Pine Grove Township, Schuylkill County, Pennsylvania

[2] Swatara Furnace was added to the National Register of Historic Places in 1991.

Portions of the Pennsylvania State Game Lands Number 80, through which the Appalachian National Scenic Trail passes, are located in the southern portion of the township.

The western portion of the Sweet Arrow Lake County Park is located along the eastern border of the township.

[4][5] At the time of the 2000 census there were 3,930 people, 1,570 households, and 1,182 families living in the township.

There were 1,696 housing units at an average density of 44.4 per square mile (17.1/km2).