US 12/Baraboo Bypass

US 12, I-90/94 (Lake Delton) to Ski Hi Rd. (south of Baraboo), in Sauk County.

South Section

Project location

US 12, from Terrytown Rd. south to Ski Hi Rd., around the city of Baraboo, in Sauk County.

Project overview

  • Project involves 5.4 miles of proposed four-lane bypass.
  • Interchanges scheduled to be constructed at WIS 136 and County W.
  • South of Baraboo, freeway will change to an expressway with limited access to some businesses/homes and full access to Lehman Rd. and Ski Hi Rd. intersections.

Status/phase

Under construction.