Grampian, PA -- U.S. borough in Pennsylvania Population (2000): 441 Housing Units (2000): 177 Land area (2000): 0.296767 sq. miles (0.768623 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 0.296767 sq. miles (0.768623 sq. km) FIPS code: 30280 Located within: Pennsylvania (PA), FIPS 42 Location: 40.965240 N, 78.611294 W ZIP Codes (1990): 16838 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Grampian, PA Grampian