Northumberland Park Depot is the service and storage area for trains on the Victoria Line

Victoria Line

The Victoria line is a deep-level London Underground line running from the south to the north-east of London. It is coloured light blue on the Tube map...

 of the London Underground

London Underground

The London Underground is a rapid transit system serving a large part of Greater London and some parts of Buckinghamshire, Hertfordshire and Essex in England...

, the only part of the line not in tunnel.

The depot is connected to the Victoria Line by a tunnelled branch line to a junction to the north of Seven Sisters

Seven Sisters station

Seven Sisters station is a National Rail and London Underground Victoria Line station in the Seven Sisters area of the London Borough of Haringey, north London.The station is in Travelcard Zone 3....

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Opened with the first stage of the line in 1968, the depot is next to Northumberland Park railway station

Northumberland Park railway station

Northumberland Park railway station is located in Northumberland Park, London, United Kingdom. The stations and all trains servicing it are operated by National Express East Anglia.-Overview:...

, on Tottenham Marshes

Tottenham Marshes

The Tottenham Marshes are located at Tottenham in the London Borough of Haringey. The marshes cover over and became part of the Lee Valley Park in 1972. The marsh is made up of three main areas; Clendish Marsh, Wild Marsh West and Wild Marsh East...

, Tottenham

Tottenham

Tottenham is an area of the London Borough of Haringey, England, situated north north east of Charing Cross.-Toponymy:Tottenham is believed to have been named after Tota, a farmer, whose hamlet was mentioned in the Domesday Book; hence Tota's hamlet became Tottenham...

 in the London Borough of Haringey

London Borough of Haringey

The London Borough of Haringey is a London borough, in North London, classified by some definitions as part of Inner London, and by others as part of Outer London. It was created in 1965 by the amalgamation of three former boroughs. It shares borders with six other London boroughs...

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As part of Transport for London's tube upgrade scheme, the depot has been expanded and upgraded to accommodate the new fleet of 2009 Tube Stock trains

London Underground 2009 Stock

The 2009 Tube Stock is a type of London Underground train built by Bombardier as part of its Movia family at its Litchurch Lane Works in Derby, England. 47 eight-car units are being built for the Victoria line and have replaced the original 1967 tube stock...

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There has been a local campaign for platforms for the Victoria Line to be built at Northumberland Park station. This is supported by Haringey Council and by Tottenham Hotspur F.C.

Tottenham Hotspur F.C.

Tottenham Hotspur Football Club , commonly referred to as Spurs, is an English Premier League football club based in Tottenham, north London. The club's home stadium is White Hart Lane....

; the platforms are seen as essential to the club's plans to increase capacity at its White Hart Lane

White Hart Lane

White Hart Lane is an all-seater football stadium in Tottenham, London, England. Built in 1899, it is the home of Tottenham Hotspur and, after numerous renovations, the stadium has a capacity of 36,230....

ground.