Centre -- U.S. County in Pennsylvania Population (2000): 135758 Housing Units (2000): 53161 Land area (2000): 1107.533150 sq. miles (2868.497568 sq. km) Water area (2000): 4.317701 sq. miles (11.182795 sq. km) Total area (2000): 1111.850851 sq. miles (2879.680363 sq. km) Located within: Pennsylvania (PA), FIPS 42 Location: 40.887275 N, 77.834459 W Headwords: Centre Centre, PA Centre County Centre County, PA