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Bike touring routes & trails
United States
California
Los Angeles County

MASH Helipad & Backbone Trail Gravel loop from King Gillette Ranch

Routes
Bike touring routes & trails
United States
California
Los Angeles County

MASH Helipad & Backbone Trail Gravel loop from King Gillette Ranch

Hard

4.9

(7037)

7,038

riders

MASH Helipad & Backbone Trail Gravel loop from King Gillette Ranch

03:04

27.6km

910m

Cycling

Cycle a difficult 17.1-mile gravel loop from King Gillette Ranch to the MASH Helipad, gaining 2996 feet in the Santa Monica Mountains.

Last updated: February 26, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Malibu Creek State Park

Tapia Park

Waypoints

A

Start point

Parking

Get Directions

1

194 m

King Gillette Ranch

Highlight • Historical Site

One of the most stunning locales in the Santa Monica Mountains, 588-acre King Gillette Ranch offers a rare unspoiled view of California's rich archaeological, cultural, and historic resources, including a …

Tip by

2

296 m

Large visitor center in an adobe style compound on King Gillette Ranch State Park. Good restrooms, wifi, drinking water access even after hours.

Tip by

3

5.54 km

M*A*S*H Helipad, Malibu Creek State Park

Highlight • Historical Site

If you are a fan of the classic American TV show M*A*S*H, you might enjoy a trail run to the site where the outdoor scenes were filmed. The Helipad is …

Tip by

4

11.4 km

Castro Motorway Trail

Highlight (Segment) • Trail

The Castro Motorway is really a connector trail, bridging the gap between the Backbone Trail and Bulldog Motorway. Watch for rattlesnakes that sometimes sun themselves in the middle of the trail.

Tip by

5

13.8 km

Sandstone Rock Formations on the Backbone Trail

Highlight (Segment) • Natural Monument

This is part of the 67-mile-long Backbone Trail that traverses the beautiful Santa Monica Mountains. The trail crosses some of the best-protected stretches of coastal Mediterranean habitat in the world. …

Tip by

6

26.3 km

It's well worth following the sometimes steep forest road uphill to enjoy the surrounding views across the erstwhile 'empire' of King Gillette of razor's fame. Today the state park protects …

Tip by

B

27.6 km

End point

Parking

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Way Types & Surfaces

Way Types

16.6 km

5.05 km

2.75 km

1.88 km

903 m

410 m

< 100 m

Surfaces

21.1 km

2.63 km

1.48 km

1.36 km

1.05 km

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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 (730 m)

Lowest point (140 m)

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Weather

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Today

Monday 25 May

22°C

7°C

0 %

Additional weather tips

Max wind speed: 17.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

How long does it typically take to complete this gravel loop?

This challenging gravel loop is estimated to take over three hours to complete for touring cyclists. The total duration can vary based on your fitness level, the number of stops you make, and the specific conditions of the trail.

What kind of terrain can I expect on this route?

The MASH Helipad & Backbone Trail loop offers varied and challenging terrain. While some sections might be paved, the route primarily consists of unpaved segments, including fire roads and more technical singletrack. You'll encounter broad meadows, low ridgelines, and potentially need to push your bike through some difficult parts. The landscape features diverse plant communities like oak savannah, grassland, coastal sage scrub, chaparral, and riparian woodlands.

Where can I park to access the MASH Helipad & Backbone Trail loop?

The loop starts from King Gillette Ranch, which offers parking facilities. The ranch is also home to the Anthony C. Beilenson Visitor Center, providing a good starting point for your adventure in the Santa Monica Mountains National Recreation Area.

What are the main points of interest along the route?

This loop is rich with notable features. You'll pass by the iconic M*A*S*H Helipad, Malibu Creek State Park, the outdoor filming location for the classic TV show. Other highlights include the Castro Motorway Trail, stunning Sandstone Rock Formations on the Backbone Trail, and Inspiration Point - King Gillette Ranch State Park, offering 360-degree views.

Are there any permits or entrance fees required for this trail or Malibu Creek State Park?

While there are no specific permits required for cycling the Backbone Trail itself, parking fees may apply at certain access points, including within Malibu Creek State Park where the MASH Helipad is located. It's always a good idea to check the official California State Parks website for the most current information on fees and regulations for Malibu Creek State Park.

Is this gravel loop suitable for beginners?

No, this gravel loop is categorized as a "difficult" or "hard bike ride" requiring "very good fitness." With approximately 910 meters (nearly 3000 feet) of elevation gain over 27.6 kilometers, and segments that may require pushing your bike, it is not recommended for beginners. Experienced gravel cyclists will find it a rewarding challenge.

What is the best time of year to cycle this route?

The Santa Monica Mountains offer pleasant cycling conditions for much of the year. Spring and fall generally provide the most comfortable temperatures and vibrant scenery. Summers can be hot, especially in exposed areas, so starting early in the morning is advisable. Winters are typically mild but can bring rain, making some unpaved sections muddy and more challenging.

Are dogs allowed on this gravel loop?

Regulations regarding dogs can vary within the Santa Monica Mountains National Recreation Area and specific state parks like Malibu Creek State Park. Generally, dogs are permitted on paved roads and in campgrounds, but often restricted from unpaved trails to protect wildlife. It's best to check the specific rules for King Gillette Ranch and Malibu Creek State Park before bringing your dog.

What kind of views can I expect along the MASH Helipad & Backbone Trail loop?

Prepare for breathtaking views throughout the ride. You'll be treated to stunning panoramas of the Santa Monica Mountains Range and, in many areas, the vast Pacific Ocean. From Inspiration Point - King Gillette Ranch State Park, you can enjoy 360-degree vistas, including the distinctive rock formations of Malibu Creek State Park. The landscape is often described as serene, with dense chaparral and fragrant sages covering the canyon walls.

Does this route connect with other trails in the Santa Monica Mountains?

Yes, this route utilizes significant portions of the extensive Backbone Trail, which traverses the entire Santa Monica Mountains. Along this loop, you will also encounter sections of the Backbone Trail - Mesa Peak Motorway, Bulldog Motorway, Tapia Spur Trail, Crags Road, and Castro Motorway, among others, offering connections to a wider network of paths.

What type of bicycle is best suited for this gravel loop?

Given the 'difficult' rating, significant elevation gain, and varied terrain including unpaved sections, a robust touring bicycle or a gravel bike with appropriate gearing and wider, knobby tires is highly recommended. Mountain bikes would also be suitable. Road bikes are not advised due to the challenging gravel and potentially technical segments.

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