National Transportation Atlas Database (NTAD)

Data Provided:

  • Transportation related geospatial data from the US Department of Transportation’s Operating Administrations (OAs), and reference information from other government agencies
  • Geospatial data showing the location of transportation infrastructure/networks, how people and goods flow through the networks, and how the surrounding environmental, social, and economic conditions affect or are affected by the networks
  • Data can be downloaded as a shapefile, Excel file, or KML file from an open data catalog. APIs are also provided through the catalog to ingest NTAD data into your own web mapping application.

Current Open Data Catalog: