Prince William County | |
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County of Prince William | |
![]() Interactive map of Prince William County | |
![]() Location within the Commonwealth of Virginia | |
Country | ![]() |
State | ![]() |
Founded | 1731 |
Named for | Prince William, Duke of Cumberland |
County seat | Manassas |
Largest community | Dale City |
Government | |
• Body | Board of Supervisors |
• Chair | Deshundra Jefferson (D) |
• County Executive | Christopher Shorter |
Area | |
• Total | 348 sq mi (900 km2) |
• Land | 336 sq mi (870 km2) |
• Water | 12 sq mi (30 km2) 3.5% |
Population (2020) | |
• Total | 482,204 |
• Density | 1,400/sq mi (540/km2) |
Time zone | UTC−5 (Eastern) |
• Summer (DST) | UTC−4 (EDT) |
Area code | 703/571 |
FIPS code | 51153 |
GNIS feature ID | 1480161 |
U.S. House | 7th, 10th |
Virginia Senate | 13th, 28th, 29th, 36th, 39th |
Virginia House | 2nd, 13th, 31st, 40th, 51st, 87th |
Website | http://www.pwcgov.org/ |
38°42′N 77°29′W / 38.70°N 77.48°WPrince William County lies beside the Potomac River in the U.S. state of Virginia. At the 2020 census, the population was 482,204,[1] making it Virginia's second most populous county. The county seat is the independent city of Manassas.[2]
A part of Northern Virginia, Prince William County is part of the Washington metropolitan area. In 2020, it had the 24th highest income of any county in the United States.[3]