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Rock 'n The Knob Trail Challenge

Claysburg, United States • 13 Sep 2025

The Rock 'N The Knob Trail Challenge is Pennsylvania's highest trail race, taking place in Claysburg. Scheduled for September 13, 2025, the event features three challenging courses: an Ultramarathon (50K), a Medium Distance Course (20K to 25K), and a Short Course (approximately 10K). Each course offers unique obstacles and significant elevation changes, making it a true test of endurance for participants. The race includes amenities such as aid stations, post-race food, and a swag package. Lodging is available nearby, allowing participants to stay close to the start and finish lines. 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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