Tax Code Area Boundaries
The downloadable data available on this page depicts Washington State Tax Code Area and district boundaries relative to utility property valuation and assessment activities. All boundary files are shapefile format and require appropriate GIS software (such as ArcGIS Explorer or ArcGIS) to view. These boundaries are updated annually. For additional details and contact information for each download, please click on the “metadata” link located next to each download.
TCA maps broken down by county sections for ease of use
District Boundaries for 2014 Assessment Year, 2015 Tax Year