3.3
(18)
55
hikers
01:14
4.12km
190m
Hiking
Hike the easy 2.6-mile Upper South Fork Skokomish Trail in Olympic National Forest, gaining 617 feet to reach Lake Sundown.
Last updated: February 26, 2026
Tips
Your route passes through a protected area
Please check local regulations for:
Waypoints
Way Types & Surfaces
Way Types
4.11 km
< 100 m
Surfaces
4.11 km
< 100 m
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Elevation
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Wednesday 6 May
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Max wind speed: 13.0 km/h
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This route was planned by komoot.
The trail is often described as a 'tale of two trails.' The first half, staying low in the valley, is generally less challenging, though brushy in sections. Beyond the 4-mile mark, it becomes significantly more difficult, with steep switchbacks and a rougher, more primitive tread, especially within Olympic National Park. The final push to Sundown Pass is considered brutally steep. Overall, it ranges from moderate to difficult, requiring good physical condition and potentially backcountry skills for the upper sections.
You'll encounter diverse terrain. The lower valley sections feature dirt with duff and some rocks, passing through lush Olympic forests. As you gain elevation, the trail becomes narrower and more eroding, traversing through silver fir and yellow cedar, bypassing wet meadows. River crossings are frequent, some with log bridges that may be slippery or in disrepair, while others might require rock hopping or wading.
Parking is available at the trailhead, typically accessed via FS 2361. Be aware that the road conditions can be rough and very potholed, so a high-clearance vehicle is preferred. Also, FS 2361 is subject to seasonal wildlife closures from October 1st to April 30th, which could add an extra 5 miles to your hike if you have to park further down.
The best time to hike is generally outside of the seasonal road closure period for FS 2361, which runs from October 1st to April 30th. Summer and early fall offer the most accessible conditions, though the trail can be subject to temporary closures, such as for wildfires. Berries can be abundant and ripe in season.
While the initial sections are in Olympic National Forest, the trail crosses into Olympic National Park. You will need to check current regulations for both the National Forest and National Park sections regarding permits, especially for overnight stays in the wilderness. For more information, you can consult the USDA Forest Service website.
Dogs are generally allowed on trails within Olympic National Forest. However, since this trail enters Olympic National Park, specific regulations apply. Dogs are typically not allowed on wilderness trails within Olympic National Park. Always check the latest park regulations before bringing your dog.
Yes, river crossings are a notable aspect of this trail. You will cross the Skokomish River and other streams multiple times. Some crossings utilize log bridges, which can be slippery or in disrepair, requiring caution. Other crossings may require rock hopping or even fording, especially during periods of high water.
You'll hike through gorgeous old-growth forests with impressive Douglas fir, Western red cedar, and hemlock, some over 250 feet tall. The valley bottom is verdant and lush. As you ascend, the scenery improves, offering views through subalpine forests and past lovely meadows. The destination of Lake Sundown is a beautiful reward. Keep an eye out for wildlife like elk and bear, especially in basins near Sundown Pass.
The Upper South Fork Skokomish Trail is primarily an out-and-back route, leading to destinations like Lake Sundown. There are no prominent loop options described for the main trail.
Yes, the route follows and intersects with sections of the South Fork Skokomish River Trail 873 and the Upper South Fork Skokomish Trail #873.
Given the trail's varying difficulty and primitive sections, especially within the park, it's recommended to bring essential hiking gear. This includes plenty of water, appropriate layers for changing weather, sturdy hiking boots, and navigation tools like a map, compass, and altimeter. Be prepared for river crossings and potential slippery surfaces.