IRONMAN 70.3 Switzerland
About the race
Experience IRONMAN 70.3 Switzerland in Rapperswil-Jona, featuring a swim in crystal-clear Obersee, a hilly bike course with stunning panoramic views of the Swiss landscape, and a scenic run through medieval streets and along the lakeside, including the iconic "Stairway to Heaven."
Athletes start with a 1.9 km swim in Obersee, transition to a challenging 90 km two-loop bike course with demanding climbs and rewarding descents, and conclude with a two-lap 21.1 km run through Rapperswil-Jona, passing historic sights and ending with an exhilarating finish line experience.
Participant Inclusions
- Event gear: Backpack
- Finisher gear: Medal and T-shirt
- On-course nutrition and post-race food
- Timed race results
Transition Area Setup
Transition 1 is reached via a short 100m run from the swim exit. Facilities include water stations, toilets, changing tents, benches, bike mechanics, bike pumps, lost chip service, and spare transition bags. Bikes are mounted on Oberseestrasse after changing into bike gear.
Transition 2 enters from Oberseestrasse after completing the two bike loops. Athletes re-rack bike gear into their designated red bag before starting the run out towards Strandweg.
Relay Teams Information
Relay teams consist of two or three athletes (minimum age 18 on race day). One timing chip serves as the relay baton and is passed between team members in transition. All members must register onsite together with valid photo IDs.
What your entry includes
The course
The swim leg takes place in the crystal-clear waters of Obersee with a 100m run to T1. The 2-loop bike course is hilly and rolling with steep climbs, fast descents, and scenic views of the Swiss Riviera. The 2-lap run course is rolling, guiding athletes through medieval streets, along the lake, and up the steep 'Stairway to Heaven' before reaching the finish line.
Race weekend schedule
Location
City insight: Rapperswil-jona
Rapperswil-Jona is a town at the eastern end of Lake Zurich, with a medieval castle and a long wooden pedestrian bridge across the lake, and a long-standing triathlon. The climate is temperate with Alpine influence: summers (June to August) are warm, autumn is mild and often misty, winters (December to February) are cold, and spring is fresh. Summer is the best time for racing, with the lake pleasant for swimming. It is reached by train from Zurich in under an hour.
Know from the athletes
Good to know
How do I add my story to a race registration?
Log into your IRONMAN Profile and navigate to the Registrations page. Hover over the event of your choice and click on Race Details. Click on Tell Us Your Story to share your background and inspiration.
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How does pricing and registration for a relay team work?
During registration, the team captain creates the relay team by selecting a team name and adding at least one team member to claim the entry. Team members who receive a claim email complete registration directly via that link. The team captain pays the full registration fee at checkout.
Are two-person relay teams permitted?
Yes. Relay teams must consist of two or three athletes. Two-person teams may divide the swim, bike, and run legs in any combination.
Can I be a team member on two different relay teams?
No. Each athlete may only compete on one relay team per event.
Do all relay team members need to be the same age and gender?
No. Relay teams may include athletes of different ages and genders. All participants must be at least 18 years old on race day.
How do I request to switch a relay member?
Only the team captain may request team changes by contacting the event email address with the name of the team member to be removed and the full name and email address of the new member. All changes must be completed no later than 10 days before race day.
My team partner did not receive the registration link. How can I resend it to them?
As team captain, log into your profile at https://my.ironman.com, navigate to Registrations > Race Details > Manage Registration > Registration Claims, and click the 'Resend emails for unclaimed registrations' button.
What is the withdrawal policy for a relay team?
Relay team captains may be eligible for a partial refund, depending on the timing of the withdrawal.
Do all relay team members need to attend athlete onsite registration?
Yes. All relay team members must attend athlete onsite registration together with valid photo IDs.
Does each relay team member receive a timing chip?
No. Each relay team receives one timing chip which acts as a relay baton passed between athletes during transitions.