Spirit Lake Memorial Highway


  • DesignationForest Service Byway
  • LocationWA
  • Length52 miles
Statewide Byway Partners
Washington State Department of Transportation
State of WA Tourism
Spirit Lake Memorial Highway


Known as the Spirit Lake Memorial Highway,
SR-504 is a 52-mile journey (one way in/one
way out) into the scene of the epic
destruction that Mount St. Helens caused
when it erupted on May 18, 1980.

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