What we’re about
CORBA is an all-volunteer non-profit organization serving the mountain bicycling community of Los Angeles and its surrounding areas including southern Ventura County. We are dedicated to preserving open space, maintaining public access to public lands, and creating more trail opportunities for all to enjoy. We are a chapter of the International Mountain Bicycling Association (IMBA).
We are passionate about mountain biking, public trails and preserving our public open space for future generations. CORBA is committed to ensuring equal access for all trail users, and to contributing to everyone's enjoyment of the trails. CORBA organizes and coordinates activities that support mountain biking recreation and that promote the conservation, administration and the maintenance of the public lands.
Upcoming events (4+)
See all- Santa Monica Mountains Trail Days - Day OneNeeds location
It's time for our annual campout and trailwork weekend, the 41st annual Santa Monica Mountains Trail Days. CORBA works alongside the Santa Monica Mountains Trails Council, the Sierra Club Task Force, and California State Parks to improve and maintain trails in Point Mugu State Park. You're invited to spend the entire weekend and camp with us, or just come for either Saturday or Sunday.
You must RSVP at https://smmtc.org/TrailDays/traildays.php, for either one-day or the full weekend with camping. You can also learn more about the logistics and what to bring, what to expect, etc. We'll be camping at Danielson Ranch in the heart of Point Mugu State Park.
This is a unique experience and a fun way to spend a weekend supporting trails.
Learn more or register at You must RSVP at https://smmtc.org/TrailDays/traildays.php
- Santa Monica Mountains Trail Days - Day TwoNeeds location
It's time for our annual campout and trailwork weekend, the 41st annual Santa Monica Mountains Trail Days. CORBA works alongside the Santa Monica Mountains Trails Council, the Sierra Club Task Force, and California State Parks to improve and maintain trails in Point Mugu State Park. You're invited to spend the entire weekend and camp with us, or just come for either Saturday or Sunday.
You must RSVP at https://smmtc.org/TrailDays/traildays.php, for either one-day or the full weekend with camping. You can also learn more about the logistics and what to bring, what to expect, etc. We'll be camping at Danielson Ranch in the heart of Point Mugu State Park.
This is a unique experience and a fun way to spend a weekend supporting trails.
Learn more or register at You must RSVP at https://smmtc.org/TrailDays/traildays.php
- COSTAC Monthly MeetingConejo Recreation & Park District, Thousand Oaks, CA
The Conejo Open Space Trails Advisory Council meets the first Monday of the month to discuss Conejo Open Space Conservation Agency trails issue. The public is welcome to attend.
For more information, visit https://conejo-openspace.org/about/costac/
There's no need to register for this event - just show up - but you can if you like.