Robertson -- U.S. County in Texas Population (2000): 16000 Housing Units (2000): 7874 Land area (2000): 854.564654 sq. miles (2213.312199 sq. km) Water area (2000): 11.106365 sq. miles (28.765353 sq. km) Total area (2000): 865.671019 sq. miles (2242.077552 sq. km) Located within: Texas (TX), FIPS 48 Location: 30.980833 N, 96.580176 W Headwords: Robertson Robertson, TX Robertson County Robertson County, TX