MetroWest Regional Transit Authority

Upcoming Service Changes:

*NEW ROUTE* Marlborough Commuter Shuttle

Effective July 1, 2026, the Marlborough Economic Development Corporation Shuttle will be transitioning to be operated by MWRTA. This route is designed to bring commuters between the Southborough MBTA Station and designated work locations in Marlborough. 

Click here for the Marlborough Commuter Shuttle schedule. 

Click here for an FAQ on the shuttle transiton. 

Route 4 South Detour - May 26 - 29

Due to construction being done at the CSX tracks on Hollis St & Waushakum St., the Route 4 South will be detoured during work.  When returning Inbound from Shaw's, the route will turn left onto Winthrop St, right on Cedar St, right on Waverly St, and head to the Blandin Hub from there. Please see detour map below, and call (508) 935-2222 with any questions. 

Click here for detour map. 

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MWRTA is Fare Free!

All MWRTA services are currently running fare free.  Fixed Route riders will not need to show or tap a Catch Card to qualify - simply board the bus and your fare is free! 

Free fare will automatically be applied to any Catch Connect and Demand Response trips. 

Please call (508) 935-2222 with any questions. 

Up-to-the-Minute Bus Route Info

MWRTA is participating in Google Transit - click here and then type in your directions to utilize this service. Use the Google Transit Trip Planner to get step-by-step transit directions in your web browser. Enter a starting and ending address or destination serviced by MWRTA and you will be given schedule and fare information for navigating the bus system.

The Google Transit Trip Planner is also available for some mobile phones by navigating to http://m.google.com/maps in your mobile browser. You may also get directions to and from the MBTA service area into and out of the MWRTA service area.

In Honor and Respect for our Country's Symbol

The MWRTA is now accepting your old, tattered, or otherwise damaged American Flags at the Blandin Hub for proper disposal.

Customer Service will be happy to take your flag(s,) which will be placed in a designated container to be properly disposed of at a later date.