IRONMAN Wisconsin
- Date
- September 12, 2027
- Location
- Madison, United States
- Race type
- IRONMAN — 140.6 mi (226 km)
- Swim
- Lake
- Bike course
- Rolling
- Run course
- Hilly
- Avg. air temperature
- 68F/20C
- Avg. water temperature
- 75F/24C
- Nearest airport
- Dane County Regional Airport (MSN)
Official race page on ironman.com
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FAQ
When is IRONMAN Wisconsin?
IRONMAN Wisconsin is scheduled for September 12, 2027.
Where is IRONMAN Wisconsin?
IRONMAN Wisconsin is held in Madison, United States (North America).
What is the course like at IRONMAN Wisconsin?
IRONMAN Wisconsin is an IRONMAN race (140.6 mi (226 km)) with a lake swim, a rolling bike course and a hilly run course.
Is IRONMAN Wisconsin wetsuit legal?
The average water temperature is 75°F (24°C), which is within the age-group wetsuit-legal range (up to and including 76.1°F / 24.5°C) under the 2026 IRONMAN Competition Rules. The official call is made from the water temperature measured on race morning.
What is the nearest airport to IRONMAN Wisconsin?
The nearest airport listed for IRONMAN Wisconsin is Dane County Regional Airport (MSN).
How do I register for IRONMAN Wisconsin?
Registration is handled on the official IRONMAN race page: https://www.ironman.com/races/im-wisconsin