Penn Forest Township is a township in Carbon County, Pennsylvania, United States. The population was 5,439 at the 2000 census.

Geography:

According to the United States Census Bureau, the township has a total area of 75.4 square miles (195.2 km?), of which, 74.2 square miles (192.2 km?) of it is land and 1.2 square miles (3.1 km?) of it (1.57%) is water.

Penn Forest is close to the Pennsylvania Turnpike and Rt. 903.

Notable locations in this township outside city limits include Bear Creek Lake, Lehighton Reservoir, Mud Swamp, Yost Swamp, Laurel Run, Carpsrocus Creek, Mud Run, Panther Creek, Penn Springs, Wolf Run, Hawk Run, Pinoak Run, and Yellow Run.