4.6
(12)
293
riders
8
rides
Gravel biking around Fairfax, California, offers diverse terrain through the Marin Municipal Water District watershed and Mount Tamalpais Watershed. The landscape features a mix of challenging fire roads, rolling doubletrack, shady redwood groves, and open grasslands. Routes often include climbs on Pine Mountain Fire Road and scenic sections along Bolinas Ridge, providing varied elevation and views. Natural features like Alpine Dam and Bon Tempe Lake are integrated into many of the area's routes.
Last updated: April 25, 2026
29
riders
45.1km
03:10
740m
740m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
3.0
(1)
9
riders
38.6km
03:35
950m
940m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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9
riders
52.5km
05:00
1,510m
1,500m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
2
riders
18.6km
01:43
500m
500m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
3
riders
46.2km
04:13
1,120m
1,120m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Popular around Fairfax
An absolute must-see for cycling enthusiasts! This museum in Fairfax tells the story of nearly 200 years of cycling history, from 19th-century velocipedes to modern racing bikes. It's also home to the Mountain Bike Hall of Fame, featuring unique specimens and stories about the pioneers of mountain biking. The collection is impressive and authentic—no replicas, but real bicycles that showcase the evolution of technology and design. An inspiring place where you can truly feel the passion for cycling.
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At the junction of Chicken Shack Fire Road and Ponti Ridge Trail. There are benches, a great view, and trail markers.
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At this point on Sky Oaks Road, there is a junction with Shaver Grade Road, which connects with a dense network of trails and dirt roads near Bald Hill in the Mount Tamalpais State Park. From here, you can continue on the paved Sky Oaks Road or go arond the gate on to the gravel Shaver Grade Road.
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Good supporter of Marin Biking and nice lot to start your ride from and have a beer after
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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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Komoot features approximately 8 no-traffic gravel bike trails in the Fairfax area. These routes offer a range of distances and difficulties, ensuring there's something for every gravel biking enthusiast looking for quiet paths.
The terrain varies significantly, from rolling dirt roads and fire roads to sections with steep, exposed, and rocky climbs. For example, routes like the Fairfax – Big Rock Ridge loop can involve over 1500 meters of elevation gain, offering challenging ascents and rewarding descents. You'll encounter diverse landscapes including shady redwood groves, open grasslands, and forested areas.
Fairfax's no-traffic gravel trails often pass through stunning natural areas. You can explore the Marin Municipal Water District watershed, enjoy views from Bolinas Ridge, or ride near Alpine Dam and Bon Tempe Lake. Many routes offer access to beautiful waterfalls like Cataract Trail 🌲 and Fairfax Falls 🌊, or provide glimpses of peaks like Mount Tamalpais Summits.
While many routes in Fairfax are geared towards more experienced riders due to significant elevation and technical sections, some areas offer gentler options. The Cross Marin bike path and sections of the Old Railroad Grade Trail provide vehicle-free riding that can be suitable for families. For easier gravel rides, consider areas around Lake Accotink in Fairfax County, Virginia, which offers less challenging terrain.
The best time for gravel biking in Fairfax is generally during the spring and fall when temperatures are mild and the scenery is vibrant. Summer can be warm, especially on exposed sections, while winter can bring rain, making some trails muddy. Always check local weather conditions before heading out.
Yes, many of the no-traffic gravel routes in Fairfax are designed as loops, allowing you to start and end in the same location. An example is the Phoenix Lake – Fish Gulch trail junction loop from Fairfax, which offers a moderate challenge and scenic views.
Parking is often available at trailheads or designated parking areas near popular starting points in Fairfax. For instance, many routes begin directly from the town of Fairfax, where street parking or small lots might be available. Always check local signage for parking regulations and availability.
While many outdoor areas in Fairfax are dog-friendly, specific regulations can vary by trail and land management agency (e.g., Marin Municipal Water District, State Parks). It's always best to check the specific rules for each trail you plan to ride regarding dogs, leash requirements, and waste disposal to ensure a pleasant experience for everyone.
Absolutely. Fairfax is renowned for its challenging gravel routes. The Fairfax – Alpine Lake - Bon Tempe Dam loop is a difficult route covering nearly 40 km with significant elevation gain, perfect for experienced riders seeking a demanding adventure on quiet paths.
The komoot community highly rates the gravel biking experience in Fairfax, with an average score of 4.6 stars. Reviewers often praise the stunning views, the challenging yet rewarding climbs, and the diverse, traffic-free terrain that allows for an immersive outdoor experience. The variety of landscapes, from redwood groves to open grasslands, is frequently highlighted as a major draw.
The town of Fairfax itself is a hub for cyclists and offers various cafes, restaurants, and pubs where you can refuel before or after your ride. Many routes start or pass close to the town center, making it convenient to grab a coffee or a meal. For example, the Fairfax – Gestalt Haus loop specifically mentions a local establishment, indicating the presence of amenities.


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