Learn About
The Commemorative
Quarter for
The Commemorative Quarter for Virginia

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

The community of Arlington is the Seat for Arlington County.

Arlington County was founded in 1801.

From the Census Estimates for 2009, <1> Arlington had a population of 217,483 people. This is an increase of 14.8% since the last Census (which gave a population of 189,453 people in 2000).

At the time of the 2000 Census, Arlington represented 2.68% of the total population of Virginia, making it the state's 5th 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
2010207,627+9.59%-4.53% since 2009
2009217,483+14.8%+3.47% since 2008
2008210,196+10.95%+3.08% since 2007
2000189,453The Last Census

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


Websites for Arlington County

Official Website:   www.co.arlington.va.us/

If you know of a history or genealogy society whose interest includes Arlington 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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