[1] It was originally built with a short center island platform, similar to Dover station to the north.

Like most of the other Elevated stations, both were designed in a Beaux Arts style by Alexander Wadsworth Longfellow Jr.[3] Mere months after opening, both stations had their platforms extended for four-car trains; the platforms at Northampton were extended again in 1908 to six-car length.

[4] On December 5, 1960, the MTA began operating "modified express service" on the Elevated during the morning rush hour.

[8] It was detached from the elevated structure and moved to the Seashore Trolley Museum in Kennebunkport, Maine in 1988.

[10] Silver Line service on Washington Street began on July 20, 2002, replacing the route 49 bus.