Wisconsin Highway 112State Trunk Highway 112 is a state highway in the U.S. state of Wisconsin. It runs in a north-south in northwest Wisconsin from Marengo to Ashland.Route descriptionStarting at WIS 13 north of Marengo, WIS 112 starts to travel westward. After over of traveling westward, it then turns northward north of Sanborn. After crossing the river, it then intersects WIS 118. Continuing north, it then encounters the John F. Kennedy Memorial Airport, then enters the city of Ashland, and then intersects WIS 137 before it intersects US 2/WIS 13. At that point, the route ends there.Major intersections