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

The community of Frederick is the Seat for Frederick County.

Frederick County was founded in 1748 and was created by taking area from Prince George'sCounty.

From the Census Estimates for 2009, <1> Frederick had a population of 227,980 people. This is an increase of 16.75% since the last Census (which gave a population of 195,277 people in 2000).

At the time of the 2000 Census, Frederick represented 3.69% of the total population of Maryland, making it the state's 7th most populous county (out of 24 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
2010233,385+19.51%+2.37% since 2009
2009227,980+16.75%+0.64% since 2008
2008226,525+16%+0.69% since 2007
2000195,277The Last Census

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


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

Community 2009
(2009vs. 2000)
Frederick   59,64452,76713.03% increase  
Thurmont   6,0985,5889.13% increase  
Walkersville   5,6525,1928.86% increase  
Brunswick   5,2714,8947.7% increase  
Middletown   2,8842,6688.1% increase  

Websites for Frederick County

Official Website:   www.co.frederick.md.us/

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