- Region
- WA, USA
- Country
- United States
- Best for
- hiking
- Best season
- Spring, Summer
- Permits
- Wilderness permits are required. Free, sel…
- Managed by
- U.S. Forest Service
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Glacier Peak Wilderness trip tools
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Photos of Glacier Peak Wilderness
How to get there
Leavenworth and Darrington are the nearest access towns identified for Glacier Peak Wilderness. Choose the trailhead around the intended route rather than treating the wilderness as a single destination. The Suiattle River Trail provides the main western approach. Confirm current access and trail conditions with the Forest Service before traveling.
- Entiat River Trailhead
Access to Entiat River Trail #1400.
- Phelps Creek Trailhead
Access to Phelps Creek Trail #1511 and Carne Mountain Trail #1508.
- Trinity Trailhead
Access to Buck Creek Trail #1513 and Chiwawa River Trail #1550.
- White River Trailhead
Access to White River Trail #1507 and Mount David Trail #1521.
Sources: fs.usda.gov · University of Montana / federal agency partners · Wilderness Connect / federal wilderness boundary inventory · Wikipedia. Confirm road and trailhead conditions with the managing agency before you leave.
WA, USA · United States
- Climbing
- Mountaineering
- Winter Camping
- Skiing
- Hiking
- Backpacking
- Wildlife Viewing
- Canoeing
Glaciated peaks and deep forest valleys
Glacier Peak Wilderness covers 566,057 acres in Washington’s northern Cascade Mountains, between Stephen Mather Wilderness to the north and Henry M. Jackson Wilderness to the south. Its central landmark is 10,541-foot Glacier Peak, the most remote major volcanic peak in the Cascade Range. The mountain’s cone of basalt, pumice, and ash rises above a landscape shaped by heavy glaciation. Dense forests fill steep-sided, U-shaped valleys, while meadows open above a tree line roughly 5,000 to 6,000 feet high. Higher still are fractured ridges and glacier-covered summits. More than 200 lakes occupy cirques and hidden basins; many are unnamed and difficult to reach. This is a place where a lake on the map does not necessarily make a practical hiking destination. Choose an established approach that matches the group’s experience rather than assuming neighboring basins connect easily.
Choosing a trail or alpine route
About 450 miles of trails provide very different kinds of travel, from relatively easy maintained footpaths to strenuous, seldom-used tracks. The Pacific Crest National Scenic Trail follows the crest through the wilderness for about 60 miles, making it a useful backbone for longer trips. From the west, the Suiattle River Trail is the main approach and runs 11 miles to its junction with the PCT. Above timberline, open terrain allows cross-country travel, but open ground should not be confused with straightforward passage. The 15-mile Ptarmigan Traverse crosses the northern wilderness without a trail and combines rock climbing with glacier travel. It belongs in a mountaineering plan, not a routine backpacking itinerary. For trail-based trips, start with a named access point and verify the condition of the specific trails involved; the wilderness’s large network does not imply uniformly maintained routes.
Snow, water, and backcountry preparation
Deep snow is a defining planning concern here: accumulations can reach 45 feet on the west side of the crest. Old avalanche paths mark forested slopes, and active glaciers occupy the high country. Choose timing and equipment around actual snow and route conditions rather than a calendar assumption. Numerous cold creeks drain the steep valleys, so assess crossings carefully and turn back when conditions exceed the group’s ability. Carry navigation tools suited to a landscape of hidden basins, dense forest, and untrailed alpine terrain. Weather protection and extra insulation matter when moving between sheltered valleys and exposed ridges. Treat drinking water, secure food, and give wildlife space. The combination of remote approaches and uneven trail quality also argues for a conservative itinerary, with enough flexibility to abandon a difficult crossing or an uncertain connection.
