Houghton County Michigan (Vacant / Not In Use) has 5 places on the National Register of Historic Places including 1 place of National significance and 2 places of Statewide significance. Significant places include Redridge Steel and Log Dams, Calumet and Hecla Industrial District and Italian Hall, Calumet Fire Station and Jacobsville Finnish Lutheran Church.
Some of the country's most noteable architects helped create the Houghton County places including Shaw & Hunnewell, C.K. Shand and Leander Sinko. Prominent architectural styles found in Houghton Country are Romanesque.