Marin Century

August 05 2023
Novato, California
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Distances: 30, 60, 85, 100, 125 miles
Difficulty: Difficult terrain with longer, steeper hills
Limited to: 5,000 or less Participants

This 59th year of the Marin Century will be the best. There are several ride options, from casual shorter distances to longer rides with several thousand feet of climbing.

Come see why Outside Magazine listed the Mt Tam Ride as one of "The 25 Best Rides in the World Right Now".  They said, "You must ride it."

Marin Century

Riders should complete the course between 12 noon and 6 pm, with most getting back from 1 pm-5 pm. At the finish of the ride each rider will receive a fantastic lunch for which the Marin Century is well known. Last year’s meal included BBQ, pasta, burritos, salad, fruit, locally produced Gelato, beer, other drinks, and more. Friends and Family can purchase a meal ticket at the event. This is a festive, party atmosphere including musicand the Marin Century Bike Expo showcasing cycling related products and services, both local and national.

Start Located At: Stafford Lake Park, 3549 Novato Blvd., Novato, CA 94947
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6:00 am - 200K Super Tam Double Metric

6:00 am - Mount Tam Century (100 miles)

6:30 am - Classic Century (100 miles)

7:00 am - 100K Metric Century 

8:00 am - 50K Half Metric Ride

Registration Fees

Fees vary by entry date; sign up early for best rates

Day of event registration available


Riders are fully supported with coffe and snacks at the start, fully loaded rest stops, on-course marshalls, EMTs, mobile SAGs, BBQ/Burritos/Ice Cream picnic with live music at the finish. 

Packet Pickups

Opt for "concierge service" and have your full packet mailed to you in advance (no waiting in lines),or

Pick up at packet at Stafford Lake Park on Ride Day starting at 6 am

Free Parking
Registration On the Day
Support for Participants
Route Signposted
Route Card
First Aid
Emergency Contact No
SAG Wagon
Mechanical Support at Rest Stops
Feed / Aid Stations
Pre Event Meal(s) Provided As Part of Entry
Post Event Meal(s) Provided As Part of Entry
Number of Timed Hill Climbs
1 Hill Climbs
Aug 03 2019 - EVENT: Marin Double Century