Prince William County, Virginia - Economic Development Homepage Prince William County, Virginia. Low taxes, Access to Workforce, and exceptional Quality of Place make Prince William County a location of choice for expanding businesses. PWC boasts unmatched access to talent. At the center of Northern Virginia’s workforce, 75 % of Northern Virginia’s 1.2 Million workers are within a 30 minute one-way commute to the center of PWC during rush hour. Pwcecondev.org~Site InfoWhoisTrace RouteRBL Check