nonprofit

Summit County Mountain Bike Alliance

Summit County’s volunteer IMBA chapter (founded 1990, formerly the Summit Fat Tire Society) — it builds and maintains the county’s trail network and runs trail-work days, skills clinics, group rides, and socials through the season.

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Group Rides & Trail Days

Trail-work days, group rides & clinics — see events · seasonal

Varies by event

Beginner-friendlyNo-dropFreeSummer

Summit County’s IMBA chapter runs trail-work days, skills clinics, group rides, and socials through the season; specific dates post to their events page rather than a fixed weekly slot.