5.0
(5)
133
hikers
21
hikes
Hiking in Molas Pass Wsa Wilderness Study Area offers access to the San Juan Mountains, characterized by high alpine terrain, diverse geology, and panoramic vistas. The region features alpine meadows, picturesque lakes like Molas Lake and Little Molas Lake, and historic mining traces. These physical features provide varied landscapes for outdoor exploration.
Last updated: May 12, 2026
13
hikers
33.0km
11:48
1,000m
950m
Embark on Colorado Trail: Segment 25, a challenging high-alpine hike that spans 20.5 miles (33.0 km) and demands a significant 3287 feet (1002 metres) of elevation gain. This difficult route, estimated to take 11 hours and 48 minutes, immerses you in a landscape of expansive vistas, often above the treeline. You will traverse open valleys, discover meadows vibrant with wildflowers in July, and pass by serene alpine lakes like Little Molas Lake, all while enjoying the sounds of clear creeks.
Planning your visit is key for this demanding segment. The best time to hike is typically during July and August, when the high-alpine tundra is at its most beautiful. Be prepared for high altitudes, as the trail largely stays above 11,000 feet, reaching around 12,500 feet. Parking is generally available near Molas Pass, which serves as the starting point for this adventure.
This segment offers a truly rewarding experience for those seeking a deep immersion in the San Juan National Forest. You will encounter truly panoramic 360-degree views, with towering peaks such as Engineer Mountain dominating the skyline. The route is a prime example of the Colorado Trail's rugged beauty, providing a memorable journey through one of the state's most iconic long-distance paths.
11
hikers
15.5km
06:20
1,020m
570m
Hike the difficult 9.6-mile Vestal Basin via Colorado and Elk Creek Trail for stunning views and a challenging climb in San Juan National Fo

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12
hikers
6.67km
02:28
240m
160m
Hike the Colorado Trail - Twin Sisters Trail, a moderate 4.1-mile route in San Juan National Forest with 779 feet of elevation gain.
2
hikers
5.01km
03:07
680m
10m
Embark on the challenging Snowdon Peak hike, a difficult 3.1 miles (5.0 km) route that demands a significant effort. You will ascend 2217 feet (676 metres) over an estimated 3 hours and 6 minutes, traversing through serene pine forests before reaching high alpine meadows. As you climb, Snowdon Peak often comes into view, offering a constant reminder of the summit ahead and the strenuous, yet rewarding, journey.
Be prepared for the route to become significantly more demanding as you near the summit, involving Class 3 scrambling over rugged rock and tundra. The trail can be tricky to follow in its upper sections, so keep an eye out for cairns or be ready to navigate steep, rocky terrain. This route is best enjoyed in the summer for rock scrambling, or in the spring if you have experience with snow climbing.
From the top of Snowdon Peak, you are rewarded with expansive panoramic views across the San Juan Mountains, including prominent landmarks like Engineer Mountain and the shimmering Molas Lake. This makes the difficult ascent worthwhile, offering a unique perspective of the surrounding wilderness. The trail provides a true test of endurance and navigation skills within the San Juan National Forest.
2
hikers
4.85km
01:37
40m
160m
Embark on a moderate hike around Little Molas and Molas Lakes, a 3.0-mile (4.9 km) route that takes about 1 hour and 37 minutes to complete. You will gain 146 feet (44 metres) in elevation as you explore the high alpine environment. The path winds through expansive meadows and spruce-fir forests, offering clear views of picturesque alpine lakes like Little Molas Lake. Look out for panoramic vistas of the San Juan Mountains, including the Grenadier Range and Engineer Peak, as you traverse the landscape.
Access the Little Molas Lake Trailhead conveniently from the scenic Million Dollar Highway. Parking is typically available right at the trailhead, making your start straightforward. Be prepared for potential creeks and occasional snow patches on the route, even if you visit during the summer months. This trail offers an accessible way to experience the high country.
This route is set within the San Juan National Forest, providing a true high alpine experience. You will find Little Molas Lake situated at nearly 11,000 feet, showcasing the unique ecosystem of this elevation. Keep an eye out for local wildlife such as deer and elk, and enjoy the vibrant wildflowers that dot the terrain during warmer months.
