IRONMAN 70.3 Wisconsin

SEP

11

2027

A 70.3 mile triathlon in Madison, WI on September 11, 2027, with a Lake Monona swim, rolling hills bike course, waterfront run and a Capitol finish.

Sat 11 Sep 2027

Madison, Wisconsin

Website

Middle distance 1.2 56 13.1 mi

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IRONMAN 70.3 Wisconsin - Madison, WI

IRONMAN 70.3 Wisconsin is a 70.3 mile triathlon held in Madison, Wisconsin on September 11, 2027. The race includes a swim in Lake Monona, a bike course that runs through rolling hills, and a run along the Madison waterfront that finishes with the Wisconsin State Capitol as a backdrop.

The event route features the spiral transition through the Monona Terrace, noted as the helix transition. Typical conditions listed for the event include an average water temperature of 75 °F / 24 °C, a high air temperature around 81 °F / 27 °C, and a low air temperature near 56 °F / 14 °C.

The event is organized by IRONMAN and carries official qualifying status for the 2028 IRONMAN 70.3 World Championship. The event listing also notes Flex90 eligibility and provides entry options for athletes. Visit the organization's website for the most recent information.