Greenwood is a census-designated place in Logan Township, Blair County, Pennsylvania. It is located near I-99 and is adjacent in the northeast to the city of Altoona. As of the 2010 census, the population was 2,458 residents. It is often considered a district of Altoona, as the addresses are listed as Altoona addresses and some of the avenues use Altoona's numbering system.
- ^ http://www.census.gov/2010census/
- ^ "American FactFinder". United States Census Bureau. Retrieved 2011-05-14.