Mountains to Meadows Endurofest

Featuring Grinduro and the new Mt. Hough MTB & e-MTB Enduro

10 years later, Grinduro returns to Quincy, back where it all started, to celebrate our birthday with the perfect party to race ratio at the ultimate California gravel race.

New is the Mt. Hough Enduro and eMTB Enduro races on Sunday.

Festivities include two days of excellent food, a handmade bike show, live music and camping.

Sept 12 - 14, 2025
Quincy, California

Plumas-Sierra County Fairgrounds
In the beautiful Lost Sierra  

Registration is open!

Brought to you by Sierra Buttes Trail Stewardship as a fundraiser to support our mission of building sustainable recreation based communities through stewardship, job creation and world-class events. Providing quality outdoor experiences through trail construction and maintenance in the Lost Sierra.