2026 Greylock Go Around 50K Mountain Bike Fundraiser

About this race

Race Overview Circumnavigate the highest point in Massachusetts at the 2026 Greylock Go Around 50K, a Mountain Bike Fundraiser for Thunderbolt Ski Runners: Date and Location Date: Saturday October 3, 2026 Location: Greylock Glen Gould Rd, Adams, MA Registration Details Fee: $75 for non-members, $50 for members Sign In: 7:30am-8:30am Start Time: 9:00am Cap: 150 registration cap Equipment Requirements Bike: Mountain Bike required Helmet: Riders must wear a properly fitted helmet Toolkit: Basic toolkit (multitool, tube, pump, CO2) encouraged Course Information Course GPX file will be available the week prior to the event. Rough course breakdown: 31 miles/50K, 4,100 feet of climbing. 20% Paved, 50% forest road/double track and 30% single track. A MOUNTAIN BIKE IS REQUIRED! Proceeds Proceeds of the event benefit ongoing trail development and stewardship around Mt. Greylock, including active trail building grants. Estimated Moving Time Estimated moving time: 3.5 - 5.5 hours. Routes Strava Route: View on Strava Trailforks Route: View on Trailforks More Information For more details and to register, visit: Greylock Go Around 50K Fundraiser