1.64km
00:33
130m
0m
Embark on an easy hike up Sultan Peak, a short but rewarding route in the San Juan National Forest. This trail covers 1.0 miles (1.6 km) and involves a gentle climb of 441 feet (134 metres), taking approximately 32 minutes to complete. As you ascend, you will experience lush wildflower biozones and alpine tundra, leading to impressive 360-degree panoramic views of the surrounding San Juan Mountains. From higher points, you can spot Silverton and Kendall Mountain, along with a vast 'sea of peaks' that includes Engineer Mountain. It is a perfect way to quickly immerse yourself in the Colorado mountains and enjoy expansive vistas.
Before heading out to Sultan Peak, it is wise to check current local conditions, especially regarding snow or adverse weather, to ensure a pleasant hiking experience. The trail is generally accessible, and you will typically find parking available at the various trailheads within the San Juan National Forest. Planning your visit during the best season for hiking will help you avoid any unexpected challenges. Always be prepared for mountain weather changes, even on shorter excursions.
Sultan Peak is known for its unique position that offers a full circle of views, making it a standout in the region for its scenic payoff. The trail provides a quick escape into the high country, allowing you to witness the diverse ecosystems from wildflower meadows to alpine environments. It serves as an excellent introduction to the grandeur of the San Juan Mountains without requiring a full day's commitment, making it ideal for those with limited time or seeking a lighter adventure.
5.0
(2)
25
hikers
13.0km
04:13
590m
590m
Hike the Colorado Trail from Molas Pass to the Animas River, a moderate 8.0-mile route with stunning San Juan Mountain views.
5.0
(2)
15
hikers
17.9km
06:35
530m
530m
Embark on the Crater Lake Trail, a challenging hike that spans 11.1 miles (17.9 km) and demands a significant 1749 feet (533 metres) of elevation gain. This difficult route will take you approximately 6 hours and 35 minutes to complete, guiding you through the rugged beauty of the Weminuche Wilderness. You will pass the tranquil Andrews Lake before reaching the stunning Crater Lake, a pristine alpine gem nestled high in the mountains.
Planning your visit to Crater Lake Trail requires careful consideration, as it is situated in a remote wilderness area. Parking is generally available near the trailhead, but you should always verify local regulations and current conditions before you head out. Be prepared for a full day of hiking in a high-altitude environment, ensuring you have all necessary supplies and are acclimatized. Checking weather forecasts and trail reports is also crucial for a safe and enjoyable experience.
The Crater Lake Trail offers a deep dive into the heart of the Weminuche Wilderness, showcasing a unique alpine ecosystem. This area is known for its dramatic mountain landscapes and the untouched beauty of its high-altitude lakes. The journey to Crater Lake itself is a testament to the wild character of this region, rewarding your efforts with unparalleled natural scenery. It stands as a prime example of the raw, untamed beauty found within Colorado's expansive wilderness.
10
hikers
16.6km
04:48
430m
430m
Hike the moderate Colorado Trail - Twin Sisters Trail, a 10.3-mile route with 1401 feet of gain in the San Juan National Forest.
5.0
(1)
4
hikers
9.85km
05:17
640m
640m
Start your adventure to Snowdon Peak from Andrews Lake, a difficult hike covering 6.1 miles (9.9 km) with a significant 2113 feet (644 metres) of elevation gain. You can expect this journey to take around 5 hours and 17 minutes. The trail begins with pleasant views before you ascend through lush meadows and forested hillsides. As you climb higher, you will get expansive vistas of the San Juan Mountains, with clear views of Twin Sisters and Jura Knob. Be ready for rugged terrain, including talus and slabs, especially as you approach the summit. If you like tough climbs, this route offers a diverse experience, from moderate strolls to challenging scrambles.
The initial section of the trail from Andrews Lake is generally well-maintained, offering a clear path to begin your ascent. However, be prepared for potentially marshy areas as you cross meadows, and you might encounter deadfall in the forested sections. If you plan to continue to the summit, be aware that the route involves Class 3 and 4 scrambling. These sections come with considerable exposure and require good route-finding skills, so make sure you are comfortable with such challenges before you go.
This route takes you deep into the Weminuche Wilderness, offering a true alpine experience. The stunning scenery unfolds as you progress, showcasing the natural beauty of this remote area. The journey to Snowdon Peak provides a chance to immerse yourself in a wild landscape, far from urban distractions, making it a notable destination for experienced hikers seeking solitude and grand views.
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Popular around Molas Pass Wsa Wilderness Study Area
Lime Creek is the last decent and reliable water source if you hike the Colorado Trail southbound. There is a nicely shaded spot to take a break and filter the water. Campspots are not too easy to find here though.
