P.O. Box 3755
Seattle, WA 98124-2255
Phone: (888) 226-7688
Directions & Lake History/Factoid
Directions: Located on Highway 20, 3 miles south of Coupville on Whidbey Island, Island County, Washington.
Factoid: Operated as part of Fort Casey State Park. Fort Casey State Park (including Keystone Spit) is comprised of 411.46 acres with 7,000 feet of freshwate frontage and 110,810 feet of saltwater shoreline on Admiralty Inlet.
Age & Disability Discount Passes
2 Recreation areas at Keystone Harbor
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|T||Pull Through Campsites|
|C||Fish Cleaning Stations|
|GS||Group Picnic Shelter|
|B||Bike Trails |
|I||Hiking Trails - Interpretive|
|R||Off Road Vehicle Trails|
|S||Snow Mobile Trails|
|CC||Cross Country Skiing Trails|
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