Fields Corner station is a rapid transit station on the Ashmont branch of the Massachusetts Bay Transportation Authority (MBTA) Red Line, located in the Fields Corner district of Dorchester, Boston, Massachusetts. It is a major transfer point for MBTA bus service, serving routes 15, 17, 18, 19, 201, 202, and 210. The station opened in 1927 and was completely rebuilt from 2004 to 2008, making it fully accessible.