Boulder Dash at Pinesburg Quarry
Sat, Oct 17, 2026, 10:00 AM EDT
- Location
- Williamsport, MD
- 14932 Bottom Road, 21795
- Type
- RUN
Sign up and verify details on the organizer’s official page.
Vibe analysis coming soon
Course feel, difficulty, and community fit are being added to this listing. Check back, and always confirm details on the official registration page.
Distances & registration
3 optionsRegistration for all distances is through the official signup link above.
- 1 Miles
Sat, Oct 17, 9:30 AM EDT · From $11.60
Opens May 1, 2026, 8:00 AM EDT · Closes Sep 30, 2026, 7:59 PM EDT
- 5K
Sat, Oct 17, 10:00 AM EDT · From $22.20
Opens May 1, 2026, 8:00 AM EDT · Closes Aug 15, 2026, 7:59 PM EDT
- 5 Miles
Sat, Oct 17, 10:00 AM EDT · From $27.50
Opens May 1, 2026, 8:00 AM EDT · Closes Aug 15, 2026, 7:59 PM EDT
Vibe Check
Easygoing
EasygoingBased on terrain, weather, and distance data.
The course
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From the organizer
Martin Marietta at Pinesburg Quarry is proud to host the Annual Boulder Dash at Pinesburg Quarry! This event will be held in and around the Pinesburg Quarry in Williamsport, MD. This event is designed for all levels from beginners to advanced runners. Enjoy a unique race that allows you to run around a working quarry (for safety purposes the quarry will not be operational during the event)!
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