Grant County, WashingtonPort districts are Washington State areas established to construct, acquire, and maintain harbor improvements, rail, or motor vehicle transfer and terminal facilities, water transfer, and terminal facilities, air transfer, or terminal facilities, other storage and handling facilities. May acquire and construct toll bridges and tunnels and belt line railways. May also create industrial development districts and serve as their governing body. Port district is a variable in the computation of property tax.ArcGIS FeatureLayerhttps://hub.arcgis.com/datasets/69b1591e792f454daabff04369178ba5_0engGrant County Open Data PortalPublicPort Districts [Washington (State)--Grant County]Web servicesWashington (State)--Grant CountyWashington (State)Last Modified: 2025-05-27