Mount Saint Helens Summit via Ptarmigan Trail
Mount Saint Helens Summit via Ptarmigan Trail
3.2
(13)
29
hikers
07:33
11.3km
1,640m
Hiking
Embark on the challenging Mount Saint Helens Summit via Ptarmigan Trail, a difficult route that spans 7.0 miles (11.3 km) and demands a significant elevation gain of 5388 feet (1642 metres). You can expect to spend around 7 hours and 33 minutes on this strenuous hike. The journey begins in…
Last updated: April 23, 2026
Tips
Includes a segment that may be dangerous
A part of this route comprises technical, difficult, or hazardous terrain. Specialist equipment and prior experience may be required.
After 3.06 km for 8.21 km
Waypoints
Highlight • Rest Area
Tip by
3.05 km
Highlight • Trail
Tip by
3.30 km
Highlight • Forest
Tip by
6.30 km
Viewpoint
Viewpoint
6.90 km
Highlight • Summit
Tip by
11.3 km
End point
Way Types & Surfaces
Way Types
6.99 km
3.05 km
1.21 km
< 100 m
Surfaces
11.2 km
< 100 m
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Elevation
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Weather
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Thursday 7 May
14°C
5°C
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This route was planned by komoot.
The trail officially starts at the Climbers Bivouac & Trailhead. This is also where you'll find parking. It's advisable to arrive early, especially on weekends, as parking can fill up quickly.
Yes, permits are required for climbing between April 1 and October 31. These permits can book up quickly, especially for weekend dates, so it's essential to secure yours well in advance. You can find more information and apply for permits through the official Mount St. Helens National Volcanic Monument website.
The best time to hike is generally during the summer months, from late June through September, when the trail is typically free of snow and doesn't require technical climbing skills. Permits are required during this peak season.
No, dogs are generally not allowed on the summit climbing routes, including the Ptarmigan Trail, within the Mount St. Helens National Volcanic Monument. This is to protect the fragile ecosystem and ensure visitor safety.
The terrain is varied and challenging. It begins with a forested section, then transitions into a demanding boulder field where careful footing is essential. The final ascent to the Mount St. Helens Summit is characterized by loose volcanic ash, sand, and small rocks, often described as 'two steps forward and one step back.' Gaiters and sturdy footwear are highly recommended.
While the route itself is approximately 11.3 km (7 miles) roundtrip, the strenuous nature of the climb means it can take anywhere from 7 to 12 hours to complete the ascent and descent. The total duration for this komoot Tour is estimated at around 7.5 hours.
You'll experience dramatic changes in scenery. The lower sections offer lush forest with glimpses of other Cascade peaks. As you ascend, the landscape becomes starkly volcanic, showcasing the impact of the 1980 eruption. From the Mount St. Helens Summit, you'll be rewarded with panoramic views of the massive crater, the growing lava dome, and surrounding mountains like Mount Rainier, Mount Adams, and Mount Hood.
Yes, the route primarily follows the Monitor Ridge Climbing Route. It also briefly intersects with sections of the Ptarmigan Trail and the Loowit Trail, particularly near the Loowit Trail / Monitor Ridge junction.
No, this trail is considered difficult and is not suitable for beginners. It involves a significant elevation gain of over 1600 meters (5,300 feet) over a relatively short distance, with challenging terrain including boulder fields and loose ash. Prior hiking experience and good physical fitness are essential.
Given the challenging conditions, you should bring plenty of water, high-energy snacks, sun protection (hat, sunscreen, sunglasses), layers of clothing for varying temperatures, sturdy hiking boots, and gaiters for the ash sections. Garden gloves can also be useful for navigating the abrasive boulder field. Always check current weather conditions before heading out.
Yes, it's crucial to stay well back from the crater rim due to the risk of cornices (overhanging snow) breaking, even in summer. The summit is exposed to the elements, so be prepared for potential high winds and rapid weather changes. Always follow the blue markers that guide climbers, especially if there's lingering snow.