Dupont, IN -- U.S. town in Indiana Population (2000): 392 Housing Units (2000): 146 Land area (2000): 1.025800 sq. miles (2.656810 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 1.025800 sq. miles (2.656810 sq. km) FIPS code: 19180 Located within: Indiana (IN), FIPS 18 Location: 38.890569 N, 85.516463 W ZIP Codes (1990): 47231 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Dupont, IN Dupont