2.7
(16)
66
hikers
10:22
25.6km
1,060m
Hiking
Hike the difficult 15.9-mile Necklace Valley Trail in Alpine Lakes Wilderness, gaining 3494 feet to stunning alpine lakes.
Last updated: February 26, 2026
Tips
Your route passes through protected areas
Please check local regulations for:
Alpine Lakes Wilderness
Waypoints
Start point
Parking
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12.7 km
Highlight • Lake
Tip by
25.6 km
End point
Parking
Way Types & Surfaces
Way Types
24.4 km
1.10 km
< 100 m
Surfaces
25.5 km
< 100 m
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Elevation
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This route was planned by komoot.
No, the Necklace Valley Trail is considered very strenuous and is not recommended for beginners. While the first five miles are relatively gentle, the trail becomes a steep and rugged climb with significant elevation gain, boulder fields, and potential for wet, overgrown sections. It's best suited for experienced hikers and backpackers.
The trailhead for the Necklace Valley Trail is located within the Mt. Baker-Snoqualmie National Forest. Parking is typically available at the trailhead, but it can fill up quickly, especially on weekends during peak season. Arriving early is advisable.
Yes, as the trail is located within the Alpine Lakes Wilderness, self-issue permits are required for both day and overnight use. Wilderness regulations apply, which include restrictions on motorized vehicles, bicycles, and group size. Notably, campfires are prohibited in the Necklace Valley itself to preserve the delicate alpine environment.
The best time to hike the Necklace Valley Trail is typically from mid-summer through early fall, generally July to September, when snow has melted at higher elevations. In early season, snow and ice may still be present, potentially requiring specialized gear like an ice axe for certain sections.
Dogs are generally allowed in the Mt. Baker-Snoqualmie National Forest and the Alpine Lakes Wilderness. However, they must be kept on a leash at all times to protect wildlife and ensure a pleasant experience for all visitors. Always practice Leave No Trace principles, including packing out all pet waste.
The trail offers diverse and stunning scenery. The initial miles wind through lush, dense forests along the East Fork Foss River. As you ascend into the Necklace Valley, the landscape transforms into a sub-alpine valley with extensive meadows. The highlight is a chain of cool alpine lakes, named for precious gems, such as Jade, Emerald, Opal, and Lake Ilswoot, strung together like a necklace. You'll also enjoy views of jagged peaks and deep valleys.
Yes, the difficulty significantly increases after the five-mile mark where the trail crosses the East Fork Foss River. This river crossing can be challenging depending on water levels and the condition of the foot log. Following this, the trail becomes a steep and grueling climb, ascending over 2,400 feet in just a few miles, characterized by rough granite boulder fields, roots, and large step-ups.
Yes, the first five miles of the trail are relatively easy, gaining only about 600 feet in elevation as it follows an old railroad grade through a regenerated forest. This initial section can be enjoyed as a moderate day hike on its own, offering a pleasant walk along the East Fork Foss River.
The Necklace Valley Trail is primarily an out-and-back route. While there are opportunities for further off-trail exploration to other lakes and peaks, the main path leads to the Necklace Valley and its chain of lakes before returning the same way.
Yes, the route largely follows the official Necklace Valley Trail. It also covers a significant portion of the Necklace Valley Foss Lakes Loop.
The nearest town with amenities is Skykomish, WA. Here you can find basic services, including cafes, pubs, and potentially some accommodation options, which can be useful before or after your hike.
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