census-designated place in
census-designated place of
- The Hat Island census-designated place is located on Hat Island in Possession Sound. Note there are two Hat Islands in the region; the other Hat Island is located in Padilla Bay further north.
- Hat Island, Washington (Wikipedia)
Hat Island (Lushootseed: č̓əč̓əsəliʔ), also known as Gedney Island, is a small island in Possession Sound in the U.S. state of Washington. The island is covered by a census-designated place (CDP) that is part of Snohomish County. The population is 26 as of 2025. The island lies between the mainland city of Everett, Washington, and the southern part of Whidbey Island; it has a land area of 1.768 km2 (436.8 acres).