Highlight • Lake
Hiking
5.0
(1)
Marten Lake is a pristine freshwater lake nestled within the rugged Alpine Lakes Wilderness of King County, Washington. Situated on the southern slope of Dog Mountain and west of Anderson Lake, this scenic destination is part of the expansive Mount Baker-Snoqualmie National Forest. At an elevation of approximately 903 meters (2,963 feet), the lake is renowned for its clear waters that beautifully reflect the cirque of Rooster Mountain, offering captivating vistas for those who venture into this remote area.
Visitors are consistently drawn to Marten Lake for its profound sense of solitude and the impressive alpine landscape it offers. The challenging journey to the lake is often rewarded with panoramic views of surrounding peaks, visible from the lakeside itself. Many find the untouched wilderness and the opportunity to escape crowds to be the most appealing aspects of this hidden gem, making the demanding trek well worth the effort.
Before embarking on a trip to Marten Lake, hikers should be prepared for a challenging experience. The access is primarily via an unmaintained trail that branches off the Snoqualmie Lake Trail, known for its steep climb, brushy terrain, downed trees, and indistinct paths. Good navigation skills, sturdy footwear, and appropriate gear for varying weather conditions are essential. Due to its remote nature and difficult Marten Lake hiking difficulty elevation terrain, it typically attracts experienced hikers and anglers seeking a true backcountry adventure.
The best time to visit Marten Lake is generally during the late summer and early autumn months when snow has melted and the trails are most accessible. This period also offers ideal conditions for fishing, with naturally reproducing rainbow trout being a popular catch, though they can be elusive. Beyond hiking and fishing, the area provides excellent opportunities for wildlife viewing amidst the protected wilderness, with sightings of animals like cinnamon black bears reported.
For those seeking a rewarding journey, the Marten Lake Trail (#1006) offers a direct route to the lake. This trail involves a significant ascent of about 1,800 feet over approximately 4.4 miles, making it a strenuous but fulfilling hike for those prepared for the backcountry conditions.
One of the standout moments for many visitors is reaching the lake and witnessing the stunning reflection of Rooster Mountain on its surface. The journey itself, with its challenging terrain and the presence of several waterfalls along the trail, adds to the sense of accomplishment. From the lake's bowl, looking back down the valley reveals a spectacular array of peaks, creating a truly memorable wilderness experience.
Whether you're an experienced hiker or an avid angler, Marten Lake offers a unique opportunity to explore the wild heart of the Cascade Range. You can discover various Marten Lake trails and popular routes, plan your adventure, and find detailed maps and information to make the most of your visit. Explore the diverse options available for hiking and trail running to fully appreciate the natural features and viewpoints of this remarkable destination.
Routes leading to this Highlight may be dangerous
Routes may comprise technical, difficult, or hazardous terrain. Specialist equipment and prior experience may be required.
This Highlight is in a protected area
Please check local regulations for:
Alpine Lakes Wilderness
Tips
September 6, 2023
Hiking

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Nearby routes
Best routes near Marten Lake

5.0
(1)
17
hikers
12.2km
04:45
570m
570m
Hike the difficult 7.6-mile Marten Lake Trail in Mount Baker-Snoqualmie National Forest, gaining 1875 feet to a scenic alpine lake.

13
hikers
28.1km
09:02
760m
760m
Hard hike. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
Details
Informations
Elevation 920 m
Access to Marten Lake is primarily via an unmaintained trail that branches off the Snoqualmie Lake Trail. While the research mentions access, specific parking details for the trailhead are not provided. It's advisable to check the Mount Baker-Snoqualmie National Forest website or local ranger stations for current parking information and any required permits, as wilderness areas often require a Northwest Forest Pass or similar.
The hike to Marten Lake involves a significant ascent. The Marten Lake Trail (#1006) is approximately 4.4 miles one-way, with an elevation gain of about 1,800 feet (549 meters). Given the challenging, unmaintained terrain, including brushy sections and downed trees, hikers should plan for a full day. The exact time will vary greatly depending on fitness levels and trail conditions, but a round trip could easily take 6-8 hours or more.
Marten Lake is generally not recommended for families with young children. The trail is described as challenging, unmaintained, and involves a steep climb over brushy terrain with indistinct paths. It primarily attracts experienced hikers seeking solitude in the wilderness. For family-friendly options, it would be better to explore other trails in the Alpine Lakes Wilderness known for easier access and less strenuous conditions.
As Marten Lake is located within the Alpine Lakes Wilderness, dogs are generally permitted on trails. However, they must be kept on a leash to protect wildlife and ensure a pleasant experience for all visitors. Always practice Leave No Trace principles, including packing out all pet waste.
Visiting Marten Lake in winter is possible but presents significant challenges. The trail is unmaintained and would likely be covered in snow, making navigation extremely difficult and requiring advanced backcountry skills, snowshoes, or skis. The best time to visit is typically late summer and early autumn when snow has melted. Winter conditions would transform the hike into a serious mountaineering endeavor, suitable only for experienced and well-equipped winter adventurers.
Marten Lake is situated in a remote part of the Alpine Lakes Wilderness, within the Mount Baker-Snoqualmie National Forest. As such, there are no cafes, pubs, or formal accommodation options directly near the lake or its trailhead. Visitors should plan to be self-sufficient for food, water, and shelter. The nearest amenities would be in towns outside the wilderness area, requiring a drive.
For the most up-to-date information on trail conditions, including snow levels, downed trees, or closures, it is best to check the official website of the Mount Baker-Snoqualmie National Forest or contact a local ranger district office. Websites like the Washington Trails Association (WTA) also often provide recent trip reports from hikers, which can offer valuable insights into current conditions.
The primary access to Marten Lake is via a challenging, unmaintained trail branching off the Snoqualmie Lake Trail. There are no known easier or alternative routes directly to Marten Lake. For those seeking less strenuous hikes, the broader Alpine Lakes Wilderness and Mount Baker-Snoqualmie National Forest offer numerous other trails with varying difficulty levels. You might consider exploring trails around other lakes in the region that are more accessible.
The protected wilderness around Marten Lake is home to diverse wildlife. Visitors have reported sightings of animals such as cinnamon black bears. Other common species in the Alpine Lakes Wilderness include deer, elk, various small mammals, and a wide array of birdlife. Anglers might also encounter cutthroat trout and rainbow trout in the lake. Always maintain a safe distance from wildlife and store food properly to avoid attracting animals.
While the entire journey offers rugged beauty, one of the most notable features mentioned is the stunning reflection of Rooster Mountain on Marten Lake's clear waters. Additionally, the trail leading to the lake features several waterfalls, which can be considered hidden gems along the route. From the lake's bowl, looking back down the valley provides panoramic views of a plethora of peaks, offering a memorable wilderness vista.
Marten Lake stands out due to its challenging, unmaintained access, which contributes to its profound sense of solitude and untouched wilderness. Unlike more accessible lakes, it primarily attracts experienced hikers and anglers seeking a true backcountry adventure away from crowds. Its rugged alpine landscape, featuring old-growth forests and the dramatic reflection of Rooster Mountain, offers a uniquely remote and rewarding experience for those willing to undertake the demanding trek.