Boundary Trail (Mount St. Helens)
Mount St. Helens National Volcanic Monument, Gifford Pinchot National Forest, Washington
- Distance
- 86.4 km
- Elev. gain
- 4,357 m
- Start
- Near Cowlitz County
- Finish
- Near Skamania County
A simplified drawing of the real route — the distance above is the published figure, not the length of this line.
0 km769–1,736 m above sea level89.0 km
Ground elevation sampled along the mapped route.
About this distance
Gifford Pinchot National Forest publishes Boundary Trail #1 as 53.7 miles (86.4 km). The OSM geometry measures about 91.7 km.
Common questions
- How long is the Boundary Trail (Mount St. Helens)?
- The Boundary Trail (Mount St. Helens) is 86.4 km (53.7 miles).
- How much elevation gain does the Boundary Trail (Mount St. Helens) have?
- The Boundary Trail (Mount St. Helens) has about 4,357 m (14,295 ft) of total climbing, measured along Far's route for the trail.
- Where does the Boundary Trail (Mount St. Helens) start and finish?
- The Boundary Trail (Mount St. Helens) runs between Near Cowlitz County and Near Skamania County.
- Why do other sources list a different distance for the Boundary Trail (Mount St. Helens)?
- Gifford Pinchot National Forest publishes Boundary Trail #1 as 53.7 miles (86.4 km). The OSM geometry measures about 91.7 km.
Sources
- OpenStreetMap91.7 km · 4,357 m gain
Route geometry from OpenStreetMap contributors (ODbL). Reviewed by a Far curator on August 9, 2026. Trail conditions, permits, and hazards change — verify before you go.