Traffic Data GeoPortal

The WSDOT Traffic Data Geoportal is an application that allows users to view WSDOT Annual Average Daily Traffic (AADT) volumes and truck percentages through a map interface. The application also allows users to download hourly traffic volume data and monthly statistics from the Department’s network of Permanent Traffic Recorders (PTRs).


Traffic Data GeoPortal

For first time users: There is a Help and Users Guide (pdf 1.1 mb) that will assist you in getting started with the application.



Current and Archived GIS Source Data Files

GIS Data Files

Historic AADT and Truck Percentage Dataset

Dataset (xlsx 11.1 mb)