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Routes
Mountain biking trails
United States
Nevada
Clark County
Boulder City

Caldera Loop — Bootleg Canyon

Easy

4.8

(7680)

14,730

riders

Caldera Loop — Bootleg Canyon

00:42

6.99km

140m

Mountain biking

An easy 4.3-mile mountain biking loop in Bootleg Canyon, offering desert scenery and views of the Las Vegas Valley and Lake Mead.

Last updated: February 26, 2026

Waypoints

A

Start point

Parking

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1

1 m

Bootleg Canyon

Highlight • MTB Park

Bootleg Canyon is a great bike park just next to Boulder City and close to Las Vegas. You will find an extended network of trails for mountain biking as well as hiking. With lots of options to combine different trails, beautiful lake views and mountains of lava rock, Bootleg Canyon is considered to have some of the best mountain biking in the country and is open all year long and also a nice night-riding destination.

Tip by

2

2.43 km

Caldera Loop

Highlight • MTB Park

The Caldera Loop is a great trail within Bootleg Canyon Park close to Boulder City. You can ride either the outer or the inner loop or combine the two for a bigger adventure. The Inner Caldera Loop, though, is one of the few loops that is not a combination of several different trails. You can expect typical desert scenery and great views towards Boulder City and Las Vegas.

Tip by

B

6.99 km

End point

Parking

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Way Types & Surfaces

Way Types

6.84 km

156 m

Surfaces

6.93 km

< 100 m

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Elevation

Elevation

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Highest point (990 m)

Lowest point (870 m)

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Weather

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Today

Saturday 4 July

39°C

23°C

0 %

Additional weather tips

Max wind speed: 19.0 km/h

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Frequently Asked Questions

Is the Caldera Loop suitable for beginner mountain bikers?

While komoot classifies this specific route as easy, the Caldera Loop is generally considered an intermediate trail within the Bootleg Canyon system. It features a steep initial climb and some technical sections. There is also a more challenging "Inner Caldera Loop" for advanced intermediate riders, characterized by very rocky terrain. Beginners should be prepared for some technical demands.

How long does it typically take to complete the Caldera Loop?

The route is approximately 7 kilometers (4.3 miles) long and typically takes around 40-45 minutes to complete on a mountain bike. This duration can vary based on your riding speed, skill level, and how often you stop to enjoy the views.

What kind of terrain and scenery can I expect on the Caldera Loop?

The Caldera Loop winds through a unique desert landscape with volcanic rocks, offering a mix of technical rock sections, rock gardens, and flowy singletrack. You'll experience impressive and colorful rockscapes, with constant panoramic views of the surrounding mountains, the Las Vegas Valley, and Lake Mead, especially from higher elevations.

Where can I park to access the Caldera Loop trail?

The Caldera Loop is part of the extensive Bootleg Canyon trail system, which is easily accessible from Boulder City, Nevada. There are designated parking areas at the trailheads within Bootleg Canyon. Shuttle services are also available on weekends for accessing upper trails.

Are there any permits or entrance fees required to ride in Bootleg Canyon?

Generally, there are no specific permits or entrance fees required to access the trails within the Bootleg Canyon Mountain Bike Park itself. However, it's always a good idea to check the official Boulder City or park website for any updated regulations or special event fees before your visit.

Is the Caldera Loop dog-friendly?

While the Bootleg Canyon area is generally open to visitors, specific regulations regarding dogs on mountain bike trails can vary. It's best to check local signage or the official park guidelines for current rules on whether dogs are permitted on the Caldera Loop and if they need to be leashed.

What is the best time of year to mountain bike the Caldera Loop?

The trails are rideable year-round, but spring and early fall (March-May and October-November) are highly recommended. Summer temperatures in the Mojave Desert can exceed 100 degrees Fahrenheit (38°C), making riding challenging and potentially unsafe. Winter can also be pleasant, though mornings can be chilly.

Does the Caldera Loop intersect with other trails in Bootleg Canyon?

Yes, the Caldera Loop is a central part of the Bootleg Canyon network. This specific route primarily follows the Caldera trail, but it also passes through sections of the Inner Caldera, Connector (Caldera/Inner Caldera), Boy Scout, and Skyline trails, offering connections to many other paths within the system.

Are there any specific viewpoints or landmarks along the Caldera Loop?

The entire Caldera Loop offers continuous scenic views. You'll frequently encounter panoramic vistas of the surrounding mountains, the Las Vegas Valley, and Lake Mead. The unique volcanic rock formations themselves serve as natural landmarks, and sunset rides are particularly noted for their beauty.

What should I bring for a mountain bike ride on the Caldera Loop?

Given the desert environment, essential items include plenty of water, sun protection (sunscreen, hat, sunglasses), and appropriate mountain biking gear. Due to the technical and rocky terrain, a well-maintained mountain bike, helmet, gloves, and basic repair tools are highly recommended. Consider bringing snacks and a first-aid kit.

Are there any local tips for riding the Caldera Loop?

For a slightly less strenuous experience, consider riding the main Caldera Loop counter-clockwise to tackle the steepest climb earlier. If you're looking for a significant technical challenge, explore the Inner Caldera Loop, but be prepared for very rocky sections. Always check weather conditions, especially for extreme heat in summer, and carry more water than you think you'll need.

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