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Routes
Mountain biking trails
United States
Colorado
Gunnison County

401 Trail Loop

Hard

4.8

(2531)

7,341

riders

401 Trail Loop

02:41

22.3km

680m

Mountain biking

The 401 Trail Loop offers a quintessential high-alpine mountain biking adventure, pushing your limits with its difficult rating and substantial climbs. You'll experience the raw beauty of the mountains as you tackle 2234 feet (681 metres) of elevation gain over 13.8 miles (22.3 km), with the route typically taking around 2 hours and 40 minutes. The trail winds through scenic mountain passes like Schofield Pass, promising a memorable ride for those up to the challenge.

To plan your trip, aim for the summer and early fall months when the trail is free of snow. The trailhead is generally accessible by car, but given its popularity as one of the best trails for mountain biking, arriving early is recommended to secure parking. Always check local conditions before heading out, as weather can change rapidly in the mountains.

This loop is widely considered one of the most popular routes for mountain biking in the Crested Butte area, drawing riders from all over. Its reputation for demanding terrain and incredible views makes it a must-do for advanced mountain bikers looking for an iconic Colorado experience. It's a true test of skill and stamina, rewarding riders with a profound sense of achievement.

Last updated: June 9, 2026

Tips

Includes a very steep uphill segment

You may need to push your bike.

After 8.22 km for 916 m

Waypoints

A

Start point

Get Directions

1

7.44 km

Schofield Pass Road

Highlight (Segment) • Mountain Pass

A steady gravel climb up to Schofield Pass with scenic views.

Tip by

2

8.12 km

Schofield Pass

Highlight • Mountain Pass

Schofield Pass is with an elevation of 10,707 feet the high point on Gothic Road. Just around the corner is the entrance of the famous 401 trail.

Tip by

3

8.21 km

401 Trail

Highlight (Segment) • MTB Park

When you think of mountain biking in Crested Butte, 401 most likely crosses your mind, right? This legendary trail is a must for every mountain biker in the area. 401 is fun pure! And attention flower fans: Every year in July you cruise through a huge, colorful field of wildflowers.

Tip by

B

22.3 km

End point

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Way Types & Surfaces

Way Types

16.5 km

4.07 km

1.65 km

Surfaces

10.8 km

9.30 km

2.14 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 (3,450 m)

Lowest point (2,920 m)

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Weather

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Today

Monday 29 June

14°C

4°C

0 %

Additional weather tips

Max wind speed: 23.0 km/h

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Frequently Asked Questions

How long does it typically take to mountain bike the 401 Trail Loop?

The full loop is approximately 22.3 km (13.6-14 miles) and komoot estimates a duration of around 2 hours and 40 minutes for mountain biking. However, due to the strenuous climbing, high altitude, and technical sections, many riders find it takes longer, often 3-4 hours or more, depending on fitness and skill level.

What is the terrain like on this mountain biking trail?

The trail offers a diverse riding experience. It begins with a significant and steep climb up a gravel road, followed by an even steeper singletrack ascent through dense trees. While much of the singletrack is smooth and fast, you'll also encounter chunky, rutted, or technically demanding sections, especially in the latter half. Expect narrow trails, switchbacks, occasional rocky sections, and potential stream crossings. Even in mid-August, snowfields can be present at higher elevations.

What kind of scenery can I expect along the route?

The 401 Trail Loop is famous for its breathtaking alpine views. You'll be treated to sweeping vistas of Colorado's Elk Range, high-alpine lakes, and the majestic Mount Crested Butte. During mid-summer, the meadows are vibrant with wildflowers, and in the fall, the trail winds through stunning golden aspen groves.

Is the 401 Trail Loop suitable for beginner mountain bikers?

No, the 401 Trail Loop is generally rated as intermediate to advanced, or 'intermediate plus.' This is primarily due to the strenuous climbing, high altitude, and technical features on the descent. Beginners may find the sustained climbs and some exposed or rocky sections challenging. E-bikes are also not permitted on this trail.

What is the best time of year to mountain bike the 401 Trail Loop?

The best time to ride is typically mid-summer through early fall. Mid-summer offers incredible wildflower displays, while fall brings vibrant golden aspen colors. Be aware that snowfields can persist at higher elevations even into August, and the trail is usually only clear of snow from late June or early July until the first significant snowfalls in the autumn.

Where is the trailhead and is there parking available?

The 401 Trail Loop is located near Crested Butte, Colorado. The primary access point is often from the area around Schofield Pass Road. Parking is available, but it can fill up quickly, especially on peak summer weekends. Arriving early is highly recommended.

Are there any notable landmarks or points of interest along the trail?

Absolutely! The trail itself, known as the 401 Trail, is a highlight. You'll also pass through the scenic Schofield Pass area and ride along Schofield Pass Road. The stunning views of the Elk Range, Mount Crested Butte, and the expansive wildflower meadows are also major attractions.

Does the trail intersect other well-known paths?

Yes, the route also passes through sections of the ADT - Colorado C - Q - Seg 5, Trailriders 401 Trail, Gothic Bypass Road, Rustler Gulch Road 317.3C, Bellview Road, Emerald Lake Picnic Ground Road, Schofield Trail, Avery Peak Picnic Ground Road, Rustler Gulch Road, Washington Gulch Trail, Paradise Basin Road, Gothic Campground Road, Washington Gulch Trailhead Road, and Judd Falls.

Do I need a permit or pay an entrance fee to ride the 401 Trail Loop?

The 401 Trail Loop is located within Gunnison National Forest. Generally, there are no specific permits required for day-use mountain biking on this trail, nor are there entrance fees for the National Forest itself. However, always check with the local Forest Service office for the most current regulations before your visit, as rules can change.

Is the 401 Trail Loop dog-friendly?

Dogs are generally allowed on trails within Gunnison National Forest, including the 401 Trail Loop. However, they must be kept on a leash at all times to protect wildlife and ensure a pleasant experience for all trail users. Please remember to pack out all pet waste.

Is there a section of the 401 Trail Loop that is particularly challenging or can be skipped?

Yes, while the entire loop is challenging, many riders opt to skip the second half of the full loop. This section reportedly includes more difficult and technical climbing, making the initial climb and the main descent the most popular part of the ride. If you're looking for a slightly less strenuous experience, consider an out-and-back on the more renowned sections.

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