Mobile Apps


Mass511 is the official traffic & traveler app for Massachusetts commuters and travelers. Published by the Massachusetts Department of Transportation (MassDOT), Mass511 delivers reliable real-time road and travel information, covering interstates, U.S. routes, and state highways. The app provides images from cameras and includes up-to-date highway information on construction, collisions, and road closures. It also identifies open rest areas and locations throughout the state that offer food and fuel. The app includes an easy-to-use map view and features a drive mode that provides hands free audio alerts. Mass511 draws from live traffic and incident data from MassDOT Highway Operations Center, which means you’ll know what’s going on as it happens. Mass511 is available through Google Play and App Store.


The Mass511 feature filled app enables you to:

  • Get the latest on roadwork, construction, crashes, and other traffic incidents with our easy-to-use zoomable and scrollable map
  • Check out real-time traffic and winter-weather conditions on our live camera feeds
  • Save your commuting route and get traffic alerts tailored to you
  • Compare up to three different routes for traffic conditions and delays
  • Plan your trip by car, transit-rail, and bus
  • Get notified about alternate routes as they become available
  • Use Drive Mode to get hands-free audio alerts while on the road

Know before you go! Check Mass511 app and set up alerts before getting on the road.

Mobile App Mass 511

The Mass511 feature filled app enables you to: