Tough Mountain Challenge

Tough Mountain Challenge — July 26 & 27
This rugged, muddy race challenges 3,600 competitors every year with obstacles set against Maine’s stunning mountain scenery. Sign up early for the 2025 Challenge and you could win incredible prizes like a new camper or Red Sox tickets. (Participants must be 18+ and present to win in the prize drawing on July 26 at 5:30 PM.)
Tough Mountain Challenege | Sunday River