- Island County — Thumbnail History (historylink.org)
Island County, the eighth oldest county in Washington, was created on January 6, 1853, by the Oregon Territorial Legislature from a portion of Thurston County and was named for the myriad of islands in Northwestern Washington. It originally encompassed Snohomish, Skagit, Whatcom, and San Juan Counties…
- Island County, Washington (Wikipedia)
Island County is a county located in the U.S. state of Washington. As of the 2020 census, its population was 86,857. Its county seat is Coupeville, while its largest city is Oak Harbor.
