Join GarageApp

Mount St. Helens Volcanic Backroads Loop

21 Miles
Loop
Toutle River Viewpoint
Photo of route Mount St. Helens Volcanic Backroads Loop in Castle Rock, Washington, United States

Best time: May through October

A scenic drive through the foothills around Mount St. Helens, featuring volcanic vistas, forest landscapes, and winding country roads.

Start / End: Toutle River Viewpoint

Driving tips: Roads can be narrow with occasional gravel sections. Watch for wildlife, especially at dawn and dusk. Some elevation changes require careful driving.