Eastern Massachusetts Street Railway

Ex-Eastern Mass. Street Railway car 4387 at the Seashore Trolley Museum

1930s map of Eastern Mass streetcar and bus lines

The Eastern Massachusetts Street Railway (Eastern Mass) was a streetcar and later bus company in eastern Massachusetts, serving most suburbs of Boston, Massachusetts. Many of its former routes are now run by the Massachusetts Bay Transportation Authority.

BERy connection points

The Eastern Mass connected to the Boston Elevated Railway (BERy) system at many points; through service continued along BERy trackage at some.

• Neponset
• Milton Lower Mills
• Mattapan
• Forest Hills - the Hyde Park division was leased to the BERy ca. 1930, unifying routes across Forest Hills but creating other connection points.
• Arlington Heights
• West Medford
• Middlesex Fells
• Malden Center
• Charlestown
• Chelsea - the Chelsea division was sold to the BERy in 1936, unifying routes across Charlestown and Chelsea but creating other connection points.
• Suffolk Downs
• Fields Corner

Preserved cars

Former Eastern Massachusetts Street Railway car 4387, built in 1918 by the Laconia Car Company, is preserved in operating condition at the Seashore Trolley Museum, in Kennebunkport, Maine.