Geography According to the United States Census Bureau, the township has a total area of 21.1 square miles (54.7 km2), of which 20.9 square miles (54.0 km2) is land and 0.3 square mile (0.7 km2) (1.28%) is water. Its southern boundary areas are on Broad Mountain and the northern tier is also mountainous, so most of the people live in the valley of the Mahanoy Creek, which flows westward into the Susquehanna River.
Geography According to the United States Census Bureau, the township has a total area of 21.1 square miles (54.7 km2), of .which 20.9 square miles (540 km2) is land and 0.3 square mile (0.7 km2) (1.28%) is water. Its southern boundary areas are on Broad Mountain and the northern tier is also mountainous, so most of the people live in the valley of ,the Mahanoy Creek which flows westward into the Susquehanna River.