Gravel & cycling events in California, October 2026

13 events in California in October 2026.

Redwood Rampage 2026

MTB

October 3, 2026Past Event

arcata, CA

R3-California Dirt MTB Series, Scotts Flat Lake MTB ST/XC

MTB

October 3, 2026Past Event

Nevada City, CA

Piru 20K Time Trial (OCT2026)

Road

October 4, 2026Past Event

Fillmore, CA

Bidwell BUMP 50th Anniversary Oldest MTB Race in the WORLD

MTB

October 4, 2026Past Event

Chico, CA

Heart of Gold Gravel

Gravel

October 17, 2026Past Event

Nevada City, CA

Grizzly Grinder

MTB

October 17, 2026Past Event

Grass Valley, CA

HILL YEAH! Cycling Festival, Swap and Ride

Gravel

October 18, 2026Past Event

Vista, CA

Surf City Cyclocross at Crest Ranch

CX

October 24, 2026Past Event

Santa Cruz, CA

1.5 mi · $10 · 485 registered

Huffin and Puffin

MTB

October 24, 2026Past Event

Quincy, CA

1.9 / 10 / 15 / 20 mi · $45 · 77 registered

Finish The Ride and Finish The Run Santa Clarita

Road

October 25, 2026Past Event

Valencia, CA

2026 Triple Crown DH Series Registration

MTB

October 27, 2026Registration Closed

Philo, CA

92 registered

Filthy 50+ - MTB Ride with Benefits

MTB

October 31, 2026Registration Open

Escondido, CA

30 / 50 mi · $115–$165

Borrego Time Trial Classic

Road

October 31, 2026Registration Closed

Borrego Springs, CA