Harrold, SD -- U.S. town in South Dakota Population (2000): 209 Housing Units (2000): 90 Land area (2000): 0.265912 sq. miles (0.688709 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 0.265912 sq. miles (0.688709 sq. km) FIPS code: 27420 Located within: South Dakota (SD), FIPS 46 Location: 44.522198 N, 99.738878 W ZIP Codes (1990): 57536 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Harrold, SD Harrold