Herrick, SD -- U.S. town in South Dakota Population (2000): 105 Housing Units (2000): 52 Land area (2000): 0.513951 sq. miles (1.331128 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 0.513951 sq. miles (1.331128 sq. km) FIPS code: 28420 Located within: South Dakota (SD), FIPS 46 Location: 43.115352 N, 99.190512 W ZIP Codes (1990): 57538 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Herrick, SD Herrick