Grayson -- U.S. County in Texas Population (2000): 110595 Housing Units (2000): 48315 Land area (2000): 933.512415 sq. miles (2417.785952 sq. km) Water area (2000): 45.680411 sq. miles (118.311716 sq. km) Total area (2000): 979.192826 sq. miles (2536.097668 sq. km) Located within: Texas (TX), FIPS 48 Location: 33.652301 N, 96.640478 W Headwords: Grayson Grayson, TX Grayson County Grayson County, TX