Ironman Weekend

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media release: A festival weekend of racing is set to take place in the Wisconsin State Capital of Madison with the return of the IRONMAN^® 70.3^® Wisconsin Triathlon and IRONMAN^® Wisconsin Triathlon are on Saturday, Sept. 6 and Sunday, Sept. 7.  

The iconic midwestern triathlons will once again offer athletes unforgettable race experiences through Madison and its surrounding areas. With swims taking place in Lake Monona, athletes will run up the helix towards the transition area at Madison’s iconic Monona Terrace before undertaking bike courses through Dane County’s rolling hills and beautiful dairy land. Athletes will cap off their race days with run courses taking them along the lakesides, through the University of Wisconsin of Wisconsin’s campus, into the historical Camp Randall Stadium, and culminating in an unforgettable finish in front of the Wisconsin State Capitol Building.  

The 2025 IRONMAN 70.3 Wisconsin will offer age group qualifying slots to the 2026 IRONMAN 70.3 World Championship taking place in Nice, France. The 2025 IRONMAN Wisconsin will offer age group qualifying slots to the 2026 IRONMAN World Championship in Kona, Hawai`i.  

WHEN:

Thursday, Sept. 4 

• 10:00 a.m. – 5:00 p.m. – IRONMAN Village Opens – Monona Terrace 

Friday, Sept. 5

• 10:00 a.m. – 5:00 p.m. – IRONMAN Village Opens – Monona Terrace 
• 12:00 – 5:00 p.m. – Athlete Bike Check-In – Monona Terrace 
• 6:00 p.m. – 7:30 p.m. – Welcome Ceremony – Monona Terrace: Exhibition Hall 

Saturday, Sept. 6 – IRONMAN 70.3 Race Day 

• 5:30 a.m. – 6:45 a.m. – Transition Area Open – Monona Terrace 
• 7:00 a.m. – 70.3 Race Start – Law Park 
• 9:00 a.m. – 3:00 p.m. – IRONMAN Village Opens – Monona Terrace 
• 1:00 p.m. – 6:00 p.m. – Athlete Bike Check-In – Monona Terrace 
• 5:00 p.m. – IRONKIDS Wisconsin Fun Run – Martin Luther King Jr. Blvd 

 Sunday, Sept. 7 – IRONMAN Race Day 

• 5:00 a.m. – 6:45 a.m. – Transition area open – Monona Terrace 
• 7:00 a.m. – Age Group Swim Start – Law Park 
• 8:00 a.m. – 5:00 p.m. – Shuttle from corner of Carroll Street & Wilson Street to Verona Loop 
• Approx. 3:30 p.m. – First finisher expected at the finish line   
• Approx. 12:00 p.m. – Race Ends (*17 hours after the last athlete enters the water) 

  *All times listed are local Central time (CT)