Ironman Switzerland Thun
Triathlon covering 226 km in Thun (Canton of Bern, Switzerland)
Ironman Switzerland Thun is an endurance sporting event in Thun, Canton of Bern, CH focused on Triathlon. It is part of Ironman Series. Key features include Lakes & Ponds, Nature & Off-Road, Mountain, City Run.
The competition program features Ironman (226 km, +2,486 m D+). The next edition is officially confirmed for July 4, 2027. Official race regulations, course details, and registration information are provided on the organizer's website (ironman.com).

Event characteristics
Races & distances (1)
| Competition | Discipline | Distance | Elevation gain | Altitude range | Course type | Course & profile |
|---|---|---|---|---|---|---|
| Ironman | Triathlon | 226 km | +2,486 m | 567 m - 1,611 m | Loop course | Route & profile |
Course route & map
Elevation profile & course telemetry
Altitude from 567 m to 1,611 m above sea level (+2,486 m D+, -2,486 m D-)
Frequently asked questions (FAQ)
When and where does Ironman Switzerland Thun take place?
Ironman Switzerland Thun takes place in Thun, Canton of Bern, CH (start area at coordinates 46.758° N, 7.628° E). The next edition is officially confirmed for July 4, 2027.
What races and distances are offered at Ironman Switzerland Thun?
The competition program features Ironman (226 km, +2,486 m D+). The competitions belong to Triathlon.
What is the course layout and elevation profile for Ironman Switzerland Thun?
The main competition (Ironman over 226 km) is designed as a loop course featuring +2,486 m of elevation gain and -2,486 m of elevation loss, ranging between 567 m and 1,611 m above sea level. An interactive course map with route visualization, elevation profile, and GPX export is available in the course section on this page.
Where can I find registration and official race rules for Ironman Switzerland Thun?
Official race regulations, course details, and registration information are provided on the organizer's website (ironman.com).