Island County GISThis layer is used frequently by many departments to outline junior taxing districts. Some attributes are utilized more frequently than others. The layer is used for map reference, cartography, and answering public requests. This feature class is derived from the parcel layer; therefore it is accurate to the level of the parcels.ArcGIS FeatureLayerhttps://hub.arcgis.com/datasets/d7d585f584794ef385ff539eb3d4bc13_0engIsland County Open Data PortalPublicDiking Drainage Districts [Washington (State)--Island County]Web servicesWashington (State)--Island CountyWashington (State)Last Modified: 2026-01-08