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The Commemorative
Quarter for
The Commemorative Quarter for Pennsylvania

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

The community of Hollidaysburg is the Seat for Blair County.

Blair County was founded February 26, 1846. Blair was created by taking area from Huntingdon and Counties.

From the Census Estimates for 2009, <1> Blair had a population of 126,122 people. This is a decrease of 2.34% since the last Census (which gave a population of 129,144 people in 2000).

At the time of the 2000 Census, Blair represented 1.05% of the total population of Pennsylvania, making it the state's 27th 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
2010127,089-1.59%+0.77% since 2009
2009126,122-2.34%+0.16% since 2008
2000129,144The Last Census

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


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

Community 2009
(2009vs. 2000)
Altoona   46,28749,5236.53% decrease  
Hollidaysburg   5,4805,3682.09% increase  
Tyrone   5,2195,5285.59% decrease  
Roaring Spring   2,2632,4186.41% decrease  
Martinsburg   2,1372,2364.43% decrease  

Other Roadside Stops ...

About Pennsylvania

Index of Cities, Towns and Villages for Pennsylvania

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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