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Rock 'n The Knob Trail Challenge

Claysburg, United States • 13 Sep 2025

The Rock 'N The Knob Trail Challenge, held in Claysburg, Pennsylvania, is the state's highest trail race, taking place atop Blue Knob Mountain at over 3,100 feet elevation. The event offers three challenging courses: a 10K "Short Course" with steep climbs and technical terrain, a 20K-25K "Medium Distance" featuring nearly 3,500 feet of climbing and multiple aid stations, and a demanding 50K Ultramarathon that combines the toughest sections of the shorter courses. Known for its rugged, rocky trails and significant elevation changes, the race includes post-race food and beer, a swag package, and lodging options nearby at Blue Knob All-Seasons Resort. Visit the organization's website for the most recent information.

United States Pennsylvania Claysburg

Race information

Registration
50 km
Ultramarathon Atop Blue Knob
20 km
Medium Distance Course Atop Blue Knob
10 km
The Short Course Spruce Knob
Visit the organization's website for the most recent information.
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