nonprofit

SWIMBA

The Southwest Idaho Mountain Biking Association — the valley’s anchor MTB org, running group rides, a bike school, and trail-build days across Ridge to Rivers.

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MTB⚠ Needs verification

♥ Featured

Community Group Rides

SWIMBA

Seasonal community group rides — see calendar

📍 Ridge to Rivers trailheads

Beginner-friendlyFreeSummer

MTB⚠ Needs verification

Bike School

SWIMBA

Skills sessions for newer riders (seasonal)

📍 Boise foothills

Beginner-friendlyNo-dropCost variesSummer

MTB⚠ Needs verification

Trail-Build Days

SWIMBA

Seasonal trail-build & dig days

📍 Ridge to Rivers trails

Beginner-friendlyNo-dropFreeSummer