Haskell -- U.S. County in Oklahoma Population (2000): 11792 Housing Units (2000): 5573 Land area (2000): 577.030187 sq. miles (1494.501259 sq. km) Water area (2000): 48.243284 sq. miles (124.949526 sq. km) Total area (2000): 625.273471 sq. miles (1619.450785 sq. km) Located within: Oklahoma (OK), FIPS 40 Location: 35.244252 N, 95.100679 W Headwords: Haskell Haskell, OK Haskell County Haskell County, OK