This is a list of selected islands that are part of Washington state. Island County Area Population Notes (miles²) 2019 2010 Change (est) Aleck RocksSan Juan000Alegria / Little Double IslandSan Juan000Allan IslandSkagit000Previously owned by Microsoft billionaire Paul Allen.Anderson IslandPierce7.751,3381,037301Armitage IslandSan Juan000Baby IslandIsland0.000574000Semi-attached to Whidbey Island at low tideBachelor IslandClark000Bainbridge IslandKitsap27.624,52023,0251,495Bare IslandSan Juan000Barnes IslandSan Juan0.0529687000Barren IslandSan Juan000Bateman IslandBenton0.2533312Battleship IslandSan Juan0.005000Bell IslandSan Juan220Ben Ure IslandIsland660Bird RocksSan Juan000Black RockSan Juan000Blake IslandKitsap0.74440Entire island preserved as Blake Island Marine State Park.Blakely IslandSan Juan6.5443311Blind IslandSan Juan000Entire island preserved as Blind Island Marine State Park.Boulder IslandSan Juan000Brant IslandWhatcom000Brown IslandSan Juan0.2522175Buck IslandSan Juan000Burrows IslandSkagit000Cactus IslandsSan Juan000Camano IslandIsland40.5517,34815,6501,698Has two state parks, Cama Beach and Camano Island State Park.Canoe IslandSan Juan0.07220Castle IslandSan Juan000Originally named Old Hundred Island.Cayou / Rum IslandSan Juan000Cemetery IslandSan Juan000Center IslandSan Juan0.27520164Charles IslandSan Juan000Chuckanut IslandWhatcom000Chuckanut RockWhatcom000Entire island preserved as part of San Juan Islands National Monument.Clark IslandSan Juan0.09000Entire island preserved as Clark Island Marine State Park.Cliff IslandSan Juan000Clover IslandBenton0.25000Cluster IslandsSan Juan000Colville IslandSan Juan000Cone IslandsSkagit000Coon IslandSan Juan000Cotton Point IslandSan Juan0.0004000Entire island preserved as part of San Juan Islands National Monument.Cottonwood IslandCowlitz000Crab IslandSan Juan000Craft IslandSkagit000Crane IslandSan Juan0.371082Cutts / Crow / Scotts IslandPierce0.003000Entire island preserved as Cutts Island State Park.Cypress IslandSkagit6.231073Deadman IslandSkagit000Deadman Island / Shark ReefSan Juan0.005000Debays IslandSkagit000Decatur IslandSan Juan3.52967818Deception IslandIsland000Destruction IslandJefferson0.05000Dinner IslandSan Juan000Doe IslandSan Juan0.01000Entire island preserved as Doe Island Marine State Park.Dot IslandSkagit000Double IslandSan Juan000Eagle IslandPierce0.01000Entire island preserved as Eagle Island State Park.Ebey IslandSnohomish16915316Eliza IslandWhatcom0.22321814Eliza RockWhatcom000Fawn IslandSan Juan000Fidalgo IslandSkagit41.1925,28922,6532,636Fir IslandSkagit15.544541827Fisher IslandCowlitz000Flattop IslandSan Juan000Florence IslandSnohomishFlower IslandSan Juan0.007000Fortress IslandSan Juan0.005000Entire island preserved as part of San Juan Islands National Wildlife Refuge.Fox IslandPierce5.24,1133,625488Freeman IslandSan Juan000Entire island preserved as part of San Juan Islands National Monument.Frost IslandSan Juan0.1330Goat IslandSkagit000Goose IslandSan Juan0.006000Gossip IslandSan Juan000Guemes IslandSkagit824667157Guss IslandSan Juan000Hall IslandSan Juan000Harbor IslandKing0.5000Harnden IslandSan Juan000Harstine IslandMason18.71,6001,412188Hart IslandSkagit000Hat IslandSnohomish0.68258441Also known as Gedney Island, located in Possession SoundHat IslandSkagit0.142187000Located in Padilla BayHenry IslandSan Juan1.59301911Herron IslandPierce0.4821115160Holmes IslandThurstonHope IslandMason0.165625000Hope