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Mountain Top View of Pasayten Wilderness, Mt Baker Snoqualmie National Forest (24857325703)

Pasayten Wilderness

Skirting more than 50 miles of Canada's border and encompassing the crest of the Cascades, this big piece of very wild country is home to the largest population of lynx in the Lower 48. The Wilderness...

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Region
WA, USA
Country
United States
Best for
hiking
Best season
Spring, Summer
Permits
Wilderness permits are required. Self-issu…
Managed by
U.S. Forest Service; primarily Okanogan-Wenatchee National Forest, with part of the wilderness in Mount Baker-Snoqualmie National Forest.

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Photos of Pasayten Wilderness

Mountain Top View of Pasayten Wilderness on the Mt. Baker Snoqualmie National Forest in Washington's Cascades
Photo: Forest Service Pacific Northwest Region · Public Domain Mark
Aerial View of Horseshoe Basin in the Pasayten Wilderness on the Okanogan Wenatchee National Forest in Washington's Cascades.
Photo: Forest Service Pacific Northwest Region · Public Domain Mark
236 Sheep graze in Horseshoe Basin, Pasayten Wilderness, Okanogan Nat'l Forest 1966
Photo: Forest Service Pacific Northwest Region · Public Domain Mark

How to get there

The Pasayten Wilderness lies north of Winthrop in north-central Washington. Select a trailhead to match the intended route: Harts Pass accesses the Pacific Crest Trail, Iron Gate accesses the Boundary Trail, Billy Goat accesses Hidden Lakes and Larch Creek/Billy Goat Pass trails, and Andrews Creek accesses Andrews Creek Trail. Confirm approach-road and trail conditions with the relevant national forest before departure.

  • Harts Pass Trailhead

    Access to Pacific Crest Trail #2000, with Slate Peak, Slate Pass, and Canyon Creek trailheads nearby.

  • Iron Gate Trailhead

    Access to Boundary Trail #533; trailhead information is provided by Colville National Forest.

  • Billy Goat Trailhead

    Access to Hidden Lakes Trail #477 and Larch Creek/Billy Goat Pass Trail #502.

  • Andrews Creek Trailhead

    Access to Andrews Creek Trail #504.

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

Known for
  • Hunting
  • Climbing
  • Mountaineering
  • Winter Camping
  • Skiing
  • Hiking
  • Wildlife Viewing
  • Backpacking
State
WA
Managing agency
FS
Designated
1968
Map location
Sourced point inside the wilderness boundary — not a trailhead or campsite

A large wilderness across the Cascade crest

The Pasayten Wilderness covers about 531,000 acres in north-central Washington, north of Winthrop, and follows more than 50 miles of the Canadian border. Its terrain changes substantially across the Cascade crest: rugged western ridges give way to more open eastern plateaus, with deep drainages cutting both sides. Almost 150 peaks rise above 7,500 feet, and the wilderness contains at least 160 bodies of water, plus numerous waterways. Some streams have carved steep, sheer-walled canyons. That combination makes the Pasayten more than a single type of mountain trip. A route through the western ridges has a different character from one across the eastern grasslands and alpine tundra. Choose the part of the wilderness before choosing daily mileage, and account for the climbing between drainages rather than judging a route only by its length.

Trail choices and the snow season

More than 600 miles of trails reach into the Pasayten, but an easy opening stretch can give a misleading impression. Many trails become progressively more demanding as they climb into higher country. The Pacific Crest Trail runs north–south through the wilderness for about 32 miles. The Boundary Trail begins in the southeast, travels north and west near the Canadian border for more than 73 miles, and eventually joins the PCT. These are useful starting points for planning longer journeys, not measures of the distance from every trailhead. Snow is a major factor in route selection. It falls between October and May, and hard-packed snow can block high western trails into early August. Eastern trails are usually snow-free by early July. Treat those patterns as planning guidance, not a guarantee, and confirm conditions for the specific trail before committing to a high-country itinerary.

Forests, wildlife, and low-impact travel

The vegetation reflects the wilderness's position across the Cascades. Western forests include fir, cedar, and western hemlock; farther east, fir, pine, and larch become characteristic. Open plateaus, alpine tundra, forest, and deeply cut waterways provide varied wildlife habitat. Deer, moose, mountain goats, bighorn sheep, and gray wolves live here, and the Pasayten supports the largest lynx population in the Lower 48. Wildlife presence is a reason to travel carefully, not an assurance of sightings. Keep distance from animals, secure food, and leave room for wildlife to move without being approached. Follow Leave No Trace principles around lakes and waterways as well as along trails. With so much terrain above 7,500 feet and a long snow season, pack for cold and changing weather even when the approach begins in snow-free forest.

