |
| North San Juan | 121 |
| North Shore | 2,640 |
| North Tustin | 25,115 |
| Norwalk | 94,664 |
| Novato | 51,268 |
| Nubieber | 50 |
| Nuevo | 7,611 |