July 24, 2027
Registration
Spots won't last. Will you?
2027
Registration
Think you're tough enough? Heats kick off at 7:30AM, so quit sleeping in and show up ready.
Participants at the Tough Mountain Challenge at Sunday River Resort, in Newry, Maine, climb up the side of a trail covered with water, tires, and rope during the obstacle course.
2027 Lodging Deal
Early registrants get exclusive access to Tough Mountain lodging deals. Why? Because you didn’t wait around like a maybe. You committed. You’re in. Now enjoy the perks.
Save up to 20% on resort lodging on Tough Mountain Challenge weekend using promo code TMC.