Codington -- U.S. County in South Dakota Population (2000): 25897 Housing Units (2000): 11324 Land area (2000): 687.672375 sq. miles (1781.063200 sq. km) Water area (2000): 29.406241 sq. miles (76.161811 sq. km) Total area (2000): 717.078616 sq. miles (1857.225011 sq. km) Located within: South Dakota (SD), FIPS 46 Location: 44.939334 N, 97.157383 W Headwords: Codington Codington, SD Codington County Codington County, SD