Littlefield is a city in and the county seat of Lamb County, Texas, United States. The population was 6,507 at the 2000 census. It is located in a significant cotton growing region, northwest of Lubbock on the Llano Estacado just south of the beginning of the Texas Panhandle. Littlefield has a large denim manufacturing plant operated by American Cotton Growers. Littlefield is named for George W. Littlefield, a Mississippi native, Confederate States of America officer, rancher, banker, and benefactor of the University of Texas at Austin. Near Littlefield is the Triple Arrow Ranch, known for its historical remnants, owned by Lamb County Commissioner's Court Judge and Mrs. William A. Thompson, Jr.