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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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Trail

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Group Ride

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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, 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!

Upcoming Events

Sat 30

TRAIL BUILDING: North Sky

Saturday, September 30 @ 9:00 am - 4:00 pm
Oct 02

EVENT: Cyclist Forum for Boulder Mayor

Monday, October 2 @ 5:00 pm - 8:00 pm
Oct 03

EVENT: Cyclist Forum for City Council Candidates

Tuesday, October 3 @ 5:00 pm - 8:00 pm
Oct 04

RIDE: More Biking, Less Hiking!

Wednesday, October 4 @ 5:00 pm - 7:00 pm

All The News…

BMA Grows EDI Programs Thanks to Team Evergreen

BMA Grows EDI Programs Thanks to Team Evergreen

BMA has committed to Equity, Diversity and Inclusion in our community by expanding programs and opportunities to people who may not traditionally have had the means, opportunity or support. In 2023, we received a grant from Team Evergreen to improve and expand our...

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