[3] Pine Township appears in the 1876 Atlas of Armstrong County, Pennsylvania.

The unincorporated community of Templeton along the Allegheny River is the primary settlement in the township.

[3] As of the 2000 census,[9] there were 499 people, 202 households, and 143 families residing in the township.

26.2% of all households were made up of individuals, and 14.4% had someone living alone who was sixty-five years of age or older.

Portions of Pennsylvania State Game Lands Number 287 are located in Pine Township just outside of Templeton.