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Routes
Mountain biking trails
United States
Colorado
Gilpin County

Rollins Pass Road

Hard

2.9

(16)

74

riders

Rollins Pass Road

04:26

44.2km

850m

Mountain biking

Prepare for a demanding mountain biking adventure on Rollins Pass Road, a difficult 27.5 miles (44.2 km) route that climbs through the Arapaho and Roosevelt National Forests. As you ascend, you'll navigate past conifer trees and impressive granite walls, eventually breaking out above the treeline. This challenging ride involves gaining 2781 feet (848 metres) of elevation, typically taking around 4 hours and 25 minutes to complete. You'll experience high-alpine scenery, passing landmarks like Yankee Doodle Lake and Jenny Lake. From the 11,676-foot summit, expansive views of the Indian Peaks and James Peak wilderness areas await you.

Before you set out, be aware that Rollins Pass Road is rated as difficult, often compared to a 'black diamond' trail. You should be prepared for rocky and muddy sections, especially if you plan to mountain bike the entire route. Some parts, particularly near the Needle's Eye Tunnel, might even require you to carry your bike. Always be ready for rapidly changing weather conditions in the high altitude; snow can occur even during summer months.

Beyond the natural beauty, Rollins Pass Road offers a journey through history. The route features fascinating historical remnants, including the unique Needle's Eye Tunnel. You will also encounter the thrilling Trestle Bridge, a significant structure at Rollins Pass. These elements provide a glimpse into the past, adding another layer of interest to your high-alpine cycling experience.

Last updated: April 23, 2026

Tips

Includes a very steep uphill segment

You may need to push your bike.

After 21.2 km for 122 m

Waypoints

A

Start point

Parking

Get Directions

1

21.0 km

Needle's Eye Tunnel

Highlight • Structure

The Needle's Eye Tunnel was a short high altitude railroad tunnel on the Denver to Salt Lake Railway. It was closed in 1990 due to rock fall.

Tip by

2

22.1 km

Built in 1905 and at an elevation of 11,600 feet, this is the remnants of the old train trestle that connected Denver to Winter Park. The tracks were removed in 1938 and the bridge was used for automobile traffic until 1955. These days it can only be accessed by hiking or biking.

Tip by

B

44.2 km

End point

Parking

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Way Types & Surfaces

Way Types

36.6 km

4.27 km

1.91 km

1.05 km

356 m

Surfaces

33.1 km

9.52 km

1.05 km

593 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 (3,510 m)

Lowest point (2,800 m)

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Weather

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Monday 6 July

22°C

11°C

-- %

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Frequently Asked Questions

What is the best time of year to mountain bike Rollins Pass Road?

The best time to ride Rollins Pass Road is typically from late June or early July through early fall, usually September. Due to its high elevation, snow can persist well into summer, and conditions can change rapidly, even in August. Always check weather forecasts before you go, as snow is possible at the summit even during summer months.

What is the terrain like on this route?

The terrain on Rollins Pass Road is challenging and varied. While some lower sections near Rollinsville might be smooth dirt, the trail quickly becomes rougher with sharp embedded rocks, loose rocks, and frequent mud holes, especially on the west side. The last eight miles are particularly rocky, often described as 'boulderish,' making a full-suspension mountain bike highly recommended for comfort and control. Expect some 'hike-a-bike' sections, especially near the Needle's Eye Tunnel.

Where can I park to access Rollins Pass Road?

Parking is available at various points along the route. On the east side, you can typically find parking near Rollinsville. On the west side, access points are often near Winter Park. Given the trail's popularity, especially on weekends, arriving early is advisable to secure a spot. Always ensure you are parking in designated areas and not blocking any roads or private access.

Are dogs allowed on the trail?

Yes, dogs are generally allowed on Rollins Pass Road as it is located within the Arapaho and Roosevelt National Forests. However, they must be kept on a leash at all times to protect wildlife and ensure the safety of other trail users. Please remember to pack out all pet waste.

Do I need a permit or pay an entrance fee to ride Rollins Pass Road?

No, there are typically no specific permits or entrance fees required to access Rollins Pass Road itself. However, as it is located within the Arapaho and Roosevelt National Forests, standard national forest regulations apply. Always check the official US Forest Service website for any current alerts or specific area restrictions before your visit.

What historical landmarks or viewpoints can I see along the way?

Rollins Pass Road is rich in history and offers stunning views. You'll encounter remnants of the historic railroad, including large timbers from continuous snow sheds. Key historical features include the Needle's Eye Tunnel and the thrilling The Trestle Bridge at Rollins Pass near the summit. Scenic viewpoints include Yankee Doodle Lake and Jenny Lake, and from the 11,676-foot summit, you'll get expansive views of the Indian Peaks and James Peak wilderness areas.

Is Rollins Pass Road suitable for beginners?

No, Rollins Pass Road is generally considered a difficult or 'black diamond' route for mountain biking. While the grade is gentle, the technical surface with sharp rocks, loose terrain, and mud holes makes it very challenging. Beginners would likely find it frustrating and potentially unsafe. It's best suited for experienced mountain bikers with appropriate equipment.

What type of bike is recommended for this trail?

Given the extremely rocky and technical nature of the trail, especially the upper sections, a full-suspension mountain bike is highly recommended for comfort and control. While some sections might be rideable on a gravel bike, the last eight miles particularly warrant a robust mountain bike to handle the 'boulderish' road and challenging descents.

Does the trail intersect other well-known paths?

Yes, the route primarily follows Rollins Pass Road for much of its length. However, it also passes through sections of the Needle Eye Bypass Trail, Jenny Creek Trail, Jenny Creek, Boulder Wagon Road, Rollins West, Spruce Wye, and briefly touches the South Boulder Creek Trail and Forest Lakes Trail.

Are there any specific challenges or insider tips for riding Rollins Pass Road?

Be prepared for significant technical challenges, especially on the upper sections. The last eight miles are notoriously rocky, making a full-suspension mountain bike almost essential for an enjoyable experience. Also, be aware of 'hike-a-bike' sections, particularly around the Needle's Eye Tunnel. Weather can change rapidly at high altitudes, so pack layers and be ready for anything, including snow, even in summer.

What amenities are available near Rollins Pass Road?

The trail is located between the towns of Winter Park and Rollinsville. Winter Park offers a wider range of amenities, including bike shops, restaurants, and lodging. Rollinsville is a smaller community with more limited services. Nederland is another nearby town that can offer additional options for supplies or dining.

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