County, Cities & Towns of Prince William

The Prince William region consists of three municipalities covering 360 square miles – Prince William County and the Cities of Manassas and Manassas Park, which are located within the boundaries of the County, but operate independently.  Prince William is also home to the incorporated towns of Dumfries, Haymarket, Occoquan and Quantico.  Click the links below to learn about each of these areas that add to the fabric of our vibrant community.