The highway begins at an intersection with WIS 35 east of Lake Winneshiek, a lake along the Mississippi River. From there, it runs eastward, following Copper Creek until it ends just west of Mount Sterling, where it intersects WIS 27. The highway then runs eastward before curving to the north to run along an unnamed creek, which the highway follows to the southeast until it drains into the Kickapoo River, at which point the highway crosses it to run along Main Street in Gays Mills.
The highway begins at a junction with WIS 35 east of Lake Winneshiek, a lake on the Mississippi River. It then travels eastward, following Copper Creek until reaching Mount Sterling, where it intersects WIS 27. The highway continues eastward before turning north to follow an unnamed creek, which it traverses southeast until it reaches the Kickapoo River.  The highway crosses the river and proceeds along Main Street in Gays Mills.