Fairfax – Alpine Lake - Bon Tempe Dam loop from Fairfax

Fairfax – Alpine Lake - Bon Tempe Dam loop from Fairfax

Hard

4.8

(2837)

7,389

riders

Fairfax – Alpine Lake - Bon Tempe Dam loop from Fairfax

03:35

38.6km

950m

Gravel riding

Hard gravel ride. Very good fitness required. Mostly paved surfaces. The starting point of the route is accessible with public transport.

Last updated: October 1, 2026

Tips

Includes short out-and-back sections

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

After 135 m for 48 m

After 4.07 km for 194 m

After 9.62 km for 134 m

Waypoints

Start point

Bus stop

Get Directions

159 m

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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4.16 km

Sky Oaks Road (junction with Shaver Grade Road)

Highlight • Trail

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 …

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5.06 km

Alpine Lake - Bon Tempe Dam

Highlight • Lake

Great stop for a photo

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9.67 km

Pine Mountain Fire Road

Highlight (Segment) • Trail

Pine Mountain Fire Road is the continuation of San Geronimo Ridge Fire Road which begins at Peter’s Dam (at the Shafter bridge crossing on Sir Francis Drake Boulevard at the …

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24.2 km

Gary Giacomini Open Space Preserve

Nature Reserve

32.6 km

Fairfax Falls 🌊

Highlight • Waterfall

Best appreciated after winter rainfall, this waterfall is right along Old White Hill Grade trail. If surprised by a shower the massive pipe channeling the usually small trickle of water …

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38.1 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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38.3 km

Gestalt Haus is a great get together for cyclists. The restaurant has an indoor bicycle garage, european craft beers and great sausages. What else can you wish for after an awesome mountain bike loop?

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