WIS 113 starts at an intersection with
US Highway 151 in
Madison. It runs northward as a
divided highway through the northeast side of Madison and around the northern shore of
Lake Mendota before crossing the
Yahara River and exiting the city into the town of
Westport. East of the village of
Waunakee, the highway turns westward and
runs concurrently along
WIS 19 for about into the village. In the center of the village, WIS 113 turns northward and separates from WIS 19. From there, it turns westward to pass through the village of
Dane and turns northward crossing out of
Dane County into
Columbia County on the way to
Lodi. In Lodi, the highway intersects
WIS 60. WIS 113 continues north-northwesterly through the town of
Lodi along the shore of
Lake Wisconsin. Across the lake from
Merrimac, the highway meets the northern end of
WIS 188 and turns north into the parking area for the
Merrimac Ferry. WIS 113 uses the ferry to cross Lake Wisconsin and into
Sauk County. Immediately north of the ferry crossing, WIS 113 turns westward and runs concurrently with
WIS 78 through Merrimac. West of the village, WIS 113 turns northward. The highway crosses the
Baraboo River and turns westerly into the city of
Baraboo. After passing the
Circus World Museum, WIS 113 turns northward. It then runs for about before it terminates at an intersection with
WIS 33. ==History==