4.7
(173)
1,386
riders
58
rides
Mountain biking around Woodacre offers diverse landscapes within the San Geronimo Valley, characterized by rolling hills, lush redwood forests, and oak woodlands. The region provides varied terrain for mountain bikers, with routes winding through natural features like Lagunitas Creek. Elevation changes are common, with some trails featuring significant climbs and descents. This natural setting creates a comprehensive network of mountain bike trails.
Last updated: May 13, 2026
5.0
(27)
303
riders
17.8km
01:42
410m
410m
Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
22
riders
23.4km
02:30
720m
720m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.

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4.3
(3)
16
riders
25.2km
02:37
720m
720m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
4.6
(9)
66
riders
26.7km
02:24
620m
620m
Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
16
riders
29.8km
02:38
640m
640m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
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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.
1
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Where Eclipse and Solstice Trails intersect.
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This town, nestled in the forested hills among unspoiled open space in Marin County, is a nice respite from the large nearby metropolis. It is a quirky, hip place with a small-town vibe filled with restaurants, music venues, and independent shops. Fairfax is home to many musicians who live here, and on any given night, you can find live music featuring local and national touring acts jamming in a relaxed, casual atmosphere. It has a very cycle-friendly culture, and be sure to take the time to visit the Museum of Bicycling while you are here!
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Non-profit exhibit of some cool historic bikes, including some of the mountain bikes invented here
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From easiest to hardest climbs out of phoenix lake from this junction: -Shaver Grade, easy grade, longer, shaded and pretty -Eldridge Grade, medium, good length and can connect you to mt tam east peak -Fish Grade fire road, very steep, we hiked the bikes
1
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Great spot post hiking or biking, good beer, good vibes, great food, and vegan options!
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On Shaver Grade Road, you get to ride along the incredibly blue waters of Phoenix Lake.
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Woodacre offers a comprehensive network of mountain biking trails, with over 60 routes available. These trails cater to various skill levels, from easy to difficult.
You can expect diverse terrain, characterized by rolling hills, lush redwood forests, and oak woodlands. Trails often feature technical sections with roots and rocks, challenging downhill rock gardens, and varied surfaces that include former fire roads and old logging skids.
Yes, Woodacre's trail network includes options for all skill levels. There are 6 easy routes, 37 moderate routes, and 25 difficult routes, ensuring a suitable challenge for beginners to advanced riders.
The mountain bike trails in Woodacre are highly regarded by the komoot community, with an average rating of 4.7 stars from over 160 reviews. Riders often praise the diverse landscapes, from redwood forests to oak woodlands, and the variety of terrain available.
Absolutely. Woodacre is rich in natural beauty. You can find serene spots like Phoenix Lake, which offers picnic tables and connections to fire roads. The area also boasts towering redwoods and meandering creeks, particularly within Samuel P. Taylor State Park. From certain vantage points, you can even enjoy panoramic views of San Francisco and the Marin Headlands.
Yes, Samuel P. Taylor State Park, a major draw in the area, offers excellent opportunities for hiking and picnicking alongside biking. The Cross Marin Trail and Pioneer Tree Trail within the park are suitable for both activities. You can also explore various peaks around Woodacre, such as Mount Tamalpais Summits, which offer stunning views.
While many trails in Woodacre feature technical sections, there are easier routes suitable for families. For instance, the region offers 6 easy mountain bike tours, which typically have less challenging terrain and elevation changes. Look for routes described as 'easy' on komoot to find suitable options.
Trail regulations regarding dogs can vary by specific park or land management. While many areas in Marin County are dog-friendly, it's always best to check the specific rules for the trail or park you plan to visit, such as Samuel P. Taylor State Park or the Tamarancho trail system, as some may require dogs to be on leash or restrict access on certain singletrack trails.
Yes, Woodacre features several excellent loop trails. A popular moderate option is the Tamarancho to Cascade Fire Road loop, which covers 14.5 miles. Another great choice is the Pine Mountain Loop, a 15.6-mile trail through redwood forests and oak woodlands.
Woodacre generally offers good mountain biking conditions year-round, but the best time is typically during the spring and fall when temperatures are mild and the landscape is vibrant. Summers can be warm, and winters might bring rain, which can make some trails muddy. Always check local trail conditions before heading out.
Some specific trail systems, like the Camp Tamarancho trail system, may require a permit or day pass for access. It's advisable to check the official websites for the specific trails you plan to ride to confirm any permit requirements before your visit.
Parking is generally available at trailheads and designated areas within parks like Samuel P. Taylor State Park. For trails connecting to the Tamarancho system, you can often find parking near trail access points in Fairfax or Woodacre. Specific parking availability can vary, so it's recommended to check maps or local resources for your chosen route.


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