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Running

Boulder Dash at Pinesburg Quarry

Date
October 17, 2026
Distance
5 Mile Challenge · Family Friendly 5K · 1 Mile Fun Run
Register →

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)!

Events

5 Mile Challenge10 AMRegister →
Family Friendly 5K10 AMRegister →
1 Mile Fun Run9:30 AMRegister →

Weather

Typical Conditions

It's too far out for a forecast, so here's what weather on this date is normally like in the area. A race day forecast will replace this as race week approaches.

Typical High

66°

Typical Low

44°

Based on US Climate Normals data from Hagerstown 1 E, 7 mi from the venue.

Sunrise 7:24 AMSunset 6:31 PMDaylight 11h 7m

Host City

About Williamsport, MD

Elevation

456 ft

Nearest Airport

HGR

Hagerstown Regional Richard A Henson Field · 9 mi

Major Hub

IAD

Washington Dulles International Airport · 49 mi

Time Zone

Eastern Time

From Endurance Grid

Line up lodging and travel early to lock in your race weekend.

Race Location

Your Next Start Line

What Are You
Waiting For?

Every finish line starts with a single decision. Claim your spot at Boulder Dash at Pinesburg Quarry, put it on the calendar, and turn “someday” into a start date.

131

Days to train

Race
Boulder Dash at Pinesburg Quarry
Date
October 17, 2026

From Endurance Grid

About This Sport

Endurance Grid is here to help you understand the sport, decide if it's the right fit, and learn how to prepare. For course distances, logistics, and race-day specifics, always defer to the race organizer's event page.

With running, there's a distance for every fitness level, a community at every start line, and nothing beats the feeling of crossing a finish line you trained for.

Running is an endurance sport that rewards consistency, and showing up every week compounds in ways that will surprise you.

Read the Guide

Running

From 5K to marathon, running races are the most accessible entry point into endurance sport. There's a distance for every fitness level and a community at every start line.

Frequently Asked Questions (FAQs)

What is the Boulder Dash at Pinesburg Quarry?
Boulder Dash at Pinesburg Quarry is a running race held in Williamsport, Maryland on October 17, 2026. It is one of the many endurance events listed on Endurance Grid, a multi-sport endurance event calendar covering running races, triathlons, HYROX, and more endurance sports across the United States. Find more running races near you or explore our sports guides to learn what race day actually feels like.
When and where is the Boulder Dash at Pinesburg Quarry?
Saturday, October 17, 2026 in Williamsport, Maryland at 14932 Bottom Road, Williamsport, MD. Check the event page for exact start times and wave schedules.
How do I register for the Boulder Dash at Pinesburg Quarry?
Registration is handled through the event's registration page. Confirm pricing and distances there, and sign up.

Boulder Dash at Pinesburg Quarry

Oct 17, 2026

Register →