Ironman Triathlon Traffic Impacts

Several streets in and around downtown will be closed for the Ironman 70.3 Wisconsin Half Triathlon on Saturday, September 7 and the Ironman Wisconsin Triathlon on Sunday, September 8. Like previous years, the races consist of swimming in Lake Monona, bicycling throughout Dane County and running in the downtown/campus area.

The traffic impacts are significantly limited on Saturday. The following downtown streets will be impacted on Saturday between 9:00 a.m. and approximately 5:00 p.m.:

• Wilson Street closed between the Hilton Hotel and South Carroll Street (runners will come from Monona Terrace and cross West Wilson Street at South Carroll Street). Access to the Madison Parking Utility Wilson Street Garage will remain open.
• South Pinckney Street will be converted to one-way northbound from East Wilson Street to East Doty Street.
• West Doty Street will remain open to one lane only between North Carroll Street and MLK Jr. Boulevard (runners will use the right lane).

On Sunday, the race starts at 6:45 a.m. at Law Park with the swim start. City of Madison road closures for the bicycling portion last from approximately 7:30 a.m. until approximately 5:30 p.m. Road closures for the run portion last from 11:00 a.m. until approximately midnight. Police will maintain local access across the route only when possible, during gaps in the runners/bicyclists. Thru-traffic driving across the route will not be permitted. All Metro Transit routes will experience significant detouring downtown. Please expect delays.

See Metro Transit detours.

See Ironman course maps.