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Take a good look at Engineer Mountain, with its peak resembling a volcanic plug from a massive eruption 25–30 million years ago, sitting above a broad base. From the south, it looks like a balanced pyramid.
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Celebration Lake is home to tons of axolotls! They are most active in the afternoon when the water is warmer. The lake is accessible by car, so you might have to share this spot with car campers. But no worries, there are plenty of options to pitch your tent.
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The Colorado Trail is the only long-distance trail to let you stop a train in the middle of the wilderness. Take the short spur trail to Elk Park where you can flag down the train to take you into Silverton. The usual rate is 35 Dollars, but it is up to the conductor to charge less or even nothing.
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Segment 25 of the Colorado Trail leads into the stunning, colorful San Juan Mountains and takes you along small lakes and to bubbling creeks and rushing rivers. The ascents and descents are not as steep as further north (east) along the trail.
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Molas Pass sits a few yards below where the Colorado Trail passes the US 550 highway. Walk south 250 feet to the spur trail to the parking area and find Molas Overlook, a pit toilet, and parking at an elevation of 10,910 feet.
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Mid-August the meadows and trail sides were a-bloom with Mountain Gentian, Fringed Gentian, and Agueweed (a species of dwarf gentian. Fireweed, lilac Fleabane, white Achillea were also in bloom. Views to the west include Engineer Mountain, Grand Turk, Bear Mountain, Sultan Mountain and more. Beautiful!
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Little Molas Lake is a high-altitude body of water at about 11,000 feet. It is located nearby parking lots and provides easy access to the Colorado Trail. It is the ideal place to enjoy a packed lunch before or after your ride.
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There are 14 hiking trails available in the Molas Pass Wsa Wilderness Study Area. These routes offer a variety of experiences, from easy strolls to challenging mountain ascents, all set against the backdrop of the San Juan Mountains.
Yes, there are accessible options. The Andrews Lake loop is an easy trail, perfect for a relaxed outing. Additionally, the Molas Pass Overlook offers a universally accessible walk with panoramic mountain views. The Animas River & Molas Lake — Silverton trail is also considered moderate but offers a gentle wilderness descent through wildflower meadows, suitable for various fitness levels.
For experienced hikers seeking a challenge, the Crater Lake Trail is a difficult 17.9 km adventure leading to Crater Lake with spectacular ridge views. Other demanding options include Vestal Basin via Colorado & Elk Creek Trail — Silverton and Whitehead Trail #674 — Silverton, both offering significant elevation gain and distance.
Yes, the Andrews Lake loop — San Juan National Forest is an easy circular route. While many trails are out-and-back, the area's extensive network, including sections of the Colorado Trail, allows for varied exploration and can be combined for longer, custom loop experiences.
Hikers will encounter stunning natural beauty, including panoramic views of the San Juan Mountains, vibrant alpine meadows, and picturesque high-altitude lakes like Molas Lake and Little Molas Lake. The area also features diverse geology with visible rock layers and historic mining traces, such as those found along the Rainbow Trail — Silverton.
The best time to hike is typically during the warmer months when alpine meadows are in full bloom with wildflowers. However, the area is also popular for snowshoeing in winter, offering a different kind of outdoor experience. Always check local conditions before heading out, especially at higher elevations.
Yes, camping is available near Molas Lake and Little Molas Lake. These sites provide convenient bases for multi-day hiking trips, allowing you to fully immerse yourself in the natural surroundings of the Molas Pass WSA.
The area is highly rated by the komoot community, with an average score of 5.0 stars. Reviewers often praise the breathtaking San Juan Mountain views, the beauty of the alpine meadows, and the serene high-altitude lakes. The diverse terrain offers something for every ability level, making it a favorite among outdoor enthusiasts.
While specific regulations for dogs can vary, the Molas Pass WSA is generally within the San Juan National Forest, which typically allows dogs on trails, often requiring them to be on a leash. It's always best to check the specific rules for the trail you plan to hike to ensure a pleasant experience for everyone.
Yes, a significant portion of the high-country Colorado Trail system runs directly through Molas Pass. This offers extensive hiking opportunities with panoramic San Juan Mountain views and connects to various other trails within the area, such as the Vestal Basin via Colorado & Elk Creek Trail — Silverton.
The Rainbow Trail — Silverton is a historic mining trail that showcases colorful mineral deposits and offers views of a large shrine overlooking Silverton. The entire area around Molas Pass is also known for its incredible geology, with visible layers in the mountains that tell a story of ancient formations and weathering.


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