- Island County, Washington has 208.5 square miles of land area and is the 38th largest county in Washington by total area. Island County, Washington is bordered by Skagit County, Washington, Kitsap County, Washington, Jefferson County, Washington, Snohomish County, Washington, and San Juan County, Washington.
All your works praise you, Lord;
your faithful people extol you.
Psalm 145:10 NIV