Gwinn, Michigan
Gwinn is an unincorporated community in Marquette County in the U.S. state of Michigan. It is a census-designated place for statistical purposes and has no legal status as an incorporated municipality. The population of the CDP was 1,917 at the 2010 census. The community is located within Forsyth Township.The CDP includes the nearby communities of Austin to the west and New Swanzy to the east. It is located along M-35 near the forks of the east and... Show more middle branches of the Escanaba River. The Gwinn 49841 ZIP Code serves a much larger area, including most of Forsyth Township, as well as portions of Turin Township to the east, Wells and Ewing townships to the south, Tilden Township to the west, Richmond, Sands, West Branch, and Chocolay townships to the north.