London rail › Liberty

Liberty line

A single-track shuttle across east London suburbs between Romford and Upminster, with one stop at Emerson Park. It joined the Overground from Greater Anglia in 2015.

2015London Overground since
3Stations
2Trains per hour, all day

Facts

London Overground since
31 May 2015
Termini
Romford – Upminster
Type
London Overground line
Depots
not confirmed
Operator
First Rail London (FirstGroup), for TfL, since 3 May 2026; Arriva Rail London from 2016 to 2026
Class 710 Aventra, schematic side elevation, 2 cars
Class 710 Aventra · Bombardier Transportation (now Alstom), Derby

Route 3 stations

Romford – Upminster: schematic, not to scale Romford — change for Elizabeth line, National RailRomford Emerson ParkEmerson Park Upminster — change for District, National RailUpminster

Schematic, not to scale. Ringed stations are interchanges. Station order from TfL open data.

StationZoneInterchanges
Romford6Elizabeth line, National Rail
Emerson Park6
Upminster6District, National Rail

Stations, zones and interchanges from TfL open data (2026-10-02). National Rail interchanges are listed where TfL groups the stations together.

Rolling stock

History 4

  1. London Overground takes over the line from Greater Anglia.
  2. TfL announces names and colours for the six Overground lines.
  3. The Mayor launches the new line names; signs had started changing on 20 November.
  4. First Rail London takes over running the Overground from Arriva Rail London.

Sources 12

How we source figures →

unverified TfL publishes no length for each line