Henry M. Jackson Wilderness is a 103,297-acre designated wilderness area in Washington State, characterized by its rugged, alpine landscape and diverse natural features. This area spans over 30 miles of the Cascade Range, featuring deep glacial valleys, jagged ridgelines, and numerous high mountain lakes. Lower elevations are covered by tall forests, which transition into broad meadows at higher altitudes, providing varied terrain for several sports like hiking. The wilderness offers an extensive trail system through its varied ecosystems.
For those seeking things to do in Henry M. Jackson Wilderness, the area provides a range of outdoor activities, primarily focused on hiking. The wilderness features several routes, including a significant section of the Pacific Crest National Scenic Trail, allowing access to its alpine terrain, glacial lakes, and panoramic viewpoints. More than 3,000 visitors have shared their experiences on these routes, resulting in an average rating of 4.57 out of 5 stars. Hikers can explore diverse trails, from easy day hikes to more challenging routes leading to mountain passes. To discover more options, consider guides like Hiking in Henry M. Jackson Wilderness or Easy hikes in Henry M. Jackson Wilderness.
30
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4.5
(25)
Average rating
673
People visited

5.0
(4)
73
hikers
20.9km
07:12
450m
660m
Hard hike. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

26
hikers
6.47km
03:35
810m
20m
Hard hike. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

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hikers
5.26km
01:53
500m
0m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

7
hikers
6.28km
03:29
830m
200m
Moderate hike. Good fitness required. Mostly accessible paths. Sure-footedness required.
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The Henry M. Jackson Wilderness is a 103,297-acre designated wilderness area in Washington State. It features a rugged, alpine landscape with diverse natural features, spanning over 30 miles of the Cascade Range. The area was established in 1984 and is named after Senator Henry M. Jackson.
The primary outdoor activity available in Henry M. Jackson Wilderness is hiking. The area offers an extensive trail system, including a significant section of the Pacific Crest National Scenic Trail. Hikers can explore routes leading to mountain lakes, panoramic viewpoints, and rugged mountain passes.
Popular hiking trails in the Henry M. Jackson Wilderness include the Blanca Lake Trail, Smithbrook Trail, Lake Valhalla Trail, Mount McCausland Trail, and Goat Lake Trail. These trails lead to various natural features like high mountain lakes and scenic viewpoints. For more options, see Hiking in Henry M. Jackson Wilderness.
Yes, the Henry M. Jackson Wilderness offers a variety of trails, including options suitable for easy day hikes. These trails often lead through lower elevation forests or to accessible lakes. For specific routes, consult the guide Easy hikes in Henry M. Jackson Wilderness.
The wilderness features an alpine-like terrain with glacial basins, jagged ridgelines, and sharp spires. It contains approximately 30 to 60 high mountain lakes, such as Blanca Lake, Lake Valhalla, and Lake Janus. Significant summits like Sloan Peak, Cadet Peak, and Kyes Peak are also present.
Yes, a significant 32-mile section of the Pacific Crest National Scenic Trail (PCT) winds through the heart of the Henry M. Jackson Wilderness. This trail is a major draw for hikers seeking long-distance or multi-day experiences within the area.
The Henry M. Jackson Wilderness is home to many high mountain lakes. Blanca Lake is particularly known for its turquoise-green color. Other notable lakes include Lake Valhalla, Lake Janus, Lake Sally Ann, Minotaur Lake, and Theseus Lake, all fed by melting snow.
Henry M. Jackson Wilderness is a popular destination on komoot, with more than 3,000 visitors sharing their experiences. The routes in the area have an average rating of 4.57 out of 5 stars, indicating high satisfaction among users.
Komoot offers several guides for Henry M. Jackson Wilderness, including Hiking in Henry M. Jackson Wilderness, Easy hikes in Henry M. Jackson Wilderness, and Waterfall hikes in Henry M. Jackson Wilderness. These guides provide curated routes and information for various interests.
The Henry M. Jackson Wilderness is managed by the USDA Forest Service, specifically within the Mt. Baker-Snoqualmie National Forest and the Okanogan-Wenatchee National Forest. Information can be found on their respective websites. The official website for the Okanogan-Wenatchee National Forest is fs.usda.gov/recarea/okawen/recarea/?recid=59174, and the general phone number is +1 509-664-9200.
The best time to visit Henry M. Jackson Wilderness for hiking is typically during the summer months. Snow can accumulate up to 20 feet deep and remain well into summer, making trails more accessible later in the season.

