Tough Mountain Challenge
JUL
24
2027
Tough Mountain Challenge...
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Tough Mountain Challenge
Tough Mountain Challenge is a 5K obstacle-course event held at Sunday River Resort in Newry, Maine. Established in 2010, the course uses ski trails, wooded terrain, and natural mountain features and includes custom built obstacles and mud sections.
The event is scheduled for Saturday, July 24, 2027, at 15 South Ridge Road, Newry, ME 04261, United States. It offers multiple wave starts and a single race distance: 5K obstacle course. Registration opens July 27, 2026 and closes August 10, 2026. Registration fees vary by wave from $119 to $139. Visit the organization's website for the most recent information.
5 km
Tough Mountain Challenge 5k
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