14 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Chincoteague | 1 | 3,249 | 3,338 | -0.46% | 351 | 9 | Town |
| Onancock | 2 | 1,157 | 1,165 | -0.09% | 1,105 | 1 | Town |
| Parksley | 3 | 810 | 818 | -0.12% | 1,315 | 1 | Town |
| Onley | 4 | 537 | 536 | 0% | 671 | 1 | Town |
| Belle Haven | 5 | 534 | 539 | -0.19% | 349 | 2 | Town |
| Accomac | 6 | 514 | 519 | -0.19% | 1,260 | 0 | Town |
| Tangier | 7 | 433 | 432 | 0% | 800 | 1 | Town |
| Melfa | 8 | 400 | 399 | 0% | 1,375 | 0 | Town |
| Bloxom | 9 | 379 | 382 | 0% | 1,138 | 0 | Town |
| Painter | 10 | 271 | 274 | 0% | 416 | 1 | Town |
| Wachapreague | 11 | 257 | 260 | 0% | 1,152 | 0 | Town |
| Hallwood | 12 | 202 | 204 | 0% | 856 | 0 | Town |
| Saxis | 13 | 168 | 170 | 0% | 415 | 0 | Town |
| Keller | 14 | 143 | 145 | 0% | 418 | 0 | Town |
Chincoteague is the largest city in Accomack County, with a population of 3,249.
Keller is the smallest city in Accomack County, with a population of 143.
There are 14 cities in Accomack County, Virginia.