Upcoming Cambridge Traffic Impacts: September 9 - 13

The City of Cambridge is notifying residents, businesses, and visitors of street closures and traffic impacts from Wednesday, September 9 to Sunday, September 13 due to the Feast of Saints Cosmas and Damian and the Cambridge Carnival International. 

Please follow all posted detour and parking restriction signage, plan ahead, and consider using alternative routes or modes of transportation.  

Wednesday, September 9 - Sunday, September 13: Feast of Saints Cosmas and Damian

• Street Closures and Impacts:
  • Macarelli Way closed from September 9 through September 13 for amusement rides
  • Warren Street closed from Cambridge St to Gore St September 10-13
  • Porter Street closed from Warren St to Bedford St September 10-13
  • Jefferson Street closed from Warren St to Marion St September 10-13
  • Cambridge Street in front of 716 Cambridge Street September 13 from 5:00 PM - 6:00 PM for a parade stop
  • Processions and a parade will also travel along streets in East Cambridge during the Feast.
• Time of Closures:
  • Wednesday, Sep. 9 (Macarelli Way only): Starting at 8:00 AM through Sunday at 11:30 PM
  • Thursday, Sep. 10: 5:00 PM - 11:00 PM
  • Friday, Sep. 11: 9:00 AM - 11:00 PM
  • Saturday, Sep. 12: 11:00 AM - 11:00 PM
  • Sunday, Sep. 13: 9:00 AM - 11:00 PM

Note: Parking restrictions begin as early as Wednesday, September 9 for event set-up. Please follow all posted signs carefully.

Find more information on their website. 

Sunday, September 13: Cambridge Carnival International 

• Street Closures and Impacts:
  • Blackstone Street closed between Western Avenue and River Street
  • Sidney Street closed between Massachusetts Avenue and Pacific Street
  • A parade will begin at Blackstone Street, travel along River Street, turn right onto Massachusetts Avenue, and then right onto Sidney Street, where the parade will end. Expect temporary traffic impacts along the parade route.
• Time of Closures:
  • 11:00 AM - 8:00 PM

Find more information on their website.