Wisconsin Department of Transportation

Alert: The following services will be unavailable on Saturday, January 5, 2013 from 12 a.m. (midnight) to 6 a.m. CST due to system maintenance.

Merrimac Ferry

Merrimac Ferry, Colsac III.

Merrimac Ferry (Colsac III) is open for the 2015 season. The ferry will remain open 24 hours a day, seven days a week, until ice forms on the Wisconsin River.

  • Is Wisconsin's only FREE ferry.
  • Merrimac Ferry crosses the Wisconsin River between Sauk and Columbia counties.
  • Shuttles WIS 113 traffic 24 hours a day, seven days a week, between Okee on the east bank and Merrimac on the west.
  • The ferry holds 15 vehicles at a time, in addition to bicycles and pedestrians, and last year (2012) ferried over 282,000 vehicles across the river.
  • A single crossing takes about seven minutes.
  • Hazardous materials, including but not limited to, agricultural nitrogen, propane in excess of 100 lbs., fuel in excess of 100 gallons, ARE NOT allowed on the vessel.
  • Emergency and/or planned maintenance closures of the ferry will be posted on the Wisconsin 511 Travel information website.

SSI - Contacts, Merrimac Ferry Questions about the content of this page:
WisDOT Division of Transportation Systems Development (DTSD), division-office.dtsd@dot.wi.gov
Last modified: Apr. 6, 2015

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