3 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| West Point | 1 | 3,610 | 3,425 | 1.04% | 715 | 5.05 | Town |
| Central Garage | 2 | 1,412 | 1,211 | 0.43% | 293 | 4.82 | CDP |
| King William | 3 | 131 | 314 | -5.76% | 28 | 4.61 | CDP |
West Point is the largest city in King William County, with a population of 3,610.
King William is the smallest city in King William County.
There are 3 cities in King William County, Virginia.