Middleport, PA -- U.S. borough in Pennsylvania Population (2000): 458 Housing Units (2000): 245 Land area (2000): 0.429866 sq. miles (1.113349 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 0.429866 sq. miles (1.113349 sq. km) FIPS code: 49048 Located within: Pennsylvania (PA), FIPS 42 Location: 40.727464 N, 76.085565 W ZIP Codes (1990): Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Middleport, PA Middleport