Learn About
The Commemorative
Quarter for
The Commemorative Quarter for Pennsylvania

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

The community of Philadelphia is the Seat for Philadelphia County.

Philadelphia County is one of the original counties of Pennsylvania and was founded in November 1682.

From the Census Estimates for 2009, <1> Philadelphia had a population of 1,547,297 people. This is an increase of 1.96% since the last Census (which gave a population of 1,517,550 people in 2000).

At the time of the 2000 Census, Philadelphia represented 12.36% of the total population of Pennsylvania, making it the state's 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
20101,526,006+0.56%-1.38% since 2009
20091,547,297+1.96%+0.45% since 2008
20081,540,351+1.5%+0.67% since 2007
20001,517,550The Last Census

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


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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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