Flensburg, MN -- U.S. city in Minnesota Population (2000): 244 Housing Units (2000): 92 Land area (2000): 6.933670 sq. miles (17.958123 sq. km) Water area (2000): 0.080724 sq. miles (0.209074 sq. km) Total area (2000): 7.014394 sq. miles (18.167197 sq. km) FIPS code: 21266 Located within: Minnesota (MN), FIPS 27 Location: 45.948961 N, 94.532478 W ZIP Codes (1990): 56328 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Flensburg, MN Flensburg