Transportation

MassGIS provides a wide variety of GIS data layers that you can use in your own software and web map applications.

GIS Maps, Transportation Data, and Reports for all modes of travel throughout Massachusetts.

Data analysis worksheets and average crash rates by intersection type and roadway functional classification.

Explore dashboards and download datasets about vehicle accidents using the Department of Transportation's Interactive Mapping Portal for Analysis and Crash Tracking (IMPACT). These data are based on crash reports submitted by state and local police departments.

Information and links for developers to work with real-time and static transportation data.

Search geographic datasets maintained by the Department of Transportation, such as road inventories, crash data, rail networks, and airports.

Each digital dataset name below links to a complete data layer description. On each page you will find metadata and links to free data downloads.

Data feeds and files to develop applications for the MBTA and other transit services.

Explore public transit datasets, such as ridership data, service coverage, financials, and vehicle locations. This data is published by the Massachusetts Bay Transportation Authority.

See data about how many miles of road are in each Massachusetts municipality, including what the types of road (e.g. highways, roads through state parks, etc.) Data spans 2004 through present day. This data is hosted on a website managed by the Division of Local Services.