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The Commemorative
Quarter for
The Commemorative Quarter for Virginia

Time Zone: Prince William County lies in the Eastern Time Zone (EST/EDT) and observes daylight saving time.

The community of Manassas is the Seat for Prince William County.

Prince William County was founded in 1731.

From the Census Estimates for 2009, <1> Prince William had a population of 379,166 people. This is an increase of 35.02% since the last Census (which gave a population of 280,813 people in 2000).

At the time of the 2000 Census, Prince William represented 3.97% of the total population of Virginia, making it the state's 2nd most populous county (out of 134 counties).

The following table shows the recent changes in population. Other than 2000, the population counts have been estimated by the Census Bureau.

Since 2000
Year-to-Year Change
2010402,002+43.16%+6.02% since 2009
2009379,166+35.02%+3.57% since 2008
2008366,092+30.37%+1.52% since 2007
2000280,813The Last Census

More information can be found on the Prince William County Census Page for Prince William County.


Below are some of the communities located in Prince William County (for more communities, please visit our Nearby Page for Prince William County):

Community 2009
(2009vs. 2000)
Dumfries   4,9544,9370.34% increase  
Quantico   4,516561704% increase  
Haymarket   1,25287942.43% increase  

Websites for Prince William County

Official Website:   www.pwcgov.org/

If you know of a history or genealogy society whose interest includes Prince William County, would you please send us the URL for their website? We would like to add their link to our Gazetteer. To contact us, please visit our Feedback Page.

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Footnotes ...

<1>On a yearly basis, the US Census Bureau creates an estimate of the county's population. Keep in mind that this is an estimate and not an actual count. The last physical count was the 2000 Census and the next count will be for the 2010 Census.

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<2>All Quarter-dollar coin images from the United States Mint.

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