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Mountain biking trails
United States
California
Los Angeles County
Pasadena

El Prieto Trail loop from John Muir High School

Hard

4.9

(3593)

7,772

riders

El Prieto Trail loop from John Muir High School

01:49

21.2km

480m

Mountain biking

Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike. The starting point of the route is accessible with public transport.

Last updated: July 12, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Angeles National Forest

Waypoints

A

Start point

Bus stop

Get Directions
1

11.5 km

El Prieto Trail

Highlight • Trail

El Prieto Trail is a sweet singletrack with lots of switchbacks, stream crossings and rock gardens. Intermediate riders will love it.

Tip by

2

18.4 km

Burnt House Ruins on Fair Oaks Avenue

Highlight • Historical Site

The road south creates a nice, fast, gradual descent from the north side of Altadena. Just be safe and keep an eye out for cross-traffic at the intersections.

Tip by

B

21.2 km

End point

Bus stop

Loading

Way Types & Surfaces

Way Types

5.99 km

5.39 km

4.90 km

4.01 km

882 m

< 100 m

Surfaces

8.53 km

8.26 km

3.57 km

516 m

107 m

< 100 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 (720 m)

Lowest point (330 m)

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Weather

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Monday 5 October

38°C

24°C

-- %

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Max wind speed: -- km/h

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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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