Jack -- U.S. County in Texas Population (2000): 8763 Housing Units (2000): 3668 Land area (2000): 916.609219 sq. miles (2374.006877 sq. km) Water area (2000): 3.504784 sq. miles (9.077349 sq. km) Total area (2000): 920.114003 sq. miles (2383.084226 sq. km) Located within: Texas (TX), FIPS 48 Location: 33.208587 N, 98.169992 W Headwords: Jack Jack, TX Jack County Jack County, TX