With the inclusion of the new Oconomowoc bypass, WIS 67 is approximately 160 miles (260 km) in length.

WIS 67 meanders through much of Southeastern Wisconsin, passing through both the northern and southern units of the Kettle Moraine State Forest.

It ends just south of the Killsnake State Wildlife Area in Manitowoc County.

IL 75 continues westward to South Beloit and Freeport, Illinois.

The northern terminus of the route is at U.S. Highway 151 outside of Chilton, west-southwest of Valders WIS 67 passes by Old World Wisconsin in Eagle, a "living" outdoor museum run by the State Historical Society of Wisconsin.