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47 datasets

California All Public Roads Network

  • Published by: Caltrans
  • Last updated: Tuesday, May 12, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The Caltrans All Roads Linear Referencing Services (LRS) dataset provides the base geometry for federally required Highway Performance Monitoring Syst...

Military Airport

  • Published by: Caltrans
  • Last updated: Tuesday, May 12, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This is a point layer of Military Airports currently permitted by the State of California, Department of Transportation (Caltrans), Division of Transp...

California Metropolitan Planning Organization (MPO)

  • Published by: Caltrans
  • Last updated: Tuesday, May 12, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This dataset contains the geographic boundaries of Metropolitan Planning Organizations (MPO) and is intended for metropolitan area multimodal transpor...

State Highway Network Postmiles Tenth

  • Published by: Caltrans
  • Last updated: Tuesday, May 12, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Postmiles are valid postmile points at 0.1 (1/10th) mile intervals, based on the Caltrans Linear Referencing System. Exceptions that are included are ...

State Highway Network Lines

  • Published by: Caltrans
  • Last updated: Tuesday, May 12, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

StateHighways are state highways based upon the Caltrans Linear Referencing System. Each record in this layer represents a highway segment where the c...

Safety Roadside Rest Areas

  • Published by: Caltrans
  • Last updated: Tuesday, May 12, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Caltrans provides Safety Roadside Rest Areas as a part of the State Highway System pursuant to Streets and Highways Code, Sections 218-226.5. Safety R...

High Occupancy Vehicle

  • Published by: Caltrans
  • Last updated: Tuesday, May 12, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

High-Occupancy Vehicle (HOV) lane, also known as the carpool or diamond lane, is a traffic management strategy to promote and encourage ridesharing; t...

Maintenance Facilites

  • Published by: Caltrans
  • Last updated: Tuesday, May 12, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Freight and Passenger maintenance facilities in California....

California Transit Stops

  • Published by: Caltrans
  • Last updated: Tuesday, May 12, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Provide compiled GTFS schedule data in geospatial format. Transit routes associates route information to shapes. Transit stops associates aggregated s...

Average Transit Speeds by Route

  • Published by: Caltrans
  • Last updated: Tuesday, May 12, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Provide average transit speeds, number of trips by route-direction....