Carthage, SD -- U.S. city in South Dakota Population (2000): 187 Housing Units (2000): 143 Land area (2000): 1.459767 sq. miles (3.780780 sq. km) Water area (2000): 0.030941 sq. miles (0.080136 sq. km) Total area (2000): 1.490708 sq. miles (3.860916 sq. km) FIPS code: 10220 Located within: South Dakota (SD), FIPS 46 Location: 44.169550 N, 97.715801 W ZIP Codes (1990): 57323 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Carthage, SD Carthage