The Green Line is a semi-metro system run by the Massachusetts Bay Transportation Authority (MBTA) in the Boston, Massachusetts, metropolitan area. It is the oldest MBTA subway line, and with tunnel sections dating from 1897, the oldest subway in North America. It runs underground through downtown Boston, and on the surface into inner suburbs via six branches on radial boulevards and grade-separated alignments. With an average daily weekday ridership of 101,000 in 2023, it is among the most heavily used light rail systems in the country. The line was assigned the green color in 1967 during a systemwide rebranding because several branches pass through sections of the Emerald Necklace of Boston.
Longwood station is a light rail station on the MBTA Green Line D branch, located on Chapel Street in Brookline, Massachusetts, on the border with Boston, just north of Longwood Avenue. It serves the Longwood Medical Area, the Colleges of the Fenway, and residential areas of Brookline. The station opened with the rest of the line on July 4, 1959. After renovation work completed in 2009, Longwood station is accessible from both Chapel Street and Riverway Park.
Hynes Convention Center station is an underground light rail station on the Massachusetts Bay Transportation Authority (MBTA) Green Line. It is located at the intersection of Newbury Street and Massachusetts Avenue near the western end of the Back Bay neighborhood of Boston, Massachusetts. The station is named for the Hynes Convention Center, which is located about 700 feet (210 m) to the east along Boylston Street. It has two side platforms serving the two tracks of the Boylston Street subway, which are used by the Green Line B branch, C branch, and D branch. The main entrance to the station from Massachusetts Avenue leads to a fare lobby under the 360 Newbury Street building.
The B branch, also called the Commonwealth Avenue branch or Boston College branch, is a branch of the MBTA Green Line light rail system which operates on Commonwealth Avenue west of downtown Boston, Massachusetts. One of four branches of the Green Line, the B branch runs from Boston College station down the median of Commonwealth Avenue to Blandford Street. There, it enters Blandford Street portal into Kenmore station, where it merges with the C and D branches. The combined services run into the Boylston Street subway and Tremont Street subway to downtown Boston. B branch service has terminated at Government Center since October 2021. Unlike the other branches, B branch service runs solely through the city limits of Boston. The Green Line Rivalry between Boston College and Boston University is named in reference to the B branch, which runs to both universities.
The Green Line D branch is a light rail line in Boston, Brookline, Cambridge, Newton, and Somerville, Massachusetts, operating as part of the Massachusetts Bay Transportation Authority (MBTA) Green Line. The line runs on a grade separated surface right-of-way for 9 miles (14 km) from Riverside station to Fenway station. The line merges into the C branch tunnel west of Kenmore, then follows the Boylston Street subway and Tremont Street subway to North Station. It is the longest and busiest of the four Green Line branches. As of June 2024, service operates on 6 to 8-minute headways at weekday peak hours and 7 to 13-minute headways at other times, using 13 to 19 trains.
The Highland branch, also known as the Newton Highlands branch, was a suburban railway line in Boston, Massachusetts. It was opened by the Boston and Albany Railroad in 1886 to serve the growing community of Newton, Massachusetts. The line was closed in 1958 and sold to the Metropolitan Transit Authority (MTA), the predecessor of the current Massachusetts Bay Transportation Authority (MBTA), which reopened it in 1959 as a light rail line, now known as the D branch of the Green Line.
Arlington station is an underground light rail station on the Massachusetts Bay Transportation Authority (MBTA) Green Line located at the southwest corner of the Boston Public Garden at the corner of Arlington and Boylston Streets at the east end of the Back Bay neighborhood of Boston, Massachusetts. Arlington station was not included in the original construction of the Boylston Street subway, which opened in 1914. Its construction was delayed by World War I, and the station ultimately opened in 1921.
Symphony station is an underground light rail station in Boston, Massachusetts on the E branch of the MBTA Green Line. It is located at the intersection of Massachusetts Avenue and Huntington Avenue. Symphony is the outermost underground station on the E branch; after leaving Symphony, outbound trains emerge onto the surface and continue down the median of Huntington Avenue. Symphony station is named after the nearby Symphony Hall.
Waban station is a surface-level light rail station on the Massachusetts Bay Transportation Authority's Green Line D branch, located just south of Beacon Street at Waban Square in the Waban section of Newton, Massachusetts. The station is located below grade; access to both platforms is via Wyman Street on the outbound side of the tracks or a stairway from Beacon Street. Waban station was made accessible in October 2024; additional reconstruction is planned to begin in 2026.
