All events
Upcoming Mountain biking Events
Find upcoming mountain biking competitions, community sessions, premieres, registration opportunities, tickets, and livestreams on TrickBook.
SEP19
🚵Mountain biking
Filthy 50 Recon Ride #2: Build the Strength — 2026
Sep 19, 2026 · 9:00 AMEscondido, California, United States
Outdoor Fitness Coach (Chi Planken)· Verified source
OCT3
🚵Mountain biking
Watch in person
Summit Series #2 “Best Whip” — Snow Summit 2026
Oct 3, 2026 · 10:00 AMBig Bear Lake, California, United States
Summit Bike Park / Big Bear Mountain Resort· Verified source
OCT4
🚵Mountain biking
Entry open
Snow Summit Bike Park Closing Day 2026
Oct 4, 2026 · 9:00 AMBig Bear Lake, California, United States
Snow Summit Bike Park / Big Bear Mountain Resort· Verified source
OCT9
🚵Mountain biking
Entry open
Snow Valley Twilight Session — October 9, 2026
Oct 9, 2026 · 3:00 PMRunning Springs, California, United States
Big Bear Mountain Resort / Snow Valley Bike Park· Verified source
OCT11
🚵Mountain biking
Entry open
Filthy 50 Recon Ride #3: The Donut Ride — 2026
Oct 11, 2026 · 9:00 AMEscondido, California, United States
Outdoor Fitness Coach (Chi Planken)· Verified source
OCT16
🚵Mountain biking
Entry open
2026 Mount Laguna Trail Fest
Oct 16, 2026 · 12:00 PMMount Laguna, California, United States
San Diego Mountain Biking Association (SDMBA)· Verified source
OCT16
🚵Mountain biking
Entry open
Snow Valley Twilight Session — October 16, 2026
Oct 16, 2026 · 3:00 PMRunning Springs, California, United States
Big Bear Mountain Resort / Snow Valley Bike Park· Verified source
OCT17
🚵Mountain biking
Entry open
SoCal Shredfest — 2027 SoCal Youth Cycling Season Opener
Oct 17, 2026 · Time TBASkyforest, California, United States
SoCal Youth Cycling — The SoCal League (SoCal High School Cycling League, 501(c)(3))· Verified source
OCT18
🚵Mountain biking
Watch in person
Santa Clarita Mountain Bike Demo Day — October 2026
Oct 18, 2026 · 9:00 AMSanta Clarita, California, United States
City of Santa Clarita Recreation & Community Services — Outdoor Recreation· Verified source
OCT23
🚵Mountain biking
Entry open
Last Snow Valley Twilight Session — October 23, 2026
Oct 23, 2026 · 3:00 PMRunning Springs, California, United States
Big Bear Mountain Resort / Snow Valley Bike Park· Verified source
OCT24
🚵Mountain biking
Entry open
19th Annual Good Dirt Ride 2026
Oct 24, 2026 · 7:00 AMRancho Santa Margarita, California, United States
Good Dirt Ride / The Trailblazer Group, LLC / OCMTBA· Verified source
OCT24
🚵Mountain biking
Entry open
Valley Series #2 — Snow Valley 2026
Oct 24, 2026 · 8:00 AMRunning Springs, California, United States
Big Bear Mountain Resort / Snow Valley Bike Park· Verified source
OCT25
🚵Mountain biking
Entry open
Snow Valley Bike Park Closing Day 2026
Oct 25, 2026 · 9:00 AMRunning Springs, California, United States
Snow Valley Bike Park / Big Bear Mountain Resort· Verified source
OCT30
🚵Mountain biking
Watch in person
SoCal Bike Expo 2026
Oct 30, 2026 · 12:00 PMSanta Clarita, California, United States
SoCal Bike Expo / Vert Media· Verified source
OCT31
🚵Mountain biking
Entry open
12th Annual Filthy 50+ — Escondido 2026
Oct 31, 2026 · 8:00 AMEscondido, California, United States
Quick n’ Dirty MTB· Verified source
NOV8
🚵Mountain biking
Watch in person
Santa Clarita Mountain Bike Demo Day — November 2026
Nov 8, 2026 · 9:00 AMSanta Clarita, California, United States
City of Santa Clarita Recreation & Community Services — Outdoor Recreation· Verified source
NOV14
🚵Mountain biking
Watch in person
35th Annual Southridge Challenge — Fontana 2026
Nov 14, 2026 · Time TBAFontana, California, United States
Southridge Racing Co. (Southridge USA)· Verified source
NOV14
🚵Mountain biking
Entry open
The Vail Grail 2026 — 4 & 8 Hours of Temecula + Vailocity Enduro
Nov 14, 2026 · 8:30 AMTemecula, California, United States
Team Big Bear· Verified source
NOV28
🚵Mountain biking
Entry open
OC MTB Limestone XC Race 2026
Nov 28, 2026 · 6:45 AMSilverado, California, United States
The Trailblazer Group, LLC / OC MTB Races· Verified source
DEC5
🚵Mountain biking
Watch in person
Quick n’ Dirty E-Dirty Cross — Lake Hodges 2026
Dec 5, 2026 · 9:00 AMEscondido, California, United States
Quick n’ Dirty MTB· Verified source