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Advocating for trails and mountain biking in Boulder, Colorado since 1991
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to Ride
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Become a
BMA Member
BMA has a ton of cool stuff happening all season.
Sign up for a trail building event to put your muscle to good use.
Join us on one of our weekly rides – beginners, one for women of all levels, and one for intermediate to advanced riders.
Learn how to take your mountain biking skills to the next level by attending one of BMA’s skills clinics.
See the other fun stuff we’re planning!
Upcoming Events
Tue
09
TRAIL BUILDING: Picture Rock
Tuesday, August 9 @ 5:15 pm - 8:00 pm
Tue
09
SKILLS CLINIC: August Women’s MTB Series
Tuesday, August 9 @ 5:30 pm - 7:30 pm
Tue
09
RIDE: Gurlz Ride
Tuesday, August 9 @ 6:00 pm - 8:00 pm
Wed
10
RIDE: Knobby Wednesday
Wednesday, August 10 @ 6:00 pm - 7:30 pm
All The News…
BMA’S COMMENTS ON OSMP E-BIKE EVALUATION
City of Boulder Open Space & Mountain Parks (OSMP) staff is asking the public to weigh in on allowing e-bikes on some city-owned open space land. Under consideration is 54 miles of soft surface multiuse trails open to bikes. Of these 54 miles, about 23 miles are...
Proposed Sales Taxes for Transportation, Emergency Response, and Wildfire Mitigation
Boulder County Commissioners are considering ballot measures for transportation, emergency response, and wildfire mitigation. Learn more or comment at public hearings on August 4.
Powder Keg
The brand-new bike-only downhill trail Power Keg is coming along quite nicely at Maryland Mountain.
