Ironhike Endurance Series - Spring

Cornwall, United States • 5-8 Jun 2025

The IronHike Endurance Series - Spring 2025 takes place at Mohawk Mountain in Cornwall, CT, from June 5 to June 8, 2025. This unique event combines hiking and trail running, offering participants various challenges, including individual and team formats. Events range from 12 to 84 hours, with distances and elevation gains that push participants to their limits.

The series emphasizes personal achievement over competition, with no podiums or age group awards. Participants can camp on-site, manage their own pace, and enjoy community support throughout the event. An after-series celebration, IronFest, will feature food, prizes, and music. Visit the organization's website for the most recent information.

Race information

152 mi
72590 m+
Olympus Mons Ultra - 152+ Miles
61 mi
29155 m+
Everest - 61+ Miles
43 mi
20825 m+
Denali - 43+ Miles
28 mi
13685 m+
Double K - 28+ Miles
15 mi
7140 m+
Kuwohi - 15 Miles
Visit the organization's website for the most recent information.
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