IslandSkagit000Huckleberry IslandSkagit000Iceberg IslandSan Juan000Ika IslandSkagit0.58000Indian IslandJefferson4.3653530Jack IslandSkagit000Jackson / Whites IslandWahkiakum000James IslandSan Juan0.07000Jetty IslandSnohomish2.81000Johns IslandSan Juan0.36990Jones IslandSan Juan0.29000Entire island preserved as Jones Island State Park.Ketron IslandPierce1617 -1Lawson RockSan Juan000Leque IslandSnohomish000Little Deadman IslandSkagit000Little IslandWahkiakum16014614Little Patos IslandSan Juan000Little Sucia IslandSan Juan000Locke IslandAdams000Preserved as part of the Hanford Reach National Monument.Lone Tree / The Sisters IslandsSan Juan000Long IslandPacific8.37000Lopez IslandSan Juan29.812,5962,380216Low IslandSan Juan000Lummi IslandWhatcom9.251,060946114Lummi RocksWhatcom000Marrowstone IslandJefferson6.394084496Matia IslandSan Juan0.23000Maury IslandKing1,8691,82445McConnell IslandSan Juan0.05000McMicken IslandMason000McNeil IslandPierce6.632981,506 -1,208Mercer IslandKing12.924,47022,6991,771Milltown IslandSkagit000Milltown IslandSnohomish000Nob IslandSan Juan000North Finger / South Finger IslandsSan Juan321O'Neal IslandSan Juan101Obstruction IslandSan Juan0.3419145Orcas IslandSan Juan57.35,6325,220412Pass IslandSkagit000Patos IslandSan Juan0.32000Entire island preserved as part of San Juan Islands National Monument.Peapod IslandsSan Juan000Pearl IslandSan Juan0.061082Pete Moore IslandCowlitz000Picnic / Sheep IslandSan Juan0.002000Pitt IslandPierce000Pointer IslandSan Juan000Portage IslandWhatcom1.47000Posey IslandSan Juan0.002000Entire island preserved as Posey Island State Park.Protection IslandJefferson1.03000Puffin IslandSan Juan000Puget IslandWahkiakum7.4873568550Raft IslandPierce0.3150045941Ram IslandSan Juan000Reach / Treasure IslandMason0.1415111932Reef IslandSan Juan000Richardson RockSan Juan000Rim IslandSan Juan000Ripple IslandSan Juan000Saddlebag IslandSkagit0.04000Entire island preserved as Saddlebag Island State Park.Samish IslandSkagit750626124San Juan IslandSan Juan55.058,2367,578658Satellite IslandSan Juan0.18000Savage IslandFranklin000Scarborough IslandClallam000Sentinel IslandSan Juan000Shaw IslandSan Juan7.7026023822Silcox IslandPierce11101Sinclair IslandSkagit1.5917134Skagit IslandSkagit000Skipjack IslandSan Juan0.06000Entire island preserved as part of San Juan Islands National Wildlife Refuge.Skull IslandSan Juan0.005000Smith IslandIsland000Smith IslandSnohomish330Spencer IslandSnohomish16160Spieden IslandSan Juan0.81220Spindle RockSan Juan000Squaxin IslandMason2.216000Steamboat IslandThurston0.0148462Strawberry IslandIsland000Strawberry IslandSkagit000Stretch IslandMason0.4717816216Stuart IslandSan Juan2.8836297Sucia IslandSan Juan1.06000Swirl IslandSan Juan000Tanglewood IslandPierce0.03880Tatoosh IslandClallam0.06000Towhead IslandSkagit000Trump IslandSan Juan330Turn IslandSan Juan0.05000Unknown Island 1 / Asotin CountyAsotin000Unknown Island 1 / Benton CountyBenton770Unknown Island 1 / Grant CountyGrant12611313Vashon IslandKing36.98,9198,800119Vendovi IslandSkagit0.34220Victim IslandSan Juan000Entire island preserved as part of San Juan Islands National Monument.Viti RocksWhatcom000Waadah IslandClallam0.0636875000Waldon IslandCowlitz11110Waldron IslandSan Juan4.61121066Whale RocksSan Juan000Whidbey IslandIsland168.6767,45362,8394,614Williamson RocksSkagit000Willow IslandSan Juan000Yellow IslandSan Juan0.02220Young IslandSkagit000

See also

References