4.5
(6689)
18,382
hikers
00:20
1.21km
20m
Hiking
Hike the easy 0.8-mile Erinswood Trail loop through a diverse, moss-covered Pacific Northwest rainforest near Index, Washington.
Last updated: February 26, 2026
Waypoints
Start point
Parking
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277 m
Highlight (Segment) • Trail
Tip by
1.21 km
End point
Parking
Way Types & Surfaces
Way Types
1.15 km
< 100 m
Surfaces
1.15 km
< 100 m
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Elevation
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Sunday 17 May
15°C
3°C
30 %
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Max wind speed: 9.0 km/h
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This route was planned by komoot.
Parking is available at the trailhead for the Erinswood Trail. Be aware that the parking lot is surfaced with loose gravel, which might be challenging for some users. The connector trail from the parking lot to the main loop has also been described as narrow and overgrown in the past.
The trail is designed to be relatively flat with minimal elevation changes, making it an easy hike. While generally obstruction-free, some sections have had roots sticking up. Recent reports also mention minor obstacles like areas overwashed by floods and downed trees, requiring some step-overs or duck-unders, though nothing completely blocks the path. Plans are underway to improve the surfacing with compressed rock for full ADA compliance.
The Erinswood Trail is specifically designed with accessibility in mind and is intended to be wheelchair-friendly. It was built to provide outdoor access for everyone. While significant improvements are planned and underway (Phase 2 development for full ADA compliance, including compressed rock surfacing), some sections currently may present minor challenges due to roots, recent flood damage, or downed trees. The gravel parking lot and potentially narrow connector trail might also require assistance for wheelchair users.
Yes, the Erinswood Trail is generally dog-friendly. However, it's always best to keep your dog on a leash to protect the local wildlife and ensure a pleasant experience for all trail users.
The trail can be enjoyed year-round. The Pacific Northwest scenery, with its moss-covered rocks and vegetation, is beautiful in all seasons. However, be prepared for typical Cascade rainforest weather, which can include rain. Spring and fall offer lush greenery, while summer provides warmer, drier conditions. Winter can bring snow or more challenging conditions due to downed trees or wet surfaces.
No, there are no specific permits or fees required to hike the Erinswood Trail itself. It is located within Heybrook Ridge County Park, which also does not typically require permits or fees for day use.
The trail meanders through diverse ecosystems, including riparian, deciduous, and evergreen habitats. You'll pass through stands of alder, bigleaf maple, Douglas-fir, and western redcedar, with a rich groundcover of ferns, thimbleberry, and salmonberry. The environment is characteristic of a Cascade rainforest, with moss-covered rocks and the sounds of rushing creeks. Keep an eye out for wildlife such as woodpeckers, coyotes, deer, and even black bears. You might also spot old logging artifacts, adding a historical touch.
Yes, the route also passes through sections of the Erinswood Trail and the Leovy Trail. The Erinswood Trail is intended as a more accessible companion to the more strenuous Leovy Trail that ascends Heybrook Ridge.
Heybrook Ridge County Park, where the Erinswood Trail is located, is managed by Snohomish County. Generally, county parks in this area do not require entrance fees or permits for day use. For specific regulations, such as those concerning camping, fires, or group events, it's always best to check the official Snohomish County Parks website: snohomishcountywa.gov.
The Erinswood Trail is primarily notable for its commitment to accessibility and its ongoing development as a fully ADA-compliant trail. It was built by Washington Trails Association (WTA) volunteers and named after a local resident with cerebral palsy, Erin Sample, reflecting its dedication to providing outdoor access for everyone. It aims to be a unique and valuable resource, allowing individuals with disabilities to experience the Pacific Northwest forest with ease.
Yes, the trail is considered family-friendly due to its easy difficulty and relatively flat terrain. Its short loop design and focus on accessibility make it a good option for families with young children, though parents should be aware of potential minor obstacles like roots or downed trees mentioned in recent reports.