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Our Campus

The International School of Boston’s historic campus is located at the intersection of Cambridge, Somerville, and Arlington, Massachusetts - just minutes from downtown Boston, near many of the world’s most renowned universities, and within easy access to the area’s biotech industry. 

In alignment with our community’s deep commitment to sustainability, many students and families arrive on campus by foot or bike daily. MBTA bus stops are conveniently located within walking distance of the School and provide access to downtown Boston, Somerville, Cambridge, Arlington, and Medford. Additionally, ISB is located within walking distance of the MBTA Red Line.

Take a Virtual Campus Tour

An Historic Cambridge Campus

Since 2005, ISB has been the proud owner of a historic building at 45 Matignon Road in Cambridge. We take great pride in being careful stewards of our historic property, and we extend that responsibility to our students and faculty, who occupy our spaces every day. 

  • 1962: Founded as a French bilingual Kindergarten in a house basement and expanded quickly into a bilingual elementary school.
  • 1983: Moved into the historical Parmenter School building in Arlington.
  • 1997: Opened a Middle School in the 19th Century historic building (Almshouse) in Cambridge through a partnership with the Archdiocese of Boston. 
  • 1999: Began the Upper School; the first graduating class to earn their French Baccalaureate was in 2001.
  • 2005: Purchased the Almshouse from the Archdiocese of Boston.
  • 2019: Cambridge's campus footprint was expanded to include Maternelle, previously located in Arlington, through a long-term lease of the Convent with the Archdiocese of Boston.

Our campus features dedicated Libraries for each division, a large gymnasium and Media Center, two playgrounds, shared outdoor athletic fields, dedicated spaces for the visual and performing arts. and more. 

ISB students engaging in artwork
Many families arrive by bike to ISB each day
ISB's on-campus gymnasium used by all students
Upper School students enjoying lunch at a picnic table
ISB students participating in an activity in the Science Lab
ISB's Media Center, a central location for events on campus
The Maternelle Playground, one of two outdoor spaces for Elementary School students
The new Lower School Library opened in the fall of 2023
Maternelle students participate in regular activities in the Motricity Room

Traveling to ISB

The International School of Boston is located at 45 Matignon Road, Cambridge, Mass., 02140. Visitor parking is available in front of the School or in the parking lot adjacent to the Gym. 

ISB is also accessible by using the MBTA's 87, 88, or 89 bus lines. Two MBTA subway T-stops on the Red Line are within walking distance of the School: Alewife and Davis Square.

Scheduling a Campus Visit

Families within travel distance of ISB are encouraged to join us on campus for an in-person event or Shadow Day. For families exploring ISB from around the world, we offer virtual events and information sessions with a member of our Admissions Team. 

Learn more on our Admissions pages
 

The exterior of ISB's campus located in Cambridge, Mass.