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Routes
Mountain biking trails
United States
California
San Mateo County
Pacifica

Devil's Slide – Ace Trail loop from Pacifica

Routes
Mountain biking trails
United States
California
San Mateo County
Pacifica

Devil's Slide – Ace Trail loop from Pacifica

Moderate

4.7

(3925)

14,980

riders

Devil's Slide – Ace Trail loop from Pacifica

03:08

37.7km

720m

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: April 30, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Golden Gate National Recreation Area

Waypoints

A

Start point

Bus stop

Get Directions

1

1.02 km

Old San Pedro Mountain Rd trailhead at Higgins Rd, Pacifica

Highlight • Trail

Gate to prevent cars entering the gravel road that leads to the popular mountain bike alternate route affectionately dubbed Planet of the Apes, leading through McNee Ranch to Montara, avoiding the busy Highway 1

Tip by

2

2.71 km

Pacifica Vista on Old San Pedro Mountain Road

Highlight • Viewpoint

From this spot on Old San Pedro Mountain Road, you get truly stunning, panoramic views of the Pacific Ocean and surrounding foothills and grasslands. This is a great spot to …

Tip by

3

5.20 km

Old San Pedro Mountain Road summit

Highlight • Summit

This isn't the sort of road you'd take a vehicle on, nowadays - but it's great for nontechnical mountain biking, and this high point gives you nice views over the surrounding hills.

Tip by

4

7.19 km

Pacific to SF Bay Panorama

Highlight • Viewpoint

Great panoramic view from Bay to Sea, sadly overlooking San Francisco's biggest prison complex ...

Tip by

23.0 km

Fitzgerald Marine Reserve

Nature Reserve

6

27.2 km

Farallone Creek trail access – Montara State Beach 🏖️

Highlight • Beach

Mountain bikes can choose between the coastal single track trail along the cliff's edge and the wider service trail along Farallone Creek to access the central section of Montara State Beach that's serviced by life guards in summer.

Tip by

7

32.0 km

Southern Devil's Slide Trailhead gate and overlook

Highlight • Trail

At the southern opening of the 2013 Tom Lantos tunnels the old road is now a bike trail.

Tip by

8

33.1 km

Devil's Slide

Highlight • Cycleway

While the whole section of the bike trail, now closed to car traffic since the 2013 opening of the tunnel, clings precariously to the cliffside, the worst of the actual …

Tip by

9

34.8 km

Ace Trail

Highlight (Segment) • Trail

Best way to bypass the dangerous and shoulderless Cabrillo Highway 1. A better paved trail is planned and might be available by 2024.

Tip by

B

37.7 km

End point

Bus stop

Loading

Way Types & Surfaces

Way Types

12.3 km

9.64 km

7.03 km

6.51 km

1.97 km

202 m

< 100 m

Surfaces

12.6 km

10.1 km

9.49 km

4.09 km

862 m

591 m

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Elevation

Elevation

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

Highest point (280 m)

Lowest point (0 m)

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Weather

Powered by Foreca

Today

Sunday 12 July

17°C

12°C

11 %

Additional weather tips

Max wind speed: 14.0 km/h

to get more detailed weather forecasts along your route

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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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