Maps & Data

Traveling our state highways

Making maps


  • Crash Data
    Crash Data Portal, request reports and the annual collision data summary
  • GIS Data
    A centralized distribution site for geographic information system data.
  • Highways of Statewide Significance
    Interstates and other principal arterials that are needed to connect major communities in the state.
  • Research Reports
    Searchable collection of research reports.
  • Roadway Data
    State highway log, functional classification, highway Performance Monitoring System, interchange viewer and digital imagery & duplication services.
  • Travel Data
    Monthly and annual traffic reports, bicycle and pedestrian count, speed report, peak hour and Traffic Data Geoportal.
  • Traveler information API
    Traffic cameras, highway alerts, travel times and more.