11 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Exmore | 1 | 1,405 | 1,470 | -0.78% | 540 | 3 | Town |
| Exmore | 2 | 1,405 | 1,460 | -0.78% | 540 | 3 | Town |
| Cape Charles | 3 | 1,315 | 1,176 | 2.1% | 370 | 4 | Town |
| Cape Charles | 4 | 1,315 | 1,179 | 2.1% | 370 | 4 | Town |
| Nassawadox | 5 | 516 | 536 | -0.77% | 779 | 1 | Town |
| Nassawadox | 6 | 516 | 533 | -0.77% | 779 | 1 | Town |
| Cheriton | 7 | 451 | 487 | -1.53% | 415 | 1 | Town |
| Cheriton | 8 | 451 | 484 | -1.53% | 415 | 1 | Town |
| Eastville | 9 | 288 | 302 | -1.03% | 366 | 1 | Town |
| Eastville | 10 | 288 | 300 | -1.03% | 366 | 1 | Town |
| Willis Wharf | 11 | 112 | 45 | 6.67% | 228 | 0 | CDP |
Exmore is the largest city in Northampton County, with a population of 1,405.
Willis Wharf is the smallest city in Northampton County, with a population of 112.
There are 11 cities in Northampton County, Virginia.