U.S. Federal Route 141 runs east-west in Northeastern Florence County. This is the western section of U.S. Rt. 141 runs between the Michigan State Line at both ends of it's run in Florence County. On the east end it crosses the Menominee River from Michigan, near Iron Mountain, Michigan. At the west end, it crosses the Menominee River, back into Michgian, near Tyran, Wisconsin. U.S. Rt. 141 passes through the following towns in Florence County. Spread Eagle Hematite Commonwealth Ridgetop Tyran U.S. Rt. 141 is multi-plexed in Florence County. U.S. Rt. 2, across Florence County.