Permits, campsites, and fire restrictions
Wilderness permits are required, free, and self-issued at trailheads. Some trailheads also require a valid recreation pass; confirm the requirement for the chosen starting point with the Forest Service. Campsite selection needs particular care around several lakes. Camping is prohibited within a quarter-mile of Image Lake’s shoreline and within 200 feet of the shorelines of Holden Lake and Lyman Lake. Fires are prohibited within a half-mile slope distance of Ice Lakes, a quarter-mile slope distance of Image Lake and Lake Byrne, and 200 feet slope distance of Holden and Lyman Lake. Fires are also prohibited above 4,000 feet on Lime Ridge. Self-contained, carry-in devices such as stoves are excepted from those fire restrictions. Some trails are closed to stock; follow posted signs. Check current restrictions before departure and use Leave No Trace practices throughout the wilderness.
Where on earth
Satellite imagery flying in from a world view to Glacier Peak Wilderness, United States. Use the + / − buttons, or click the map to zoom with your scroll wheel; drag to pan and pinch to zoom on touch.
Coordinates
- Decimal degrees
- 48.1798, -121.0276
- Latitude (DMS)
- 48° 10′ 47.1″ N
- Longitude (DMS)
- 121° 1′ 39.2″ W
Coordinates are an access-point reference for Glacier Peak Wilderness, not a route. Carry a paper map and confirm trailhead or put-in access with the managing agency before you go.
Topic summary
Glacier Peak Wilderness, which shares its northern border with North Cascades National Park, has few equals in terms of sheer ruggedness. Glacier Peak, the highest summit in the area at 10,541 feet, is...
Key takeaways
- Region: WA, USA
- Country: United States
- Good for: hiking
- Coordinates: 48.180, -121.028
Intended uses
hiking
Keep planning
Popular pursuits at Glacier Peak Wilderness
- Climbing
Rock and alpine lines with approach beta.
- Mountaineering
Glacier and high-route objectives with real consequence.
- Winter Camping
Cold-season travel and camp craft; layering matters more than mileage.
- Skiing
Ski-touring access when the road closes for the season.
- Hiking
Day miles on marked trail, with route notes and trail links below.
- Backpacking
Multi-day travel with everything on your back — see the packing blocks below.
Animals around Glacier Peak Wilderness
Glaciated peaks and deep forest valleys
Glacier Peak Wilderness covers 566,057 acres in Washington’s northern Cascade Mountains, between Stephen Mather Wilderness to the north and Henry M. Jackson Wilderness to the south. Its central landmark is 10,541-foot Glacier Peak, the most remote major volcanic peak in the Cascade Range. The mountain’s cone of basalt, pumice, and ash rises above a landscape shaped by heavy glaciation. Dense forests fill steep-sided, U-shaped valleys, while meadows open above a tree line roughly 5,000 to 6,000 feet high. Higher still are fractured ridges and glacier-covered summits. More than 200 lakes occupy cirques and hidden basins; many are unnamed and difficult to reach. This is a place where a lake on the map does not necessarily make a practical hiking destination. Choose an established approach that matches the group’s experience rather than assuming neighboring basins connect easily.
Choosing a trail or alpine route
About 450 miles of trails provide very different kinds of travel, from relatively easy maintained footpaths to strenuous, seldom-used tracks. The Pacific Crest National Scenic Trail follows the crest through the wilderness for about 60 miles, making it a useful backbone for longer trips. From the west, the Suiattle River Trail is the main approach and runs 11 miles to its junction with the PCT. Above timberline, open terrain allows cross-country travel, but open ground should not be confused with straightforward passage. The 15-mile Ptarmigan Traverse crosses the northern wilderness without a trail and combines rock climbing with glacier travel. It belongs in a mountaineering plan, not a routine backpacking itinerary. For trail-based trips, start with a named access point and verify the condition of the specific trails involved; the wilderness’s large network does not imply uniformly maintained routes.
