2
hikers
06:00
18.2km
850m
Hiking
Embark on the Sheep Canyon and Toutle Trail Loop, a difficult hike that immerses you in the raw power of Mount St. Helens. This challenging 11.3-mile (18.2 km) route demands nearly 6 hours of hiking, with a significant elevation gain of 2799 feet (853 metres). You will traverse old-growth forests,…
Last updated: April 23, 2026
Tips
Your route passes through a protected area
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Waypoints
Start point
Parking
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4.76 km
Highlight • Bridge
Tip by
7.08 km
Highlight • River
Tip by
16.9 km
Highlight • Lake
Tip by
18.2 km
End point
Way Types & Surfaces
Way Types
18.1 km
< 100 m
Surfaces
18.1 km
< 100 m
< 100 m
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Elevation
Highest point (1,430 m)
Lowest point (960 m)
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Weather
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Wednesday 8 July
16°C
8°C
0 %
Additional weather tips
Max wind speed: 14.0 km/h
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This route was planned by komoot.
This loop is considered a challenging hike, often described as strenuous. It features significant climbs and descents, especially on the section that joins the Loowit Trail, which is particularly rugged and rocky. Hikers should be prepared for varied and uneven terrain.
The terrain is diverse and challenging. You'll encounter rocky sections, packed dirt paths with roots, and areas where the tread can be poor or brushy. Parts of the trail cut through recent mudslides, and you may need to navigate around or over downed trees, washouts, or landslides. The route transitions through lush old-growth forests, subalpine areas, and ash-filled ravines.
The scenery is a unique blend of volcanic devastation and natural regeneration. You'll traverse old-growth forests, discover waterfalls within canyons like Sheep Canyon, and enjoy flower-filled meadows. Expect close-up views of Mount St. Helens and the extensive blast zone, as well as views of Blue Lake and distant peaks on clear days. The 'ghost forest' of dead trees offers a poignant visual of the eruption's impact.
The best time to hike this loop is typically from late spring through early fall. Late summer is particularly beautiful for flower-filled meadows, with beargrass, lupine, and mountain ash in bloom. Always check current trail conditions, especially for snowmelt and potential washouts, as the landscape is dynamic.
Yes, the route incorporates significant sections of both the Toutle Trail and the Loowit Trail. The Loowit Trail portion, in particular, offers expansive views from the foot of Mount St. Helens.
Regulations for dogs can vary within the Mount St. Helens National Volcanic Monument. It's crucial to check the specific rules for this trail and the surrounding area before bringing your dog. Generally, dogs are often required to be on a leash in designated areas.
Yes, this trail is located within the Mount St. Helens National Volcanic Monument, which typically requires an entrance fee or a valid pass (such as a Northwest Forest Pass or America the Beautiful Pass). Additionally, some trails within the monument, especially those in the Mount St. Helens National Volcanic Monument, may require a separate permit for day use or overnight camping. Always check the official USDA Forest Service website for the most current permit and fee information: usda.gov.
The trail offers a chance to see nature's resilience. You might spot mountain goats, and during blooming seasons, a vibrant display of wildflowers such as trillium, avalanche lilies, phlox, beargrass, Indian paintbrush, and tiger lilies. The diverse ecosystems also support a variety of birdlife and smaller mammals.
Yes, there are opportunities for backpacking. The trail passes by a campsite near the South Fork Toutle River directly on the loop. Additionally, other campsites are available nearby on the Loowit Trail, allowing for multi-day exploration. Always check permit requirements for overnight stays.
The Sheep Canyon and Toutle Trail Loop typically starts from the Blue Lake Trailhead. Parking is available at the trailhead, but it can fill up quickly during peak season. Arriving early is recommended, especially on weekends, to secure a spot. There are no public transport options directly to this remote trailhead.
This trail is notable for its unparalleled immersion in a continually changing volcanic landscape, offering an up-close look at the 1980 Mount St. Helens eruption's aftermath. It traverses five distinct ecozones, from old-growth forests to areas still recovering from the blast, and features dramatic canyons like Sheep Canyon with its scenic footbridge and waterfalls.
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