Roaring Fork Mountain Bike Association (RFMBA)

Dedicated to creating and sustaining the best possible mountain bike trail system in the Roaring Fork Valley.


  • Welcome to RFMBA!
    • Expert Voice… a perk of RFMBA Membership
    • Sales for Trails
    • Advocacy
      • Planning
      • Education
      • Our History
      • Links
    • Trail Agent Program
      • RFMBA Trail Agent Race Team
  • Trails
    • IMBA Gold Level Ride Center
    • Trail Conditions
    • Rides
  • Support RFMBA!
    • 2020 Fall Membership Drive Prizes!
    • Annual Memberships
    • Business Partnerships
    • Direct Donations
    • Amazon Smile
  • News
  • New Castle Trails
  • Events
  • Supporters
  • Contact Us

End of Season Trail Closures Begin December 1st

November 9, 2020 by Butch Peterson

Here are the official closing dates for some of the more popular trails.  Of course,  any trail that is open yet wet or muddy should be left to dry out or freeze before riding.

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Filed Under: Public Announcements, Trail Information

New opening dates for Coal Camp loops in South Canyon

May 26, 2020 by Butch Peterson

The City of Glenwood Springs Parks and Recreation Commission has chosen to change the current wildlife closure dates for the upper and lower Coal Camp loops in South Canyon. The new dates are as follows: Lower Coal Camp Loop will be closed Dec. 1 through April 30, open on May 1st. The Upper Coal Camp […]

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Filed Under: Public Announcements, Trail Information

Roaring Fork Trail Report April 16

April 16, 2020 by Butch Peterson

The first big trail opening day of the season has arrived, but Mother Nature has decided to put the riding on hold untl sunny days and warm temperatures awaken the trails from their winter hibernation. *** Keep in mind, it’s still only April and just because a trail is open, doesn’t mean you should ride it. If […]

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Filed Under: Public Announcements, Trail Information

Roaring Fork Mountain Bike Association, Glenwood celebrate completion of newest South Canyon trails

May 9, 2019 by Butch Peterson

Standing on a recently installed new bridge, Glenwood Springs Mayor Jonathan Godes and Roaring Fork Mountain Bike Association (RFMBA) Executive Director Mike Pritchard cut the red ribbon to celebrate the addition of three new trails to the South Canyon Trail System. In 2015, RFMBA worked on a concept trails plan for areas surrounding the city. […]

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Filed Under: Public Announcements, Trail Information

Now Open: New Dinkle Link Trail in Prince Creek

August 28, 2018 by Butch Peterson

This is an easier blue trail that can be ridden as a short out-and-back, or the start of a mostly downhill shuttle ride. : Winter seasonal closure from December 1 through April 15. Description Named for it’s utility in connecting the Prince Creek trail network towards Dinkle Lake and the Hay Park trail, the trail […]

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Filed Under: Public Announcements, Trail Information

Next Page »

News and Events

  • Lower Lower Plunge Re-Route #1
    Lower Lower Plunge Re-Route #1
  • Public Survey for Marolt OS, Bike Park Opportunity!
    Public Survey for Marolt OS, Bike Park Opportunity!
  • Job Posting – 2021 Seasonal Trail Crew Members Wanted!
    Job Posting – 2021 Seasonal Trail Crew Members Wanted!
  • Aspen Fat Bike Race 2021
    Aspen Fat Bike Race 2021
  • Members and Supporters of RFMBA, We Salute You!
    Members and Supporters of RFMBA, We Salute You!

Our sponsors

Our Mission:

The Roaring Fork Mountain Bike Association is dedicated to creating and sustaining the best possible mountain bike trail system in the Roaring Fork Valley. Our territory ranges from New Castle to Aspen and from McClure Pass to Hagerman Pass.

Your membership supports great local trails like Hummingbird, Vasten, Grandstaff, Prince Creek and more!

CLICK HERE TO JOIN/RENEW NOW!

Annual Memberships, Business Sponsorships and Donations help RFMBA accomplish great things for trails and the mountain bike community! Your Membership helps RFMBA to advocate for improving the trail system and increase our ability to partner on projects with land managers to maintain our existing trails and build new ones. In 2019 we are expanding our efforts to include a Seasonal Trail Crew and the an independent volunteer Trail Agent program to keep our trails in best possible condition! Thank you for supporting and aiding our efforts! Our Trails Check out MTBproject.com for existing trails in our area. This collaborative trail guide website currently shows many, although not yet all, of the best rides in our valley. Post your rides, photos, and trail conditions today! More ways to help: Use the following PayPal link to make a One-Time or Monthly-Recurring (tax deductible) donation to RFMBA. You will be redirected to PayPal’s secure server to complete your transaction.

News and Events

  • Lower Lower Plunge Re-Route #1
    Lower Lower Plunge Re-Route #1
  • Public Survey for Marolt OS, Bike Park Opportunity!
    Public Survey for Marolt OS, Bike Park Opportunity!
  • Job Posting – 2021 Seasonal Trail Crew Members Wanted!
    Job Posting – 2021 Seasonal Trail Crew Members Wanted!
  • Aspen Fat Bike Race 2021
    Aspen Fat Bike Race 2021
  • Members and Supporters of RFMBA, We Salute You!
    Members and Supporters of RFMBA, We Salute You!

Sign up for important trail info

https://www.rfmba.org/thank-you/

Trail closures:

Snowmass Village:

– Tom Blake, Aerobic Nightmare, Sequel, Government, Buttermilk Bowls trails and everything in the Bike Park (Opens June 21).

Our sponsors

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