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65 datasets
Average Transit Speeds by Stop
- Published by: Caltrans
- Last updated: Wednesday, September 30, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
All day and peak transit 20th, 50th, and 80th percentile speeds on segments estimated on a single day for all CA transit operators that provide GTFS r...
Average Transit Speeds by Route
- Published by: Caltrans
- Last updated: Wednesday, September 30, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
All day and peak transit 20th, 50th, and 80th percentile speeds on segments estimated on a single day for all CA transit operators that provide GTFS r...
State Highway Network Odometer
- Published by: Caltrans
- Last updated: Wednesday, September 30, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
The Odometer dataset is used to support accurate distance-based referencing along the State Highway Network. It helps users compare postmile values wi...
Adopt-A-Highway (AAH) All Other Locations
- Published by: Caltrans
- Last updated: Wednesday, September 30, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
The AAH_all_other_loc feature class marks Adopt-A-Highway sites at single-postmile 'other locations' for the entire State Highway Network, merged from...
Safety Roadside Rest Areas
- Published by: Caltrans
- Last updated: Wednesday, September 30, 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: Wednesday, September 30, 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...
Adopt-A-Highway (AAH) All Highways
- Published by: Caltrans
- Last updated: Wednesday, September 30, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
The AAH_all_Highway feature class displays Adopt-A-Highway sites as highway segments for the entire California State Highway Network, merged from all ...
Truck Average Daily Traffic
- Published by: Caltrans
- Last updated: Wednesday, September 30, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
Annual average daily traffic is the total volume for the year divided by 365 days. The truck count year is from October 1st through September 30th. Ve...
California Transit Routes
- Published by: Caltrans
- Last updated: Wednesday, September 30, 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...
Annual Average Daily Traffic
- Published by: Caltrans
- Last updated: Wednesday, September 30, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
Annual average daily traffic is the total volume for the year divided by 365 days. The traffic count year is from October 1st through September 30th. ...