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Phoenix Lake – Fish Gulch trail junction loop from Fairfax
29.8km
02:38
640m
640m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
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By Fede from komoot
·
Updated May 29, 2026
If you've ever tried to plan mountain biking around Sleepy Hollow, you know how overwhelming the options can be. With so many trails out there, it's tough to figure out which routes are genuinely worth your time and effort, and how to separate the true highlights from the filler. We get it — the last thing you want is to spend your precious riding time on a mediocre trail.
That's where komoot comes in. Our community of local riders has mapped, ridden, and reviewed these routes, giving you a curated shortlist of the best mountain bike trails around Sleepy Hollow. We've done the legwork so you don't have to, promising to save you the guesswork and point you straight to the rides that deliver.
Mountain biking here means diverse landscapes, from challenging singletrack with roots and rocks to more extensive carriage trails and scenic paths along reservoirs. You'll find everything from rolling hills and dense woodlands to stunning waterfront views of the Hudson River. The network offers options for different ability levels, from easier rides to demanding singletrack, ensuring there's something for every rider.
If you're looking for a serious challenge with big rewards, the 680 Trail – Big Rock Ridge loop from Sleepy Hollow is a difficult 21.9 miles (35.3 km) route with significant climbs and expansive views that are truly worth your legs. For a slightly shorter, but still demanding ride, the Hoo-Koo-E-Koo Fire Road Trail – Bon Tempe Dam loop from Fairfax covers 25.9 miles (41.6 km) and is a local favorite. With over 2,700 mountain bikers having explored these trails with komoot, you can trust you're in good company.
Trail | Distance | Elevation | Difficulty |
|---|---|---|---|
| Phoenix Lake – Fish Gulch trail junction loop from Fairfax | 29.8 km | 640 m | Moderate |
| Hoo-Koo-E-Koo Fire Road Trail – Bon Tempe Dam 🚵 loop from Fairfax | 41.6 km | 1,070 m | Hard |
| Porcupine Trail – Camp Tamarancho Trailhead loop from Woodacre | 13.3 km | 340 m | Moderate |
| Marie Dhority Bridge – Fairfax loop from Fairfax | 47.4 km | 520 m | Moderate |
| Camp Tamarancho Trailhead – B-17 crash site loop from Fairfax | 12.6 km | 370 m | Hard |
| Fairfax – Gestalt Haus loop from Fairfax | 15.1 km | 160 m | Easy |
| Porcupine Trail loop from Woodacre | 7.70 km | 240 m | Moderate |
| Camp Tamarancho Trailhead – Goldman Trail loop from Fairfax | 45.7 km | 1,230 m | Hard |
| Corte Madera Creek – Corte Madera Pathway loop from Fairfax | 22.4 km | 80 m | Easy |
| Glen Fire Rd Trailhead 🌳 – Camp Tamarancho Trailhead loop from Loma Alta Open Space Preserve | 6.87 km | 180 m | Hard |
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29.8km
02:38
640m
640m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
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41.6km
04:05
1,070m
1,070m
Hard mountain bike ride. Very good fitness required. Suitable for all skill levels.
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13.3km
01:17
340m
340m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.
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47.4km
03:09
520m
520m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
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12.6km
01:20
370m
370m
Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
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15.1km
01:07
160m
160m
Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.
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7.70km
00:53
240m
240m
Moderate mountain bike ride. Great for any fitness level. Advanced riding skills necessary.
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45.7km
04:33
1,230m
1,230m
Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
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22.4km
01:11
80m
80m
Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.
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6.87km
00:38
180m
180m
Hard mountain bike ride. Great for any fitness level. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
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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.
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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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There is a great view of the northern point of Alpine lake where a small channel feeds over to Bon Tempe Lake. This is a great place to drop a line, or just enjoy the aquatic views.
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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
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Great spot post hiking or biking, good beer, good vibes, great food, and vegan options!
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There are over 100 mountain bike routes available around Sleepy Hollow, offering a wide range of experiences for different skill levels. The komoot community has explored more than 105 tours in the area.
Yes, Sleepy Hollow offers trails suitable for beginners. There are 13 easy routes, such as the Glen Fire Rd Trailhead 🌳 – Fairfax Falls 🌊 loop from Fairfax, which is 8.8 miles (14.1 km) long and features minimal elevation changes, making it a great option for those new to mountain biking.
Advanced mountain bikers will find plenty of challenging routes around Sleepy Hollow. There are 35 difficult trails, including the Hoo-Koo-E-Koo Fire Road Trail – Bon Tempe Dam 🚵 loop from Fairfax, which spans 25.9 miles (41.6 km) with over 1000 meters of elevation gain, and the 680 Trail – Big Rock Ridge loop from Sleepy Hollow, a 21.9 miles (35.3 km) route with significant climbs and expansive views.
Yes, many mountain bike trails in Sleepy Hollow are designed as loops. Examples include the Porcupine Trail – Camp Tamarancho Trailhead loop from Woodacre, a moderate 8.3 miles (13.3 km) route, and the more challenging Camp Tamarancho Trailhead – B-17 crash site loop from Fairfax, which is 7.8 miles (12.6 km) long.
The mountain bike trails around Sleepy Hollow offer diverse natural landscapes. You can encounter dense woodlands, rolling hills, and scenic paths. For specific natural monuments, consider exploring areas near Mount Tamalpais Summits or the unique Pygmy (dwarf) sargent cypress forest 🌲🌲.
Yes, there are several interesting landmarks and attractions. You might come across The Big Rock - Skywalker Ranch, a notable natural monument. For those interested in cycling history, the Marin Museum of Bicycling is also nearby.
The mountain biking experience in Sleepy Hollow is highly rated by the komoot community, with an average score of 4.6 stars from over 270 reviews. Riders often praise the diverse landscapes, ranging from challenging singletrack to scenic paths, and the variety of options available for different ability levels.
While specific seasonal conditions can vary, the region generally offers good mountain biking opportunities across multiple seasons due to its varied terrain. It's always advisable to check local weather and trail conditions before heading out, especially during winter or after heavy rainfall.
Yes, you can find places to refuel near the trails. For example, Splitrock Tap & Wheel is a highlight in the area, offering a spot to relax and grab a bite after your ride.
The terrain around Sleepy Hollow is quite varied. You'll encounter everything from technical singletrack with roots and rocks to smoother carriage trails and scenic paths along reservoirs. The region features rolling hills and dense woodlands, providing a dynamic riding experience.
While specific 'family-friendly' designations aren't always clear, the presence of 13 easy routes suggests there are options suitable for families or those looking for a less strenuous ride. These easier trails often have fewer elevation changes and smoother surfaces.
Specific parking information varies by trailhead. Many trailheads, especially for popular parks and preserves, typically offer designated parking areas. It's recommended to check the individual route details on komoot for specific parking instructions for your chosen trail.


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