Blair County comprises the Altoona, PA metropolitan statistical area. It is also part of the Altoona-Huntingdon, PA Combined Statistical Area, which includes Blair and Huntingdon counties.[4]
As of the census[10] of 2000, there were 127,089 people and 52,159 households within the county. The population density was 246 people per square mile (95 people/km2). There were 55,061 housing units at an average density of 105 units per square mile (41/km2). The racial makeup of the county was 96.18% White, 1.68% Black or African American, 0.11% Native American, 0.56% Asian, 0.02% Pacific Islander, 0.23% from other races, and 1.22% from two or more races. 0.97% of the population were Hispanic or Latino of any race. 40.0% were of German, 12.2% Irish, 10.7% Italian, 9.9% American, and 6.0% English ancestry.
There were 52,159 households, out of which 28.4% had children under the age of 18 living with them, 52.60% were married couples living together, 11.20% had a female householder with no husband present, and 32.30% were non-families. 27.80% of all households were made up of individuals, and 13.30% had someone living alone who was 65 years of age or older. The average household size was 2.43 and the average family size was 2.96.
In the county, the population was spread out, with 21.1% under the age of 18, 3.5% from 18 to 19, 5.9% from 20 to 24, 11.1% from 25 to 34, 19.3% from 35 to 49, 21.4% from 50 to 64, and 17.7% who were 65 years of age or older. The median age was 40 years. The population was 48.55% male and 51.45% female.
Data taken from Pennsylvania EdNA - PDE database of public private schools 2012
Libraries
Blair County hosts a system of nine libraries that can be accessed with one library card. Resource sharing exists between the eight libraries. Books from any of the eight system libraries can be placed on hold and delivered to a patron's home library and then returned to any of the eight libraries in the system.
Map of Blair County, Pennsylvania, with municipal labels showing cities and boroughs (red), townships (white), and census-designated places (blue)
Under Pennsylvania law, there are four types of incorporated municipalities: cities, boroughs, townships, and, in at most two cases, towns. The following cities, boroughs and townships are located in Blair County:
^"PHMC Historical Markers Search". Pennsylvania Historical and Museum Commission. Commonwealth of Pennsylvania. Archived from the original (Searchable database) on March 21, 2016. Retrieved January 25, 2014.
^"Census - Geography Profile: Blair County, Pennsylvania". United States Census Bureau. Retrieved April 24, 2022.
^"Find a County". National Association of Counties. Archived from the original on May 31, 2011. Retrieved June 7, 2011.
^"Combined Statistical Areas Map (March 2020)" (PDF). The United States Census Bureau. Archived (PDF) from the original on October 21, 2020. Retrieved August 11, 2021.
^"2010 Census Gazetteer Files". United States Census Bureau. August 22, 2012. Retrieved March 5, 2015.
^"About the Appalachian Region". Appalachian Regional Commission. Retrieved June 20, 2024.
^Woodard, Colin. "The Maps That Show That City vs. Country Is Not Our Political Fault Line". New York Times. Retrieved July 30, 2018.
^"Monthly Averages for Altoona, PA". psac.met.psu. 2009. Archived from the original on September 7, 2008. Retrieved July 5, 2009.
