Marrowstone Island: East Beach to Mystery Bay

Paddle from East Beach Park on Marrowstone Island, north around Fort Flagler, and south to Mystery Bay.

Launch Point


  • Bathrooms are available at East Beach, Fort Flagler, and Mystery Bay.
  • A 0 ft tide or greater is required to paddle between Rat Island and Marrowstone Island.
  • It is a 0.7 nm level walk from Mystery Bay to East Beach to retrieve the cars. 
  • Difficulty: Sea Kayak III
  • Length: 8.0 nm
  • MapTech Puget Sound Chart No. 100
  • NOAA Puget Sound No. 18440
  • Red Marker
    48.055908, -122.687781
    48.0559078139 -122.687780682
  • Red Marker
    48.103839, -122.694883
    48.1038390189 -122.694883347

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