Chinatown station is a rapid transit station on the Massachusetts Bay Transportation Authority (MBTA) Orange Line, located at the edge of the Chinatown neighborhood in the downtown core of Boston, Massachusetts. The station has two offset side platforms, which run under Washington Street from Hayward Place to Lagrange Street. The three entrances are located at the intersection of Washington Street with Essex and Boylston streets. Like all Orange Line stations, both the subway platforms and all bus connections are fully accessible.
Fenway station is a light rail stop on the MBTA Green Line D branch, located under Park Drive near the Riverway in the Fenway–Kenmore neighborhood of Boston, Massachusetts. It opened as Fenway Park along with the rest of the D branch on July 4, 1959, when streetcars replaced Highland branch commuter rail service. The station is fully accessible from Park Drive via the Landmark Center parking lot, as well as from Miner Street. Now named after the Fenway neighborhood rather than Fenway Park, it is slightly further from the stadium than Kenmore, though still heavily used during events.
Brookline Village station is a light rail station on the MBTA Green Line D branch, located in the Brookline Village neighborhood of Brookline, Massachusetts, United States. It was originally a commuter rail station on the Boston and Albany Railroad's Highland branch; it closed with the rest of the line in 1958 and reopened on July 4, 1959 as a light rail station. With 3,230 daily boardings, it is the third-busiest surface station on the D branch and the sixth-busiest surface station overall. Brookline Village station has raised platforms for accessibility with low-floor light rail vehicles.
Beaconsfield station is an MBTA light rail station in Brookline, Massachusetts. It serves the Green Line D branch. It is located off Dean Road and Beaconsfield Road just south of Beacon Street. Like the other stops on the line, it was a commuter rail station on the Boston and Albany Railroad's Highland branch until 1958, when the line was closed and converted to a branch of what is now the Green Line. The station reopened along with the rest of the line in 1959. Beaconsfield was made accessible in October 2024; additional reconstruction is planned to begin in 2026.
Newton Highlands station is a surface-level light rail station located in Newton, Massachusetts on the Green Line D branch of the Massachusetts Bay Transportation Authority.
Woodland station is a light rail stop on the MBTA Green Line D branch, located off Washington Street (MA-16) between the Newton Lower Falls and Auburndale villages of Newton, Massachusetts, United States. It serves as access to the Newton-Wellesley Hospital, as well as a park and ride station for nearby Route 128.
Brookline Hills station is a light rail station on the Massachusetts Bay Transportation Authority (MBTA) Green Line D branch in the Brookline Hills neighborhood of Brookline, Massachusetts. The station has two side platforms serving the line's two tracks. It was closed from April 2021 to January 2022 as part of adjacent construction on a Brookline High School building, which included renovations to make the station accessible.
Newtonville station is a commuter rail station on the MBTA Commuter Rail Framingham/Worcester Line, located between the Massachusetts Turnpike and Washington Street at Newtonville Square in the village of Newtonville in Newton, Massachusetts. Stairway entrances are located on the bridges over the Turnpike at Walnut Street and Harvard Street. Newtonville station is not accessible; renovations for accessibility are planned.
West Newton station is an MBTA Commuter Rail station in Newton, Massachusetts. It serves the Framingham/Worcester Line, and is located inside the Massachusetts Turnpike Exit 16 rotary in the village of West Newton. West Newton has had continuous rail service since 1834. The station consists of a single low side platform serving one of the line's two tracks, with small crossings to access trains on the far track. West Newton is not accessible; a renovation for accessibility is planned.
Auburndale station is an MBTA Commuter Rail station in Auburndale, Massachusetts. It serves the Framingham/Worcester Line. It is located next to the Massachusetts Turnpike near Lasell College. The modern station platform, built around 1961, replaced a highly acclaimed 1881 depot building designed by H. H. Richardson. A full renovation of the station for accessibility is planned.
Chestnut Hill station is a light rail station on the MBTA Green Line D branch, located off Hammond Street north of Massachusetts Route 9 in the Chestnut Hill neighborhood of Newton, Massachusetts. The station has two side platforms serving the line's two tracks. Chestnut Hill station was made accessible in October 2024; additional reconstruction is planned to begin in 2026.
