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Mountain biking trails

Mountainbike loop from Larkspur

Routes

Mountain biking trails

Mountainbike loop from Larkspur

Moderate

3.3

(13)

riders

Mountainbike loop from Larkspur

02:28

27.8km

610m

Mountain biking

Moderate mountain bike ride. Good fitness required. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: July 7, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Blithedale Summit Open Space Preserve

Baltimore Canyon Open Space Preserve

Waypoints

Start point

Train Station

Get Directions

7.69 km

Baltimore Canyon Open Space Preserve

Nature Reserve

12.1 km

Old Railroad Grade Trail Gate Overlook

Highlight • Viewpoint

Sweeping views south and east, all the way to SF, and Mt Tam right above behind you to the north. The bench is dedicated to the family who built their house in front of you 60 years ago.

Tip by

12.2 km

Railroad Grade at Fern Canyon & Summit

Highlight • Trail

Uphill from this intersection a portion of the Railroad Grade has been taken over by Fern Canyon Rd after the Mt Tam railroad closed. A short distance uphill on pavement …

Tip by

13.9 km

Former Railroad and Gravity Car Station

Highlight • Historical Site

There are still remnants of old train platforms visible where the Gravity cars used to intersect with the Mt Tam Railroad.

Tip by

14.8 km

Old Railroad Grade: Blithedale to Gravity Car

Highlight • Trail

Bottom section of the most gradual route to Mt Tam summit, following the former tourist train that worked it's way up from Mill Valley til the 1930s

Tip by

27.8 km

End point

Train Station

Way Types & Surfaces

Way Types

12.0 km

7.62 km

5.81 km

1.10 km

951 m

387 m

Surfaces

7.56 km

6.98 km

6.83 km

3.87 km

2.29 km

292 m

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (380 m)

Lowest point (0 m)

Weather

Today

Wednesday 26 August

34°C

13°C

0 %

Additional weather tips

Max wind speed: 17.0 km/h

to get more detailed weather forecasts along your route

Comments

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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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Mountainbike loop from Larkspur

Old Railroad Grade Trail Gate Overlook

Railroad Grade at Fern Canyon & Summit

Former Railroad and Gravity Car Station

Old Railroad Grade: Blithedale to Gravity Car

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