Tough Mountain Challenge
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Tough Mountain Challenge
Tough Mountain Challenge is a one-day obstacle-course event on July 25, 2026, held at Sunday River Resort, 15 South Ridge Road, Newry, Maine 04261, USA. The event has been staged since 2010.
The course uses ski trails, wooded terrain, and natural mountain features and includes a series of custom-built obstacles. The route is presented as a 5K distance for each wave and the course surface can include mud and uneven mountain footing. The event format uses multiple waves spread through the morning and midday.
Entry fees vary by wave; the listed registration fees range from $115 to $135. The event description also references post-race beer as part of the onsite offerings. The presentation focuses on an outdoor mountain setting with terrain changes typical of a ski area and surrounding woods.
No start or finish times are listed here. Participants should note the single date and the fixed location when planning for travel and equipment needs. Visit the organization's website for the most recent information.
