4.5
(163)
6,730
riders
64
rides
Road cycling routes in Cascade Canyon Open Space Preserve traverse 504 acres of rolling hills and canyons in Marin County, California. The preserve features diverse terrain, including fire roads and multi-use trails that follow perennial creeks and pass through forests of coast live oak and madrone. Elevations range from creek beds to hills under 200 meters, offering varied gradients for road cyclists. The preserve connects to adjacent parklands, allowing for extended rides.
Last updated: August 6, 2026
138
riders
88.6km
04:29
1,390m
1,380m
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.
284
riders
86.1km
03:51
750m
750m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.

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5.0
(5)
107
riders
47.1km
02:43
1,040m
1,040m
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.
53
riders
44.7km
02:08
500m
500m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.
3.8
(6)
16
riders
25.5km
01:05
130m
130m
Easy road ride. Great for any fitness level. Mostly well-paved surfaces and easy to ride.
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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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Paved section riding on the ridge between Pan Toll Road and Fairfax-Bolinas Road where it contains as Bolinas Ridge Trail, with spectacular views along the way toward the Pacific Ocean and Stinson Beach far below. The road is open during daylight hours only, in winter that means 9am to sunset.
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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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Set beneath the towering trees of Mount Tam, Rock Springs is the perfect jumping-off point for scenic hikes and quiet picnics—where trails, wildlife, and wide-open views begin.
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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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There are over 50 road cycling routes in Cascade Canyon Open Space Preserve. These routes cater to various skill levels, with 16 easy, 28 moderate, and 13 difficult options to choose from.
Road cycling routes in Cascade Canyon Open Space Preserve primarily traverse rolling hills and canyons. While the preserve features multi-use trails including fire roads and singletrack, the designated road cycling routes are typically on paved surfaces or well-maintained fire roads suitable for race bikes. You'll encounter varied gradients, from gentle climbs to more challenging ascents.
Yes, experienced riders will find several challenging routes. For instance, the Alpine Lake – Alpine Dam loop from Fairfax is a difficult 29.2-mile (47.1 km) trail featuring significant climbs and scenic reservoir views, taking nearly 3 hours to complete.
For those seeking a more relaxed ride, there are easy options available. The Splitrock Tap & Wheel – Fairfax loop from Fairfax is an easy 11.7-mile (18.9 km) trail that can be completed in about an hour, offering a pleasant ride through the local area.
Yes, the preserve offers elevated lookout spots. Inspiration Point, for example, provides expansive views across the preserve and Marin County, making it an ideal rest stop and a great place for wildlife observation.
Cascade Canyon is rich in natural beauty. You might encounter Cascade Falls, especially spectacular during the rainy season, and several perennial creeks like San Anselmo, Carey Camp, and Cascade creeks. The routes also pass through diverse forests of coast live oak and madrone, and in late winter and spring, you can enjoy abundant wildflower displays.
The preserve is enjoyable year-round, but late winter and spring are particularly beautiful due to the abundant wildflower displays. The perennial creeks flow strongly during the rainy season (winter to early spring), making Cascade Falls especially impressive. The diverse forests also provide ample shade, keeping canyon trails cool even on warmer days.
Parking is available, but it can be limited, especially during peak times. It's advisable to arrive early to secure a spot, particularly if you plan to visit on a weekend or holiday.
Yes, many of the routes in Cascade Canyon Open Space Preserve are designed as loops, allowing you to start and end at the same point. An example is the Nicasio Reservoir – Nicasio loop from Marin County, a moderate 36.4-mile (58.5 km) path offering a mix of open roads and reservoir views.
The area is highly rated by the komoot community, with an average score of 4.6 stars from over 120 reviews. Reviewers often praise the diverse terrain, the lush canyons, and the varied options for different ability levels, from easy loops to challenging climbs. Many appreciate the scenic beauty and the connection to other parklands for extended rides.
Absolutely. Cascade Canyon Open Space Preserve connects to adjacent parklands such as White Hill Open Space Preserve and Marin Municipal Water District (MMWD) lands. This connectivity allows for longer and more varied rides, expanding your exploration possibilities beyond the preserve's boundaries.
For a balanced ride, consider the Corte Madera Creek – Nicasio loop from Larkspur. This moderate 40.9-mile (65.9 km) route offers a good mix of challenge with an elevation gain of over 2,000 feet (632 m) and scenic views, taking around 3 hours to complete.


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