Permits and practical planning

Wilderness permits are required in the Pasayten. They are free, self-issuing, and available at the trailhead. Some trailheads also require a valid recreation pass, so check the requirements for the access point selected rather than assuming the wilderness permit covers parking. The Methow Valley Ranger District in Winthrop is a planning contact for the Okanogan-Wenatchee National Forest portion. Its office is at 24 West Chewuch Road, and its phone number is (509) 996-4000. Before leaving, check current trail conditions, wilderness regulations, and applicable alerts. Pack and saddle animal restrictions are listed for the Pasayten and Black Lake; anyone traveling with stock should confirm the details before choosing an itinerary. Several access points are listed under Colville National Forest, making it important to check information for the actual trailhead as well as the wilderness destination.

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Where on earth

Satellite imagery flying in from a world view to Pasayten 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
48.8393, -120.5105
Latitude (DMS)
48° 50′ 21.5″ N
Longitude (DMS)
120° 30′ 37.7″ W

Coordinates are an access-point reference for Pasayten Wilderness, not a route. Carry a paper map and confirm trailhead or put-in access with the managing agency before you go.

Loading live weather & climate for Pasayten Wilderness…

Topic summary

Skirting more than 50 miles of Canada's border and encompassing the crest of the Cascades, this big piece of very wild country is home to the largest population of lynx in the Lower 48. The Wilderness...

Key takeaways

  • Region: WA, USA
  • Country: United States
  • Good for: hiking
  • Coordinates: 48.839, -120.510

Intended uses

hiking

Keep planning

Popular pursuits at Pasayten Wilderness

  • Hunting

    Seasons, tags, and the units that hold animals.

  • 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.

Animals around Pasayten Wilderness

Browse all wildlife guides →

A large wilderness across the Cascade crest

The Pasayten Wilderness covers about 531,000 acres in north-central Washington, north of Winthrop, and follows more than 50 miles of the Canadian border. Its terrain changes substantially across the Cascade crest: rugged western ridges give way to more open eastern plateaus, with deep drainages cutting both sides. Almost 150 peaks rise above 7,500 feet, and the wilderness contains at least 160 bodies of water, plus numerous waterways. Some streams have carved steep, sheer-walled canyons. That combination makes the Pasayten more than a single type of mountain trip. A route through the western ridges has a different character from one across the eastern grasslands and alpine tundra. Choose the part of the wilderness before choosing daily mileage, and account for the climbing between drainages rather than judging a route only by its length.

Trail choices and the snow season

More than 600 miles of trails reach into the Pasayten, but an easy opening stretch can give a misleading impression. Many trails become progressively more demanding as they climb into higher country. The Pacific Crest Trail runs north–south through the wilderness for about 32 miles. The Boundary Trail begins in the southeast, travels north and west near the Canadian border for more than 73 miles, and eventually joins the PCT. These are useful starting points for planning longer journeys, not measures of the distance from every trailhead. Snow is a major factor in route selection. It falls between October and May, and hard-packed snow can block high western trails into early August. Eastern trails are usually snow-free by early July. Treat those patterns as planning guidance, not a guarantee, and confirm conditions for the specific trail before committing to a high-country itinerary.

Forests, wildlife, and low-impact travel

The vegetation reflects the wilderness's position across the Cascades. Western forests include fir, cedar, and western hemlock; farther east, fir, pine, and larch become characteristic. Open plateaus, alpine tundra, forest, and deeply cut waterways provide varied wildlife habitat. Deer, moose, mountain goats, bighorn sheep, and gray wolves live here, and the Pasayten supports the largest lynx population in the Lower 48. Wildlife presence is a reason to travel carefully, not an assurance of sightings. Keep distance from animals, secure food, and leave room for wildlife to move without being approached. Follow Leave No Trace principles around lakes and waterways as well as along trails. With so much terrain above 7,500 feet and a long snow season, pack for cold and changing weather even when the approach begins in snow-free forest.

Permits and practical planning

Wilderness permits are required in the Pasayten. They are free, self-issuing, and available at the trailhead. Some trailheads also require a valid recreation pass, so check the requirements for the access point selected rather than assuming the wilderness permit covers parking. The Methow Valley Ranger District in Winthrop is a planning contact for the Okanogan-Wenatchee National Forest portion. Its office is at 24 West Chewuch Road, and its phone number is (509) 996-4000. Before leaving, check current trail conditions, wilderness regulations, and applicable alerts. Pack and saddle animal restrictions are listed for the Pasayten and Black Lake; anyone traveling with stock should confirm the details before choosing an itinerary. Several access points are listed under Colville National Forest, making it important to check information for the actual trailhead as well as the wilderness destination.

Route options

  • Pacific Crest Trail #2000About 32 miles within the wilderness

    A north–south route through the wilderness, accessible from Harts Pass Trailhead. The stated distance describes its wilderness crossing, not a round trip from the trailhead.

  • Boundary Trail #533More than 73 miles

    Begins in the southeast corner of the wilderness and travels north and west near the Canadian border before joining the Pacific Crest Trail. Iron Gate Trailhead provides access.

  • Hidden Lakes Trail #477

    A trail option reached from Billy Goat Trailhead. Confirm current conditions and select a turnaround or overnight itinerary before departure.

  • Larch Creek/Billy Goat Pass Trail #502

    Accessed from Billy Goat Trailhead, providing an alternative to Hidden Lakes Trail from the same starting point.