Snow, water, and backcountry preparation
Deep snow is a defining planning concern here: accumulations can reach 45 feet on the west side of the crest. Old avalanche paths mark forested slopes, and active glaciers occupy the high country. Choose timing and equipment around actual snow and route conditions rather than a calendar assumption. Numerous cold creeks drain the steep valleys, so assess crossings carefully and turn back when conditions exceed the group’s ability. Carry navigation tools suited to a landscape of hidden basins, dense forest, and untrailed alpine terrain. Weather protection and extra insulation matter when moving between sheltered valleys and exposed ridges. Treat drinking water, secure food, and give wildlife space. The combination of remote approaches and uneven trail quality also argues for a conservative itinerary, with enough flexibility to abandon a difficult crossing or an uncertain connection.
Permits, campsites, and fire restrictions
Wilderness permits are required, free, and self-issued at trailheads. Some trailheads also require a valid recreation pass; confirm the requirement for the chosen starting point with the Forest Service. Campsite selection needs particular care around several lakes. Camping is prohibited within a quarter-mile of Image Lake’s shoreline and within 200 feet of the shorelines of Holden Lake and Lyman Lake. Fires are prohibited within a half-mile slope distance of Ice Lakes, a quarter-mile slope distance of Image Lake and Lake Byrne, and 200 feet slope distance of Holden and Lyman Lake. Fires are also prohibited above 4,000 feet on Lime Ridge. Self-contained, carry-in devices such as stoves are excepted from those fire restrictions. Some trails are closed to stock; follow posted signs. Check current restrictions before departure and use Leave No Trace practices throughout the wilderness.
Route options
- Suiattle River Trail11 miles to the PCT junction
The main western approach to the wilderness, following the Suiattle River route to a junction with the Pacific Crest National Scenic Trail.
- Pacific Crest National Scenic TrailAbout 60 miles through the wilderness
Follows the crest through the wilderness and provides a backbone for extended trail travel. The stated distance covers the wilderness segment, not an approach from a trailhead.
- Ptarmigan Traverse15 milesTechnical mountaineering involving rock climbing and glacier travel
An untrailed route across the northern wilderness that combines rock climbing and glacier travel. Plan it as a mountaineering objective rather than a hiking route.
Sample itineraries
- Entiat River day hike · 1 day
Start at Entiat River Trailhead and follow Entiat River Trail #1400 for an out-and-back hike. Choose a turnaround based on current trail conditions, daylight and fitness rather than committing to a distant destination. Confirm access before leaving.
- Suiattle River backpack · 3 days
Use the Suiattle River Trail for a suggested three-day out-and-back backpack from the west side. The trail travels 11 miles to the Pacific Crest National Scenic Trail. Adjust daily stages to conditions and legal campsite availability; reaching the junction is optional.
Seasonal conditions
Spring
During snowmelt
Deep mountain snow can keep higher terrain snow-covered. Plan conservatively around snow, avalanche terrain and ice-cold creeks. Confirm trail conditions rather than assuming valley access means the crest is passable.
Summer
When trails become snow-free
Forested valleys and alpine meadows offer different travel conditions. Check for lingering snow before committing to high routes. Glacier travel and the Ptarmigan Traverse require skills and equipment beyond ordinary hiking.
Fall
Before winter snow builds
Allow for colder weather and shorter daylight on remote trails. Carry insulation and weather protection, and keep turnaround options open. Check high-country snow conditions before choosing a crest route.
Winter
During deep snow cover
Snow can accumulate to depths of 45 feet on the west side of the crest. Avalanche paths mark forested slopes. Treat winter travel as a snow-country undertaking requiring appropriate training, equipment and conservative terrain choices.
