Clark, PA -- U.S. borough in Pennsylvania Population (2000): 633 Housing Units (2000): 233 Land area (2000): 3.045114 sq. miles (7.886809 sq. km) Water area (2000): 0.734431 sq. miles (1.902168 sq. km) Total area (2000): 3.779545 sq. miles (9.788977 sq. km) FIPS code: 13832 Located within: Pennsylvania (PA), FIPS 42 Location: 41.282049 N, 80.409591 W ZIP Codes (1990): Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Clark, PA Clark