  • Andrews Creek Trail #504

    An approach into the Pasayten from Andrews Creek Trailhead. Check current trail conditions when planning the extent of the trip.

Sample itineraries

  • Andrews Creek introductory hike · 1 day

    Start at Andrews Creek Trailhead on Andrews Creek Trail #504 for a self-paced out-and-back. Choose a turnaround based on conditions and energy rather than a fixed destination. Pasayten trails can begin gently before becoming substantially harder as they climb.

  • Boundary Trail overnight sampler · 2 days

    Use Iron Gate Trailhead to explore a portion of Boundary Trail #533, returning the same way. Treat this as a short sample, not a traverse of the route, which extends over 73 miles. Confirm trail conditions and suitable camping options before choosing an overnight turnaround.

  • Pacific Crest Trail backpack · 3 days

    Access Pacific Crest Trail #2000 from Harts Pass Trailhead for a flexible out-and-back toward the Pasayten. Set daily travel and camps around current conditions and ability. Check high-country snow before committing; western-side trails can remain blocked into early August.

Seasonal conditions

Spring

Snowfall season continues through May

Expect snow to limit high-country hiking. Rugged western ridges and deep drainages make snow-covered travel more demanding. Confirm conditions for the specific trail rather than assuming lower-elevation access means the route above is open.

Summer

Early July onward in the east; sometimes early August in the high west

Eastern-side trails are usually snow-free by early July. Hard-packed snow may block high western-side trails until early August. Choose terrain and daily travel conservatively: gentle approaches can lead to strenuous climbs.

Fall

Snowfall can begin in October

Plan for a return to snowy conditions as October approaches. Higher routes need conservative turnaround decisions and cold-weather equipment. Eastern plateaus are more open than western ridges, but both sides have deep drainages.

Winter

Within the October–May snowfall season

Expect snow-dominated mountain travel rather than ordinary hiking conditions. High peaks, rugged ridges, and deep drainages require winter navigation skills and equipment. Confirm access and conditions with the managing agency before setting out.

Permits, fees & closures

Wilderness permits are required. Self-issuing permits are available at the trailhead. Some trailheads also require a valid recreation pass; confirm requirements for the access point chosen.

Fees: Wilderness permits are free.

Official source: Okanogan-Wenatchee National Forest | Pasayten Wilderness · Verified November 3, 2026

Hazards & regulations

  • Hard-packed snow can block high western trails into early August. Turn around where snow exceeds the party’s skills or equipment.
  • Many trails start gently before becoming strenuous at higher elevations. Leave enough energy and daylight for the return.
  • Turbulent waterways and sheer-walled canyons demand caution. Avoid committing to unsafe crossings or steep canyon edges.
  • Rugged western ridges and deep drainages on both sides complicate navigation and retreat. Carry maps and plan turnaround options.
  • Snow falls between October and May. Carry protection against cold and wet conditions, especially on high routes.

What to pack for Pasayten Wilderness

Navigation and planning
  • Topographic map covering the chosen trail and connecting routes
  • Compass and offline navigation
  • Trailhead wilderness permit and any required recreation pass
Mountain weather and footing
  • Insulating layers and waterproof shell
  • Sturdy footwear
  • Snow-travel equipment appropriate to confirmed conditions and personal skills
Backcountry essentials
  • Water treatment and carrying capacity
  • Food and wildlife-resistant food storage
  • First-aid kit, headlamp, and emergency shelter
  • Overnight shelter and sleeping system for backpacking trips

Build this list in the gear builder →

Pasayten Wilderness FAQ

Where is the Pasayten Wilderness?
It lies north of Winthrop in north-central Washington, encompassing the Cascade crest and skirting more than 50 miles of Canada’s border. The wilderness covers approximately 531,000 acres.
How do the eastern and western sides differ?
The west has rugged ridges; the east opens into plateaus, grasslands, and alpine tundra. Both sides have deep drainages. Forests shift from fir, cedar, and western hemlock toward fir, pine, and larch.
What are the main long-distance trails?
The Pacific Crest Trail crosses the wilderness north–south for about 32 miles. The Boundary Trail runs north and west from the southeast corner for over 73 miles near the Canadian border before joining the PCT.
Which trailheads provide access?
Options include Andrews Creek for Trail #504, Billy Goat for Hidden Lakes Trail #477 and Larch Creek/Billy Goat Pass Trail #502, Iron Gate for Boundary Trail #533, and Harts Pass for Pacific Crest Trail #2000. Choose access around the route and current conditions.
Can horses or pack animals be brought?
Pack and saddle animal restrictions apply in the Pasayten Wilderness and at Black Lake. Confirm the current restrictions with the Methow Valley Ranger District before planning a stock trip.
Who can help confirm trip requirements?
Contact the Methow Valley Ranger District at (509) 996-4000. Ask about current trail conditions, wilderness regulations, stock restrictions, and recreation-pass requirements for the chosen trailhead. Follow Leave No Trace practices throughout the trip.