About Us
About MCBC
Our Mission & Story
Our history and what drives our work across Marin County
Staff & Board
Meet the people behind MCBC’s programs and advocacy
Careers
Open positions and opportunities to join the MCBC team
Our Goals
Strategic Plan
MCBC’s roadmap for the future of cycling in Marin
Annual Reports
Transparency and accountability from MCBC
Contact Us
Get in touch with MCBC staff
OUR IMPACT
40+ Years Building a Better Marin
Since 1998, MCBC has brought over $100 million to Marin for cycling infrastructure — and we're just getting started.
What We Do
ADVOCACY & STEWARDSHIP
On the Trails
Expanding Marin’s off-road trail network for people who bike.
On the Streets
Safer bike lanes and connected infrastructure across every Marin community
Trail Stewards
These volunteers help build and maintain trails across Marin’s open spaces
Latest News
Updates, wins, and stories from MCBC’s advocacy work
EDUCATION & ACCESS
Cory’s Ride, Safe Routes to Schools, e-bike programs and family biking make cycling accessible to every Marin resident.
E-Bikes
Everything you want to know about e-bikes: safety, education, and how to buy an electric bicycle.
Cory’s Ride
Bikes, mentorship, and opportunity for students across Marin
Safe Routes to Schools
Making the journey to school safer for every child in Marin
Family Biking
Skills, confidence, and community for families on two wheels
Impact & Reports
The results of our work in numbers and stories
FEATURED PROGRAM
Cory's Ride: Equity Through Cycling
200+ bikes given to Marin students. A youth development program built on confidence, connection, and community.
Event
View Full Calendar →
Every MCBC event
Dirt Fondo
MCBC’s annual off-road gravel event in the birthplace of mountain biking
Big Bike Bash Gala
MCBC’s yearly fundraising celebration of cycling and community in Marin
Bike Month
May rides, challenges, and events across all of Marin County
Education Workshops
Advocacy training, bike safety, and skills clinics throughout the year
UPCOMING EVENT
Dirt Fondo 2026
Dirt Fondo 2026 is back for another year of outdoor off-road adventure! Mark your calendar for Saturday, August 8, 2026.
Get Involved
Trail stewards, advocacy teams and local rides; find your place in the Marin cycling community.
TAKE ACTION
Join a Local Team
Connect with advocates in your city — San Rafael, Novato, Mill Valley, and moreExpanding Marin’s off-road network toward a continuous GGB-to-Point Reyes route
Attend a Meeting
City councils, BPACs, and public hearings where your presence makes a difference
Report a Hazard
Flag dangerous road or trail conditions for MCBC to act on
Advocacy Resources
Guides, templates, and tools for effective local advocacy
Got a Ticket?
We can help — learn about your rights as a cyclist in Marin
Subscribe
Stay informed on trails, events, and advocacy news from MCBC
Trail stewards, advocacy teams and local rides; find your place in the Marin cycling community.
VOLUNTEER
Trail Steward Days
Build and maintain Marin’s trails alongside our volunteer crew
Event Volunteering
Help run Dirt Fondo, Bike Month rides, and community events
MAKE YOUR VOICE HEARD
Your Presence Moves Decision-Makers
Large projects succeed through steady, consistent community involvement — at meetings, in public comment, and in letters to local leaders.
Join Us
MEMBERSHIP
Individual & Family
$65 / year
Full member benefits + Marin bike map, sticker, and 10% off the MCBC store
Momentum Makers
$100 / year
Monthly giving that powers our mission
Spoke Donors
$1000+
Our premier giving circle — exclusive access and recognition for donors of $1,000 or more
SUPPORT MCBC
Donate Today
A one-time or recurring gift that goes directly to MCBC’s work in Marin
Ways to Give
Stock, donor-advised funds, planned giving, and more options
Business Partners
Companies investing in a more bike-friendly Marin
Become a Sponsor
Support MCBC’s work with your organization or event
Become a Program Sponsor
Fund Cory’s Ride, Safe Routes to Schools, or Trail Stewards directly
Member Perks
Early event access, discounts, and exclusive member benefits
SUPPORT MCBC
Make a Donation Today
Every dollar goes directly to advocating for safer streets, better trails, and a more bike-friendly Marin for everyone.
Ride Marin
Classic Marin Rides
MCBC hosts several rides throughout the year — find them on our calendar. The routes below are classic Marin rides provided by Studio Velo
Marin Headlands Gravel Loop
Coastal singletrack with sweeping views of the Bay and Pacific
Mt. Tamalpais Ascent
Climb Marin’s iconic peak on dirt roads and fire roads
Tennessee & Rodeo Valley
A classic Headlands loop welcoming riders of all abilities
Olema-Bolinas Ridge
Remote ridgeline riding toward the Point Reyes peninsula
All Trail Routes →
Browse the complete off-road route collection
Alpine Dam Loop
A Marin classic — redwoods, the reservoir, and rolling hills
Marin Headlands Loop
Breathtaking Golden Gate views on every mile of this loop
Stinson Beach Loop
Coast Highway, Bolinas, and a Pacific reward at the finish
Point Reyes Loop
An epic full-day ride out to the lighthouse and back
All Road Routes →
Browse the complete road ride collection
RIDE WITH US
Dirt Fondo 2026
Dirt Fondo 2026 is back for another year of outdoor off-road adventure! Mark your calendar for Saturday, August 8, 2026.
Current Projects
TRAIL PROJECTS
3 Gaps Initiative
Closing the three remaining gaps in Marin’s north-south off-road corridor
Reimagine Mt. Tam
Working with MMWD to expand singletrack access on the Watershed
Point Reyes Access
Expanding bike-legal trail options within Point Reyes National Seashore
Sorich Park Trail
Connecting San Anselmo neighborhoods to open space on two wheels
All Trail Projects →
STREET PROJECTS
Alto Tunnel
Reopening a car-free tunnel connection between Mill Valley and Corte Madera
SMART Pathways
Protected cycling paths running alongside the SMART rail corridor
San Rafael Connections
Closing critical gaps in San Rafael’s citywide bike network
Mill Valley–Sausalito Path
Improving and extending a beloved multi-use pathway
All Street Projects →
View all 7 active street projects
FEATURED CAMPAIGN
Alto Tunnel
Support a safe, flat, car-free connection between Mill Valley and Corte Madera.