Stephen Mather Wilderness is a vast and rugged wilderness area in Washington State, encompassing a significant portion of the North Cascades National Park Service Complex. This landscape is characterized by jagged glaciated peaks, narrow stream drainages, and densely forested U-shaped valleys, with an impressive 8,800-foot relief. Elevations range from 400 feet along the Skagit River to mountain peaks exceeding 9,000 feet, and the area is home to more than 300 glaciers. This diverse and wild terrain provides a challenging and…
45
Routes
4.7
(47)
Average rating
984
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5.0
(1)
24
hikers
3.02km
00:56
180m
0m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

20
hikers
6.28km
02:10
960m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

14
hikers
11.3km
03:18
290m
320m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

10
hikers
7.72km
02:22
340m
170m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
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7
riders
41.1km
03:56
320m
320m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

27
riders
78.8km
05:16
1,310m
1,310m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

9
riders
35.3km
03:21
240m
240m
Hard bike ride. Good fitness required. You may need to push your bike for some segments of this route.

9
riders
Hard bike ride. Great for any fitness level. You may need to push your bike for some segments of this route.
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4
runners
14.8km
03:28
860m
860m
Hard run. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

23.1km
03:19
930m
930m
Hard run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

22.5km
02:59
600m
600m
Hard run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

7.62km
01:07
330m
330m
Hard run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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The Stephen Mather Wilderness is a vast wilderness area in Washington State, managed by the National Park Service. It encompasses a significant portion of the North Cascades National Park Service Complex. The landscape features glaciated peaks, narrow stream drainages, and forested valleys, with elevations ranging from 400 feet to over 9,000 feet.
Stephen Mather Wilderness offers opportunities for hiking, jogging, and touring cycling. There are more than 10 routes available across these sports, providing diverse experiences for outdoor enthusiasts. The komoot community has rated these routes with an average of 4.65 stars.
Hiking trails in Stephen Mather Wilderness range from challenging alpine climbs to paths leading to remote lakes and through old-growth forests. The area offers about 390 miles (628 km) of pathways, including sections of the Pacific Crest Trail. Many routes require multi-day excursions through remote territory.
Yes, komoot offers several guides for the area. These include Hiking in Stephen Mather Wilderness, Easy hikes in Stephen Mather Wilderness, Running Trails in Stephen Mather Wilderness, and Cycling in Stephen Mather Wilderness.
Popular hiking routes include the Doubtful Lake via Cascade Pass Trail, which leads to a remote alpine lake, and the Sahale Glacier via Cascade/Sahale Arm Trail, offering strenuous climbs. The Diablo Lake Trail is another option, known for its turquoise waters and mountain views.
Yes, there are options for easier hikes in Stephen Mather Wilderness. These trails provide a less strenuous experience while still allowing visitors to enjoy the natural surroundings. More details can be found in the Easy hikes in Stephen Mather Wilderness guide.
The wilderness is characterized by jagged glaciated peaks and narrow stream drainages. It contains more than 300 glaciers, which is more than all other national parks in the contiguous United States combined. The landscape also features 561 lakes and approximately 1,945 miles (3,130 km) of rivers and streams.
Touring cycling is permitted in certain areas within or near the Stephen Mather Wilderness. Options include the Stehekin Valley Road and the North Cascades Highway. Foot and bicycle traffic are also allowed beyond certain vehicle closures, such as on Cascade River Road.
The Stephen Mather Wilderness is home to a variety of wildlife. Species include elk, mule deer, gray wolf, mountain goat, moose, and bighorn sheep. Various bird species are also present in the diverse habitats of the area.
Information regarding permits for hiking and backpacking in Stephen Mather Wilderness is available through the National Park Service. Visitors should consult the official website for the North Cascades National Park Service Complex for current regulations and permit requirements.
More information about Stephen Mather Wilderness can be found on the official National Park Service website for North Cascades National Park. The Wilderness Information Center can also be reached by phone at +13608547245.

