Greenwood is a census-designated place in Logan Township, Blair County, Pennsylvania, United States. 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.

Demographics

Historical population

Census	Pop.	Note	%±
2020	3,114		—
U.S. Decennial Census