biking Events

Dirty 30 Mountain Bike Race  August 23, 2026 • Valley of the Moon (Santa Rosa), CA The Dirty 30 XL Fondo is a mixed-terrain MTB and drop-bar challenge built around a spectator-friendly figure-8 course on the scenic north shore of Lake Hodges. Riders can choose a single 30-mile lap or...

Grinduro California • September 12, 2026 • Quincy, CA Grinduro California blends the best parts of gravel riding and mountain bike enduro into a one-of-a-kind cycling festival in the scenic Lost Sierra foothills of Quincy. Riders take on a mixed-surface course with multiple timed segments on dirt, gravel, and flowy...

Cyclists race alongside a historic steam locomotive during the Race the Rails cycling event in Ely, Nevada, showcasing a unique road and mountain bike challenge against a moving train.

Discover the thrill of Mammoth TUFF Gravel Event and Adventure Festival. Experience diverse terrain, push your limits, and connect with fellow biking enthusiasts.

California Coast Classic Bike Tour September 26–October 3, 2026 • San Francisco to Los Angeles The California Coast Classic Bike Tour is the Arthritis Foundation’s flagship, fully supported, multi-day cycling adventure—covering 525 miles over eight days from San Francisco to Los Angeles along iconic Highway 1. Riders experience big coastal...

E-Dirty Cross E-MTB Race • December 5–6, 2026 • Escondido, CA The E-Dirty Cross E-MTB Race brings high-energy electric mountain bike competition to the Quick n’ Dirty race series with a unique cross-style course that blends singletrack, fire roads, and technical features around scenic Lake Hodges. Limited to Class-1 pedal-assist...