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      Boulder Dash at Pinesburg Quarry

      #race

      Boulder Dash at Pinesburg Quarry

      Oct 18, 2025
      Running

      Organiser

      M
      Martin Marietta

      At a glance

      Starts at 9:30 AM
      10 KM Run, 5 KM Run, 5 KM Run

      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)!

      Registration types

      5 Mile Challenge
      8.05 km Running
      Family Friendly 5K
      5 km Running
      1 Mile Fun Run
      1.61 km Running

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