Advocating for trails and mountain biking in Boulder, Colorado since 1991
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, women of all levels, and 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!
CANCELED RIDE: Knobby Wednesday
Wednesday, June 7 @ 6:00 pm - 7:30 pm
Wednesday, June 7 @ 6:00 pm - 8:00 pm
SKILLS CLINIC: June Women’s MTB Series
Thursday, June 8 @ 5:30 pm - 7:30 pm
RIDE: Trails & Ale
Thursday, June 8 @ 6:00 pm - 8:00 pm
All The News…
Boulder City Council Approves E-Bikes on Some Open Space Trails
At the June 1, 2023 Boulder City Council meeting, council voted 7-0 to approve the use of Class 1 and 2 e-bikes on some OSMP open space trails. This change will go into effect on July 1.
The Rutter Report: West Mag, Maryland Mountain & Heil
A busy week with trail building on Wild Turkey at Heil, West Mag and Maryland Mountain!
Brutes Kick off Race Season at 18 Hours of Fruita
On May 6, six 4-person relay teams and 2 solos represented BMA Brute Squad in the 18 Hours of Fruita race at Highline State Park.