Bluffton, MN -- U.S. city in Minnesota Population (2000): 210 Housing Units (2000): 77 Land area (2000): 2.769134 sq. miles (7.172025 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 2.769134 sq. miles (7.172025 sq. km) FIPS code: 06778 Located within: Minnesota (MN), FIPS 27 Location: 46.467757 N, 95.231092 W ZIP Codes (1990): 56518 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Bluffton, MN Bluffton