5 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Kilmarnock | 1 | 1,444 | 1,441 | 0.07% | 424 | 3 | Town |
| Irvington | 2 | 470 | 475 | -0.21% | 312 | 2 | Town |
| White Stone | 3 | 379 | 383 | -0.26% | 388 | 1 | Town |
| Weems | 4 | 294 | 235 | 7.3% | 544 | 1 | CDP |
| Lancaster | 5 | 27 | 52 | 3.85% | 12 | 2 | CDP |
Kilmarnock is the largest city in Lancaster County, with a population of 1,444.
Lancaster is the smallest city in Lancaster County, with a population of 27.
There are 5 cities in Lancaster County, Virginia.