Ironman 70.3 Coeur d'Alene

JUN
21
2026
Race IRONMAN 70.3 Coeur d'Alene for a crystal clear lake swim, rolling scenic bike and lakeside run that drops into downtown. A World Championship qualifier with a single walkable transition and unforgettable Idaho lake views.
Sun 21 Jun 2026
Swim 1.2 Miles Run 13.1 Miles Bike 56 Miles

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IRONMAN 70.3 Coeur d'Alene

IRONMAN 70.3 Coeur d'Alene takes place in Coeur d'Alene, Idaho, United States on June 21, 2026. The event is Flex90 eligible and is a World Championship qualifier. Distances on the course are:

  • 1.2-mile swim
  • 56-mile bike
  • 13.1-mile run

Course and conditions

The swim is held in Lake Coeur d'Alene. The bike course travels through rolling, hilly Idaho terrain with lake views. The run follows lakeside paths and passes historic lakefront homes; the final section leads downhill to the finish line. The event uses a centrally located single transition in a walkable town with nearby accommodations and dining. Typical conditions listed for the event are an average water temperature of 68°F (20°C), a high air temperature of 86°F (30°C), and a low air temperature of 52°F (11°C). The swim course was voted the top swim course in global and North American Athletes' Choice Awards. Visit the organization's website for the most recent information.

13 mi
Run 13.1 Miles
Swim 1.2 Miles
Bike 56 Miles

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