2026 Oregon Triple Crown Series

Iditarod Trail Invitational

February 22 2026
Knik Lake Alaska
Date Confirmed
Registration Opened: November 12 2025
 
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Distances: 1000 miles
Difficulty: Extreme terrain with frequent steep hills and long sustained climb

Iditarod Trail Invitational is a fat tire bike cycling event category bikepacking, ultra in United States, state Alaska and was organized for the first time in 1987. The edition Iditarod Trail Invitational 2024 will departure in Anchorage, Municipality Anchorage, Alaska.

Iditarod Trail Invitational is offering 2 routes (1609, 563 km) for fat tire bike . 

Organizer: The Iditarod Trail Invitational is the world's longest running winter ultra-marathon. 

One of the most challenging experiences on the planet, participants brave extreme physical, environmental and mental challenges as they travel along the historic Iditarod Trail on bicycle, foot or skis. Requiring self-sufficiency and the considerable resilience to make it through up to 30 frozen days and nights, the Iditarod Trail Invitational has built its reputation on notoriously inhospitable conditions and minimal outside support.  

Iditarod Trail Invitational

 
Start Located At: Knik Lake, Alaska
 
 
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Feb 22 2026 - EVENT: Iditarod Trail Invitational
 
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