3 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| West Point | 1 | 3,555 | 3,424 | 0.74% | 704 | 5 | Town |
| Central Garage | 2 | 1,412 | 1,211 | 0.43% | 293 | 5 | CDP |
| King William | 3 | 131 | 314 | -5.76% | 28 | 5 | CDP |
West Point is the largest city in King William County, with a population of 3,555.
King William is the smallest city in King William County, with a population of 131.
There are 3 cities in King William County, Virginia.