4.9
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9,408
hikers
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27.8km
1,520m
Hiking
Hike the challenging 17.3-mile East Snowmass Trail through Maroon Bells-Snowmass Wilderness, gaining 4994 feet to Willow Lake Basin.
Last updated: February 26, 2026
Tips
Your route passes through protected areas
Please check local regulations for:
Maroon Bells–Snowmass Wilderness
Waypoints
Start point
Parking
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13.8 km
Highlight • Lake
Tip by
27.8 km
End point
Parking
Way Types & Surfaces
Way Types
27.2 km
554 m
Surfaces
27.2 km
554 m
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Elevation
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Sunday 12 July
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This route was planned by komoot.
The East Snowmass Trailhead is located near Aspen, Colorado. Specific parking details are often managed by the US Forest Service. For the most current information on trailhead access and parking regulations, including any potential shuttle requirements, it's best to check the official USDA Forest Service website.
Yes, the East Snowmass Trail is generally dog-friendly, but always ensure your dog is under control and follow all leash regulations and Leave No Trace principles within the Maroon Bells-Snowmass Wilderness. Be mindful of wildlife and other hikers.
The best time to hike the East Snowmass Trail is typically from late spring through early fall, when the trail is free of snow. During spring, you might see a spectacular waterfall from runoff and wildflowers in the alpine meadows. Fall offers stunning aspen colors. Be prepared for changing weather conditions at higher elevations.
While there isn't a general entrance fee for the Maroon Bells-Snowmass Wilderness itself, permits are required for overnight stays in certain zones. Additionally, bear canisters are mandatory for all backpackers. It's crucial to check the latest regulations and permit requirements on the USDA Forest Service website before your trip, especially if planning an overnight.
The terrain is varied and challenging. It begins with a steep ascent through dense forests, transitioning to meadows and then a moderately steep climb with some steeper sections. You'll cross creeks and open avalanche chutes. The upper sections feature vast alpine meadows, rolling tundra, and open terrain rimmed by red-rock cliffs and multi-hued peaks.
Expect breathtaking and diverse scenery. Initially, dense forests give way to views of red cliffs and hillsides with aspen and evergreens. Higher up, you'll find expansive alpine meadows, especially beautiful with wildflowers in season. From East Snowmass Pass, you'll be rewarded with fine views of the Willow Lake Basin, Pyramid Peak, Castle Peak, and other 13,000-ft. peaks.
The Maroon Bells-Snowmass Wilderness offers opportunities for wildlife viewing. Hikers may spot deer, elk, and various bird species. Always maintain a safe distance and never feed wild animals.
Yes, this trail serves as an excellent gateway for multi-day backpacking. It can be extended into a loop over Willow and Buckskin Passes, returning via the Maroon-Snowmass trail, or connect to Snowmass Lake. Remember that advance reservation permits and bear canisters are required for overnight stays in designated zones.
Yes, the East Snowmass Trail is part of a larger network within the wilderness. The route itself covers 93% of the East Snowmass Trail and also passes through sections of the Geneva Lake Trail, Maroon-Snowmass Trail, Ditch Trail, and Willow Lake Trail.
This trail offers a significant level of solitude compared to more popular routes in the area, leading deep into the heart of the Maroon Bells-Snowmass Wilderness. Its challenging nature, remote feel, and stunning alpine environment provide an authentic and immersive wilderness experience.
No, the East Snowmass Trail is considered a difficult and demanding hike. With a significant elevation gain over its length, it is best suited for fit, well-acclimated, or experienced hikers.
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