4.7
(28)
599
riders
6
rides
Gravel biking around San Rafael offers diverse landscapes, from bay views to forested hills, providing varied terrain for no traffic gravel bike trails. The region is characterized by oak-bay woodlands, savannas, and marshlands, with trails often providing scenic views of San Pablo Bay. Proximity to Mount Tamalpais also means access to routes with significant elevation gain and expansive vistas. These natural features create a dynamic environment for gravel cyclists seeking car-free routes.
Last updated: July 8, 2026
5.0
(1)
14
riders
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
21
riders
76.5km
05:19
1,390m
1,390m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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8
riders
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
3
riders
19.3km
01:49
570m
570m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Popular around San Rafael
Constructed in 1917 this dam forms Alpine Lake, which sites between Kent and Bon Tempe Lakes. The road across the top of the dam make it a great place to ride on a loop around the lake.
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This lake was formed by the building of Alpine Dam in 1917. It sits between Kent Lake and Bon Tempe Lake, and is popular for a variety of outdoor activities.
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The park pays homage to a 19th-century fishing village of Chinese immigrants who harvested shrimp from the bay. Much of the village has been preserved, and for a couple bucks you can pay to enter and explore the old town and pier.
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Loma Alta literally translates to "high hill" and is the highest point in the Loma Alta Open Space Preserve. A few different dirt roads and trails lead to the bald summit that looks over the surrounding hillsides.
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This trail runs along the edge of the Petaluma River wetlands and is a popular multi-use trail, so keep an eye out for others on the trail. The wetlands are an important area for wildlife, and are currently undergoing habitat restoration to improve conditions for native plants & animals.
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Embark on an adrenaline-fueled mountain biking adventure through Big Rock. The trail reaches its peak at the towering landmark, a colossal rock that adds a unique touch to the experience. Exercise caution on the descent; the pavement can get slippery, adding an exhilarating challenge to this thrilling ride.
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Opening this bike tunnel through the renovated trail tunnel as part of the 2010 redeveloped rail connection from Larkspur Ferry to Santa Rosa closed a crucial gap in the bike commute to San Francisco.
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There are over 30 dedicated no-traffic gravel bike trails around San Rafael, offering a wide range of experiences. These include 11 moderate routes and 23 more challenging options, ensuring there's something for every skill level.
San Rafael's traffic-free gravel routes offer incredibly diverse terrain. You'll encounter everything from bay views and marshlands to forested hills, oak-bay woodlands, savannas, and grasslands. Trails often feature a mix of gravel paths, fire roads, and some singletrack, providing varied backdrops for your ride.
Absolutely! Many routes offer stunning views of San Pablo Bay and the surrounding natural beauty. You can also find trails that lead to significant natural landmarks. For example, some routes provide access to areas near Mount Tamalpais Summits, offering panoramic vistas. You might also encounter highlights like Horse Hill Bike Path, known for its scenic surroundings.
While many routes in San Rafael are moderate to difficult, there are options that can be enjoyed by families or those new to gravel biking. Look for routes with less elevation gain and smoother surfaces. The San Francisco Bay Trail – Historic Dixie Schoolhouse loop from Las Gallinas is a moderate option that offers relatively flat sections and scenic bay views, making it a good choice for a more relaxed ride.
Yes, the San Rafael area is home to several beautiful waterfalls that can be incorporated into or accessed near gravel biking routes. While not directly on every gravel path, you can find trails that lead to natural water features like Laurel Dell Falls or Carson Falls. The Cataract Trail is also a popular area for waterfall viewing.
The San Rafael area generally offers excellent gravel biking conditions year-round due to its mild Mediterranean climate. Spring and fall provide pleasant temperatures and vibrant scenery. Winter can be great, especially after rain, when the landscape is lush, but be mindful of potential muddy sections. Summer can be warm, so early morning or late afternoon rides are often preferred.
Yes, many of the no-traffic gravel bike trails in San Rafael are designed as loops, allowing you to start and end at the same point without retracing your steps. An example is the Bay View Trail – China Camp State Park loop from Northgate Mall, which offers a scenic circular ride through diverse landscapes.
The komoot community highly rates the no-traffic gravel bike trails in San Rafael, with an average score of 4.7 out of 5 stars from 30 ratings. Riders frequently praise the stunning bay views, the variety of terrain, and the peaceful, car-free experience these routes provide, especially within areas like China Camp State Park and the open space preserves.
For experienced riders looking for a longer, more challenging no-traffic gravel experience, San Rafael offers several options. The Novato SMART Pathway – Pinheiro Fire Road Trailhead loop from Marin Civic Center is a moderate 56.8 km route that provides a substantial ride. For a more difficult challenge, consider the Loma Alta Summit – 680 Trail loop from Sleepy Hollow, which features significant elevation gain over its 19.2 km.
San Rafael has public transport options, and some trailheads are more accessible than others. The SMART (Sonoma-Marin Area Rail Transit) train runs through Marin County, and its stations can provide access points to certain routes or connect you closer to trailheads. For specific routes, checking local bus schedules and SMART train stops in relation to your chosen starting point is recommended.
Dog policies vary across the different parks and open space preserves in and around San Rafael. Many areas, especially within Marin County Open Space Preserves, allow dogs on trails, often requiring them to be on a leash. However, specific rules can differ, so it's always best to check the regulations for the particular park or preserve you plan to visit before heading out with your dog.


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