Hockley County is a county located in the U.S. state of Texas. As of the 2010 census, its population was 22,935. Its county seat is Levelland. The county was created in 1876 but not organized until 1921. It is named for George Washington Hockley, a Secretary of War of the Republic of Texas.Hockley County comprises the Levelland, TX Micropolitan Statistical Area, which is included in the Lubbock–Levelland, TX Combined Statistical Area (CSA).