Michigan State Route 117 is a north-south highway in Northwestern Mackinac County. It runs from the Luce/Mackinac County Line, southwest of Newberry, to U.S. Rt. 2, south of Engadine. MI St Rt 117 passes through the following town in Mackinac County. Engadine
MI St Rt 117 is not multi-plexed in Mackinac County. MI St Rt 117 intersects the following highway in Mackinac County. U.S. Rt. 2, near Engadine.