Marvin, SD -- U.S. town in South Dakota Population (2000): 66 Housing Units (2000): 28 Land area (2000): 0.542695 sq. miles (1.405573 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 0.542695 sq. miles (1.405573 sq. km) FIPS code: 41220 Located within: South Dakota (SD), FIPS 46 Location: 45.260146 N, 96.912613 W ZIP Codes (1990): 57251 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Marvin, SD Marvin