Shenfield railway station is on the Great Eastern Main Line in the East of England, serving the town of Shenfield, Essex. As well as being a key interchange for medium- and long-distance services on the main line, it is also the western terminus of a branch line to and the eastern terminus of the stopping "metro" service to and from London Liverpool Street operated by TfL Rail. It is down the line from Liverpool Street and is situated between and either on the main line or on the branch line. Its three-letter station code is SNF.