Tioga -- U.S. County in Pennsylvania Population (2000): 41373 Housing Units (2000): 19893 Land area (2000): 1133.725792 sq. miles (2936.336196 sq. km) Water area (2000): 3.578864 sq. miles (9.269216 sq. km) Total area (2000): 1137.304656 sq. miles (2945.605412 sq. km) Located within: Pennsylvania (PA), FIPS 42 Location: 41.783542 N, 77.218521 W Headwords: Tioga Tioga, PA Tioga County Tioga County, PA