Blanco -- U.S. County in Texas Population (2000): 8418 Housing Units (2000): 4031 Land area (2000): 711.242980 sq. miles (1842.110782 sq. km) Water area (2000): 2.164561 sq. miles (5.606187 sq. km) Total area (2000): 713.407541 sq. miles (1847.716969 sq. km) Located within: Texas (TX), FIPS 48 Location: 30.241560 N, 98.381913 W Headwords: Blanco Blanco, TX Blanco County Blanco County, TX