Thamesmead is a district of south-east London

South East (London sub region)

The South East is a sub-region of the London Plan corresponding to the London Boroughs of Bexley, Bromley, Greenwich, Lewisham and Southwark. The sub region was established in 2008. The south east has a population of 1,300,000 and is the location of 500,000 jobs...

, England, located in the London Boroughs of Greenwich

London Borough of Greenwich

The London Borough of Greenwich is an Inner London borough in south-east London, England. Taking its name from the historic town of Greenwich, the present borough was formed in 1965 by the amalgamation of the former area of the Metropolitan Borough of Greenwich with part of the Metropolitan...

 and Bexley

London Borough of Bexley

The London Borough of Bexley lies in south east Greater London, and is a borough referred to as part of Outer London. It has common borders with the London Borough of Bromley to the south, the London Borough of Greenwich to the west, across the River Thames to the north it borders the London...

. It is situated 9.4 miles (15.1 km) east of Charing Cross

Charing Cross

Charing Cross denotes the junction of Strand, Whitehall and Cockspur Street, just south of Trafalgar Square in central London, England. It is named after the now demolished Eleanor cross that stood there, in what was once the hamlet of Charing. The site of the cross is now occupied by an equestrian...

.

Thamesmead is the name given to a group of disparate mainly social housing developments built from the late 1960s onwards mostly on former marshland on the southern banks of the River Thames

River Thames

The River Thames flows through southern England. It is the longest river entirely in England and the second longest in the United Kingdom. While it is best known because its lower reaches flow through central London, the river flows alongside several other towns and cities, including Oxford,...

 between the more established towns of Woolwich

Woolwich

Woolwich is a district in south London, England, located in the London Borough of Greenwich. The area is identified in the London Plan as one of 35 major centres in Greater London.Woolwich formed part of Kent until 1889 when the County of London was created...

 and Belvedere

Belvedere, London

Belvedere is a suburban and largely working class area and electoral ward in the London Borough of Bexley in Southeast London.-History:The area which is today known as Belvedere was originally part of Lesness Heath, which originally stretched from the area of Lesnes Abbey to Erith and constituted...

. Originally planned to have 60,000-100,000 residents, it is now estimated to be on target for a final population of around 50,000 people.
Most of the land area of Thamesmead previously formed about 1000 acres (4 km²) of the old Royal Arsenal

Royal Arsenal

The Royal Arsenal, Woolwich, originally known as the Woolwich Warren, carried out armaments manufacture, ammunition proofing and explosives research for the British armed forces. It was sited on the south bank of the River Thames in Woolwich in south-east London, England.-Early history:The Warren...

 site that extended over Plumstead Marshes and Erith Marshes.