2026 Grom Grinder Volunteer Registration

Shifting Gears MTB Club


Thanks for your interest in volunteering for Grom Grinder: A youth adventure race to ignite young riders’ passion for mountain biking! 


Event Details


Volunteer Registration

Morning Floating Volunteer Sat 6–8 AM Ages 18+ Open
Review & Ride Course Pre‑Event — Sat 6–8 AM Ages 18+ Open
Start/Finish Line Setup — Sat 6–8 AM Ages 16+ Open
Volunteer Check‑In — Sat 6–9 AM Ages 18+ Open
Athlete Registration — Sat 8 AM–1 PM Ages 16+ Open
Crossing Guard — Sat 8 AM–2 PM Ages 16+ Open
Emcee — Sat 8 AM–2 PM Ages 18+ Open
Floating Volunteer — Sat 8 AM–2 PM Ages 16+ Open
Race Marshals — Sat 8 AM–2 PM Ages 18+ Open
Race Staging & Transition Area – Bike Parking — Sat 8 AM–1:30 PM Ages 16+ Open
Results Officials & Awards — Sat 9 AM–2 PM (2 needed) Ages 18+ Open
Water & Food Stations — Sat 9 AM–2 PM (5 needed) Ages 16+ Open
Clean Up / Sweep Course Markings — Sat 1:30–3:30 PM Ages 16+ Open
Event Cleanup — Sat 1:30–3:30 PM Ages 16+ Open
Course Setup & General Prep — Fri 5–8 PM Ages 16+ Open