What is the population of Prince William County, VA?
Prince William County in Virginia has a population of 484,625, per Census ACS 5-Year estimates. The median household income is $128,873 and the median age is 36.0.
Context
Counties are the primary administrative subdivisions of states and a stable unit for tracking population. Prince William County's population reflects everyone within county lines, including residents of incorporated cities and unincorporated areas.
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Prince William County in Virginia has a population of 484,625, per Census ACS 5-Year estimates. The median household income is $128,873 and the median age is 36.0.