Towamencin Township is a home rule township in Montgomery County, Pennsylvania, United States. The population was 17,578 at the 2010 census. It is part of the North Penn School District and the North Penn Valley region that is centered around the borough of Lansdale. Towamencin has residential neighborhoods, historic farmhouses, recreational facilities, many schools, and open spaces. The community is a mix of residential, commercial and rural development. The Township is centrally located within Montgomery County with easy access to the Pennsylvania Turnpike’s Northeast Extension.

The North Penn Valley is a region of Philadelphia suburbs and exurbs in Montgomery County, Pennsylvania. It is somewhat congruent with the North Penn School District. It contains the boroughs of North Wales, Lansdale, and Hatfield, as well as the surrounding townships. The area to its west has traditionally been more rural, while the suburbs to its south and east are, on the whole, more affluent and densely populated.