Osceola, IN -- U.S. town in Indiana Population (2000): 1859 Housing Units (2000): 739 Land area (2000): 1.365689 sq. miles (3.537117 sq. km) Water area (2000): 0.009180 sq. miles (0.023777 sq. km) Total area (2000): 1.374869 sq. miles (3.560894 sq. km) FIPS code: 57114 Located within: Indiana (IN), FIPS 18 Location: 41.663474 N, 86.075205 W ZIP Codes (1990): 46561 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Osceola, IN Osceola