Mohnton, PA -- U.S. borough in Pennsylvania Population (2000): 2963 Housing Units (2000): 1259 Land area (2000): 0.872508 sq. miles (2.259785 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 0.872508 sq. miles (2.259785 sq. km) FIPS code: 50272 Located within: Pennsylvania (PA), FIPS 42 Location: 40.286242 N, 75.985936 W ZIP Codes (1990): 19540 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Mohnton, PA Mohnton