Pottstown Municipal Airport (FAA LID: N47) is a public use airport located in Montgomery County, Pennsylvania, United States. It is owned by the Borough of Pottstown and located two nautical miles (3.7 km) northwest of Pottstown's central business district.

Witmer's Aircraft Service offered a full suite of aircraft maintenance and repair services. Founded in 1992, Witmer's Aircraft Service was based at N47 for more than 10 years. Witmer's service is now operated by Pasquale Aviation.