South Tottenham is a railway station on the east–west Gospel Oak to Barking line of the London Overground. It is located on the eastern side of the north–south A10 High Road in Tottenham, North London, 5 miles 69 chains (9.4 km) from St Pancras and situated between Harringay Green Lanes and Blackhorse Road. It is in Zone 3, in the London Borough of Haringey. South Tottenham to Seven Sisters station is considered an official out-of-station interchange by the National Rail timetable, and involves a short walk. This link will become fixed under the planned route for Crossrail 2, which sees a double-ended underground station built linking together South Tottenham and Seven Sisters stations.

The Gospel Oak to Barking line, frequently unofficially called the Goblin, is a railway line in London. It is 13 miles 58 chains (22.1 km) in length and carries both through goods trains and London Overground passenger trains, connecting Gospel Oak in north London and Barking Riverside in east London. The line is part of Network Rail Strategic Route 6, and is classified as a London and South East Commuter line. On 15 February 2024 Transport for London announced that the Overground service will be renamed the Suffragette line as part of a strategic rebrand.