Las Llajas Canyon and Rocky Peak Loop
Las Llajas Canyon and Rocky Peak Loop
3.3
(22)
53
riders
01:36
13.8km
460m
Mountain biking
This moderate 8.6-mile mountain biking loop in Marr Ranch Open Space offers diverse terrain and panoramic views of the Santa Susana Mountain
Last updated: February 26, 2026
Tips
Your route passes through protected areas
Please check local regulations for:
Marr Ranch Open Space
Rocky Peak Park
Waypoints
Start point
Get Directions
6.11 km
Highlight (Segment) • Trail
Tip by
13.8 km
End point
Way Types & Surfaces
Way Types
8.59 km
4.38 km
595 m
221 m
Surfaces
13.0 km
463 m
221 m
< 100 m
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Elevation
Highest point (810 m)
Lowest point (400 m)
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Weather
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Today
Saturday 23 May
23°C
12°C
0 %
Additional weather tips
Max wind speed: 10.0 km/h
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This route was planned by komoot.
Based on the tour data, it takes approximately 1 hour and 36 minutes to complete this mountain biking loop. However, this can vary depending on your pace, skill level, and how often you stop to enjoy the views.
The terrain is quite varied. The Las Llajas Canyon Trail section is primarily a smooth fire road with a gradual incline. In contrast, sections like Rocky Peak, Chumash, and Hummingbird Trails are more technical singletrack, featuring rocky, chunky sections and fast descents. Hummingbird Trail, in particular, is considered a black diamond trail due to its challenging features. Be aware that after rain, you might encounter water crossings on the Las Llajas Canyon portion.
While the Las Llajas Canyon Trail fire road section is relatively easy and suitable for beginners, the overall loop, especially when incorporating trails like Rocky Peak, Chumash, and Hummingbird, is rated as moderate. The technical descents on trails like Hummingbird can be challenging and may require less experienced riders to dismount. It's a good option for riders looking to combine easier climbs with more technical downhill sections.
You can expect spectacular panoramic views of the Santa Susana Mountains, Simi Valley, and even the distant Santa Monica Mountains. The area is characterized by striking sandstone boulders, unique geological formations (part of an ancient ocean bed), and oak savannahs. During spring, the Chumash Trail is especially known for beautiful wildflowers.
Spring is often recommended due to the pleasant temperatures and the chance to see wildflowers, especially along the Chumash Trail. Fall also offers good riding conditions. Summers can be very hot, so an early start is advisable if riding during warmer months. Be mindful of trail conditions after rain, as some sections can become muddy or have water crossings.
Yes, dogs are generally allowed on trails within the Marr Ranch Open Space, which includes this loop. However, they must be kept on a leash at all times. Please remember to pack out any waste.
Specific parking information for this loop often points to trailheads that provide access to the Las Llajas Canyon area. You can typically find parking near the entrance points to the Marr Ranch Open Space in Simi Valley. Always check local signage for designated parking areas and any restrictions.
Generally, there are no permits or entrance fees required for day use of the trails within Marr Ranch Open Space. However, it's always a good idea to check the official California State Parks website (ca.gov) for the most current regulations, as policies can change.
Yes, this loop incorporates several trails. The route primarily uses the Las Llajas Canyon Trail and Rocky Peak Trail. It also passes through sections of the Las Llajas, Marr Ranch Trail, Zoltan's Trail, El Toro Fire Truck Trail, and North Ridge Trail, offering a diverse riding experience.
Many mountain bikers use the Las Llajas Canyon Trail as an access point because it offers a relatively easy, gradual fire road climb. This allows riders to conserve energy for the more strenuous climb up Rocky Peak and then enjoy the technical fun of descending via singletrack trails like Chumash or Hummingbird, creating a balanced and exciting ride.