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The Commemorative
Quarter for
The Commemorative Quarter for Pennsylvania

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

The community of Warren is the Seat for Warren County.

Warren County was founded March 12, 1800. Warren was created by taking area from Allegheny and Counties.

From the Census Estimates for 2009, <1> Warren had a population of 40,638 people. This is a decrease of 7.35% since the last Census (which gave a population of 43,863 people in 2000).

At the time of the 2000 Census, Warren represented 0.36% of the total population of Pennsylvania, making it the state's 50th most populous county (out of 67 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
201041,815-4.67%+2.9% since 2009
200940,638-7.35%-0.34% since 2008
200840,776-7.04%-0.55% since 2007
200043,863The Last Census

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


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

Community 2009
(2009vs. 2000)
Warren   9,34010,2598.96% decrease  
Youngsville   1,6601,8349.49% decrease  
Tidioute   7167929.6% decrease  
Sugar Grove   5536139.79% decrease  
Clarendon   5085649.93% decrease  

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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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