Towamensing Township is a lightly populated rural township in eastern Carbon County, Pennsylvania. It is part of Northeastern Pennsylvania.

Beltzville State Park is a 2,972.39-acre (1,202.88 ha) Pennsylvania state park in Franklin and Towamensing townships, Carbon County, Pennsylvania in the United States. The park opened in 1972, and was developed around the U.S. Army Corps of Engineers flood control project Beltzville Dam on Pohopoco Creek. The village of Big Creek Valley was vacated in 1966 to make way for Beltzville Lake.