Ironman World Championship Kona
Triathlon covering 4,084.4 km with up to 1,772 m D+ in Kailua-Kona (Hawaii, United States)
Ironman World Championship Kona is an endurance sporting event in Kailua-Kona, Hawaii, US focused on Triathlon. It is part of Ironman Series. Key features include Island, Seaside & Coast, Mountain, City Run.
The competition program features Triathlon XXL (4084.41 km, +1,772 m D+). The next edition is officially confirmed for October 9, 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 |
|---|---|---|---|---|---|---|
| Triathlon XXL | Triathlon | 4084.41 km | +1,772 m | 8 m - 752 m | Loop course | Route & profile |
Course route & map
Elevation profile & course telemetry
Altitude from 8 m to 752 m above sea level (+1,772 m D+, -1,772 m D-)
Frequently asked questions (FAQ)
When and where does Ironman World Championship Kona take place?
Ironman World Championship Kona takes place in Kailua-Kona, Hawaii, US (start area at coordinates 19.6402° N, 155.9991° W). The next edition is officially confirmed for October 9, 2027.
What races and distances are offered at Ironman World Championship Kona?
The competition program features Triathlon XXL (4084.41 km, +1,772 m D+). The competitions belong to Triathlon.
What is the course layout and elevation profile for Ironman World Championship Kona?
The main competition (Triathlon XXL over 4084.41 km) is designed as a loop course featuring +1,772 m of elevation gain and -1,772 m of elevation loss, ranging between 8 m and 752 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 World Championship Kona?
Official race regulations, course details, and registration information are provided on the organizer's website (ironman.com).