Fairfax – Cross Marin Trail loop from Lagunitas-Forest Knolls

Lagunitas-Forest Knolls

Fairfax – Cross Marin Trail loop from Lagunitas-Forest Knolls

Moderate

2.9

(3)

riders

Fairfax – Cross Marin Trail loop from Lagunitas-Forest Knolls

01:48

36.8km

410m

Road cycling

Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride. The starting point of the route is accessible with public transport.

Last updated: August 10, 2026

Tips

Includes short out-and-back sections

Your route doubles back at waypoints. If this isn’t intentional, adjust those waypoints’ positions.

After 2.24 km for 101 m

After 24.2 km for 42 m

Waypoints

Start point

Bus stop

Get Directions

2.29 km

San Geronimo

Highlight • Settlement

Slightly spread-out community nestled mostly along the creek valley with a friendly vibe and just a couple of eateries and convenience stores, though about twice a month volunteers offer a …

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6.41 km

White Hill Summit on Sir Francis Drake Boulevard

Highlight • Summit

Highest point between Fairfax and San Geronimo, the saddle was originally cut for the train in the 19th century, later widened for the highway. Can be busy but has a wide bike lane.

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10.5 km

Splitrock Tap & Wheel

Highlight • Cafe

Splitrock Tap & Wheel was built by diehard mountain bike riders for the community that we love; staffed and run by experienced, professional, approachable people who ride like you do, …

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10.7 km

Marin Museum of Bicycling

Highlight • Monument

Premier bicycle history museum and cultural center in Fairfax, displaying key examples from the 19th century Golden Age of Cycling, home to the Mountain Bike Hall of Fame, showcasing the …

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11.0 km

Fairfax

Highlight • Settlement

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 …

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24.2 km

Leo Cronin Fish Viewing Area

Highlight • Viewpoint

Lagunitas Creek offers some excellent opportunities to view salmon moving upstream

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28.2 km

Cross Marin Trail

Highlight (Segment) • Trail

This trail, part of the Pacific Coast Bike Trail (PCB), is a fantastic, mostly paved two-lane bike route that follows Lagunitas Creek under towering redwood forests and runs parallel to …

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35.6 km

Lagunitas

Highlight • Settlement

Small hamlet next to Samuel P Taylor State Park with a historic grocery store. A popular Marin Brewery is named after the town. Check out the Tea Museum in the street behind the store

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36.8 km

End point

Bus stop

Way Types & Surfaces

Way Types