Cedar Grove station is a light rail station on the Mattapan Line (part of the MBTA Red Line) located in the southern part of the Dorchester neighborhood of Boston, Massachusetts.

The station, named for the adjacent Cedar Grove Cemetery, has two side platforms serving the line's two tracks.

[5] Passenger service on the Shawmut Branch ended on September 4, 1926, for conversion of the line to rapid transit.

During the closure, all stations on the line were modernized and (except for Valley Road) made accessible.

Cedar Grove station received new platforms and canopies, with wooden ramps for accessibility.