ABOUT PRINCE WILLIAM COUNTY VIRGINIA REAL ESTATE Demographic Information for Prince William County Virginia Population Loudoun County - 430,289High School Graduates - 88.6%College Graduates - 37.7%Veteran Residents - 38,087Average Travel Time to Work - 39 minutesHome Ownership Rate - 74.2%Median Income - $95,531Average Family w/Children Income - $105,500Land Area - 336.4 Square MilesPopulation Per Square Mile - 1,195Average List Price Single Family Detached Homes - $527,133                 (Regular sales, not Short Sale or REO)Average List Price Townhomes - $309,834                 (Regular sales, not Short Sale or REO) Typical Single Family homes, detached or townhomes for sale in Prince William County Virginia.      Typical Single Family Home in Woodbridge                           Ac... 03/24/2013