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Boundary Trail

South Cascades > Mount St. Helens
46.2765, -122.2165 Map & Directions
Length
57.0 miles, roundtrip
Elevation Gain
12,300 feet
Highest Point
5,690 feet
Calculated Difficulty About Calculated Difficulty
Hard

The trail is currently inaccessible from the Johnston Ridge Observatory due to a landslide on SR 504. The road is expected to be closed through 2027.

Saved to My Backpack
  • Dogs not allowed
  • Established campsites
  • Mountain views
  • Ridges/passes
  • Wildflowers/Meadows
  • Wildlife

Parking Pass/Entry Fee

Northwest Forest Pass
Rating
3.80 out of 5

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Hiking Boundary Trail

WTA worked here in 2024, 2023, 2022, 2020, 2019, 2018, 2017 and 2016!

Boundary Trail

Map & Directions

Trailhead
Co-ordinates: 46.2765, -122.2165 Open in Google Maps

Before You Go

The trail is currently inaccessible from the Johnston Ridge Observatory due to a landslide on SR 504. The road is expected to be closed through 2027.

See weather forecast

Parking Pass/Entry Fee

Northwest Forest Pass

WTA Pro Tip: Save a copy of our directions before you leave! App-based driving directions aren't always accurate and data connections may be unreliable as you drive to the trailhead.

More Hike Details

Trailhead

South Cascades > Mount St. Helens

Boundary (#1)

Mount St. Helens National Volcanic Monument

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Boundary Trail

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