Glenfield, PA -- U.S. borough in Pennsylvania Population (2000): 236 Housing Units (2000): 96 Land area (2000): 0.846842 sq. miles (2.193311 sq. km) Water area (2000): 0.157805 sq. miles (0.408713 sq. km) Total area (2000): 1.004647 sq. miles (2.602024 sq. km) FIPS code: 29592 Located within: Pennsylvania (PA), FIPS 42 Location: 40.519068 N, 80.131823 W ZIP Codes (1990): Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Glenfield, PA Glenfield