| Season | Window | Conditions |
|---|---|---|
| Spring | During snowmelt | Deep mountain snow can keep higher terrain snow-covered. Plan conservatively around snow, avalanche terrain and ice-cold creeks. Confirm trail conditions rather than assuming valley access means the crest is passable. |
| Summer | When trails become snow-free | Forested valleys and alpine meadows offer different travel conditions. Check for lingering snow before committing to high routes. Glacier travel and the Ptarmigan Traverse require skills and equipment beyond ordinary hiking. |
| Fall | Before winter snow builds | Allow for colder weather and shorter daylight on remote trails. Carry insulation and weather protection, and keep turnaround options open. Check high-country snow conditions before choosing a crest route. |
| Winter | During deep snow cover | Snow can accumulate to depths of 45 feet on the west side of the crest. Avalanche paths mark forested slopes. Treat winter travel as a snow-country undertaking requiring appropriate training, equipment and conservative terrain choices. |
Permits, fees & closures
Wilderness permits are required. Free, self-issuing permits are available at trailheads. Some trailheads also require a valid recreation pass. Follow wilderness restrictions and confirm current access with the Forest Service.
Fees: Wilderness permits are free. Some trailheads require a valid recreation pass.
Official source: Glacier Peak Wilderness: Okanogan-Wenatchee · Verified October 29, 2026
Hazards & regulations
- Deep snow and avalanche terrain can complicate travel; old avalanche paths extend into forested hillsides.
- Active glaciers require specialized travel skills and equipment. The Ptarmigan Traverse combines glacier travel and rock climbing.
- Steep, fractured terrain and seldom-used trails can make navigation and progress difficult. Do not assume every mapped trail is a maintained footpath.
- Numerous ice-cold creeks drain steep valleys. Assess crossings carefully and turn back when conditions exceed the group's abilities.
- Remote lakes and basins may be tremendously difficult to reach. Build extra time and turnaround options into the plan.
What to pack for Glacier Peak Wilderness
- Topographic maps covering the chosen route
- Compass and offline navigation
- Headlamp and spare power
- First-aid kit and emergency shelter
- Waterproof shell and insulating layers
- Footwear suited to rough trails
- Water treatment and carrying capacity
- Sun protection for open alpine terrain
- Shelter and sleep system suited to expected conditions
- Self-contained carry-in stove and fuel
- Wildlife-resistant food storage
- Waste bags
- Glacier travel and crevasse-rescue equipment appropriate to the route
- Climbing equipment for technical rock sections
- Avalanche rescue equipment where terrain and conditions warrant
- Training to use all technical equipment
Glacier Peak Wilderness FAQ
- Where is Glacier Peak Wilderness, and how is it accessed?
- It lies in Washington's northern Cascade Mountains. Leavenworth and Darrington are nearby access towns. Listed access points include Entiat River, Phelps Creek, Trinity and White River trailheads. Choose access for the intended route rather than treating Glacier Peak as a roadside destination.
- Is this suitable for ordinary hiking?
- Some maintained footpaths offer relatively easy hiking, but other trails are strenuous and seldom used. The roughly 450-mile trail network includes about 60 miles of the Pacific Crest National Scenic Trail. Match the specific route to the group's navigation skills, fitness and current conditions.
- Where is lakeside camping prohibited?
- Camping is prohibited within a quarter-mile of Image Lake's shoreline and within 200 feet of the shorelines of Holden Lake and Lyman Lake. Plan camps outside these protected areas and follow other applicable wilderness restrictions.
- Where are campfires prohibited?
- Fire restrictions apply within half a mile slope distance of Ice Lakes, a quarter-mile slope distance of Image Lake and Lake Byrne, and 200 feet slope distance of Holden and Lyman Lake. Fires are also prohibited above 4,000 feet on Lime Ridge. Self-contained carry-in devices such as stoves are excepted.
- Is the Ptarmigan Traverse a hiking trail?
- No. It is an untrailed route spanning 15 miles in the northern wilderness, combining rock climbing and glacier travel. It is not an alternative to a maintained hiking trail and requires technical preparation.
- What defines the landscape?
- The 566,057-acre wilderness centers on 10,541-foot Glacier Peak, a remote Cascade volcano. Dense forests fill steep-sided valleys, with meadows above timberline, glacier-covered peaks and more than 200 lakes. Many lakes occupy difficult-to-reach basins rather than straightforward trail destinations.