IRONMAN 70.3 Wisconsin

SEP

12

2026

IRONMAN 70.3 Wisconsin in Madison on September 12, 2026 features a Lake Monona swim, rolling hills on the bike and a waterfront run with the State Capitol at the finish. The race serves as a 2027 IRONMAN 70.3 World Championship qualifier.

Sat 12 Sep 2026

Madison, Wisconsin

Website Registration

70.3 Miles

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IRONMAN 70.3 Wisconsin : event overview

IRONMAN 70.3 Wisconsin takes place in Madison, Wisconsin, on September 12, 2026. The event is organized as an IRONMAN 70.3 triathlon and is listed as a qualifier for the 2027 IRONMAN 70.3 World Championship.

The course includes a swim in Lake Monona, a bike route described as rolling, and a run along the Madison waterfront that finishes with the Wisconsin State Capitol as a backdrop. The transition area uses the spiral section of the Monona Terrace. Reported temperatures for the event include an average water temperature of 71 °F / 22 °C and expected air temperatures near 79 °F / 26 °C for a high and 52 °F / 11 °C for a low.

Event information linked from the race pages includes an event schedule, athlete guide, pre race and race week details, relay and qualification information, spectator and volunteer pages, and local travel and accommodation resources. Registration status on the event page is shown as open. Visit the organization's website for the most recent information.

70 mi

70.3 Miles