Frankstown is an unincorporated community and census-designated place (CDP) in Blair County, Pennsylvania, United States.

[2] The CDP is in central Blair County, on the west side of Frankstown Township.

It is bordered to the southeast by U.S. Route 22, which leads southwest 2.5 miles (4.0 km) to Hollidaysburg and east 25 miles (40 km) to Huntingdon.

The community and surrounding township give their name to the Frankstown Branch Juniata River, which passes the CDP just south of US-22.

This Blair County, Pennsylvania state location article is a stub.