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Mountain biking trails

Old Mine Trail (lower) 🌲 – Coast View Trail loop from Muir Woods National Monument

Routes

Mountain biking trails

Old Mine Trail (lower) 🌲 – Coast View Trail loop from Muir Woods National Monument

Moderate

4.8

(3710)

11,562

riders

Old Mine Trail (lower) 🌲 – Coast View Trail loop from Muir Woods National Monument

02:29

25.4km

660m

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: March 24, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Mount Tamalpais State Park

Muir Beach (GGNRA)

Marin Headlands

Waypoints

Start point

Bus stop

Get Directions

2.51 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

3.28 km

Hogback Junction

Highlight • Trail

Hogback fire road climbs up to this point along the spine of a ridge, mostly steep and direct.

Tip by

3.89 km

Fern Creek and spring

Highlight • River

Delicious water emerging from the rock wall just past the creek along the fire road

Tip by

4.32 km

Railroad Grade Fire Road Overlook to San Francisco

Highlight • Viewpoint

On clear days views open up along the trail across the bay and including the San Francisco skyline

Tip by

5.02 km

Flowy downhill section above Laguna Creek

Highlight • Trail

After looping around West Point the Railroad Grade trail snakes through open and tree-lined sections with fun curves.

Tip by

8.51 km

Old Mine Trail's lower section climbs from the intersection of Dipsea, Coastal, and Dear Park Rd trails at Cardiac Hill gently to the busy Pantoll trailhead/campground/Ranger Station at the intersection …

Tip by

9.40 km

Coast View Trail

Highlight (Segment) • Trail

Not only does Coast View Trail stage vistas of beautiful coastal hillsides and the ocean in front of you as you descend, but it also happens to be a very …

Tip by

16.7 km

Dias Ridge Trail

Highlight (Segment) • Trail

25.4 km

End point

Bus stop

Way Types & Surfaces

Way Types

17.6 km

3.65 km

1.67 km

1.36 km

1.10 km

Surfaces

16.3 km

6.40 km

1.97 km

643 m

< 100 m

Elevation

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

Highest point (530 m)

Lowest point (10 m)

Weather

Today

Saturday 16 May

21°C

10°C

0 %

Additional weather tips

Max wind speed: 32.0 km/h

to get more detailed weather forecasts along your route

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

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Old Mine Trail (lower) 🌲 – Coast View Trail loop from Muir Woods National Monument

Old Railroad Grade: Blithedale to Gravity Car

Hogback Junction

Fern Creek and spring

Railroad Grade Fire Road Overlook to San Francisco

Flowy downhill section above Laguna Creek