General

King William County is a county located in the U.S. state of Virginia. As of the 2020 census, the population was 17,810. Its county seat is King William. King William County is located in the Middle Peninsula and is included in the Greater Richmond Region.

Cities: King William, West Point, Central Garage
Population: 18,492 (2022)
Area: 286 mi²
County seat: King William
Congressional district: 1st
Founded: 1702
Largest town: West Point