The highway starts at its intersection with WIS 33 and Division Street in Stoddard and runs east along Coon Creek.

Just west of Coon Valley, the wrong-way concurrency ends as the highway runs north from it.

[2] After 6.6 miles (10.6 km), the highway runs concurrently with WIS 33, which ends at Middle Ridge.

After a short concurrency with CTH-B, the highway runs north from Bangor.

From the creek's end, the highway continues north until it terminates at WIS 71 in Four Corners.