Mountain Biking in Aspen & the Roaring Fork Valley

Group rides, women’s rides, and trail-work nights on local dirt.

MTB✓ Verified 2026-06-26

Aspen Cycling Club Mountain Bike Races

Wednesday mountain bike rounds within the alternating summer series

Varies — valley trail venues

Beginner-friendlyCost variesSummer

The mountain bike half of the club’s Wednesday series — formats from 10-minute time trials up. Categories for all abilities; under-18s race free. Confirm each week’s venue and time on the schedule.

MTB⚠ Needs verification

RFMBA Volunteer Trail Days

Roaring Fork Mountain Bike Association

Seasonal volunteer trail-work days through spring–fall

Trailheads valley-wide (New Castle to Aspen)

Beginner-friendlyNo-dropFreeSummer

Build and maintain the valley’s 300+ miles of singletrack alongside fellow riders. Dates are posted through the season — check the RFMBA site and Facebook.