Saginaw is an unincorporated community and settlement in Saint Louis County, Minnesota, United States. Saginaw is located immediately northwest of the city of Duluth on U.S. Highway 53. U.S. 53, U.S. 2, State Highway 33, and State Highway 194 are four of the main arterial routes in the Saginaw area. Parts of Grand Lake Township and Industrial Township are known as Saginaw.