Iron Junction, MN -- U.S. city in Minnesota Population (2000): 93 Housing Units (2000): 44 Land area (2000): 0.779748 sq. miles (2.019538 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 0.779748 sq. miles (2.019538 sq. km) FIPS code: 31238 Located within: Minnesota (MN), FIPS 27 Location: 47.417043 N, 92.604315 W ZIP Codes (1990): Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Iron Junction, MN Iron Junction