Southwark St John Horsleydown was a small parish on the south bank 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,...

 in London

London

London is the capital city of :England and the :United Kingdom, the largest metropolitan area in the United Kingdom, and the largest urban zone in the European Union by most measures. Located on the River Thames, London has been a major settlement for two millennia, its history going back to its...

, opposite the Tower of London

Tower of London

Her Majesty's Royal Palace and Fortress, more commonly known as the Tower of London, is a historic castle on the north bank of the River Thames in central London, England. It lies within the London Borough of Tower Hamlets, separated from the eastern edge of the City of London by the open space...

. The name Horsleydown, apparently derived from the "horse lie-down" next to the river, is no longer used. The parish was created by splitting St Olave's parish

Southwark St Olave

Southwark St Olave was an ancient civil and ecclesiastical parish on the south bank of the River Thames, covering the area around where Shard London Bridge now stands in the modern London Borough of Southwark...

 in 1733.

In the metropolitan re-organisation of 1855 it was grouped into the St Olave District

St Olave District (Metropolis)

St Olave was a local government district within the metropolitan area of London, England from 1855 to 1900. It was formed by the Metropolis Management Act 1855 and was governed by the St Olave District Board of Works, which consisted of elected vestrymen....

 with St Olave's and St Thomas's sending a joint representative to the Metropolitan Board of Works and remained as such after the 1889 creation of the County of London

County of London

The County of London was a county of England from 1889 to 1965, corresponding to the area known today as Inner London. It was created as part of the general introduction of elected county government in England, by way of the Local Government Act 1888. The Act created an administrative County of...

.

The civil parish became part of the Metropolitan Borough of Bermondsey

Metropolitan Borough of Bermondsey

The Metropolitan Borough of Bermondsey was a Metropolitan borough in the County of London, created in 1900 by the London Government Act 1899. It was abolished and its area became part of the London Borough of Southwark in 1965.-History:...

 in 1900 when the St Olave District was abolished, and in 1904 Southwark St John Horsleydown was absorbed into the Bermondsey

Bermondsey (parish)

Bermondsey was a parish in the metropolitan area of London, England.The ancient parish was part of Hundred of Brixton and County of Surrey. In 1855 it was included in the area of responsibility of the Metropolitan Board of Works...

 parish. Since 1965 it has formed part of the London Borough of Southwark

London Borough of Southwark

The London Borough of Southwark is a London borough in south east London, England. It is directly south of the River Thames and the City of London, and forms part of Inner London.-History:...

.

It had a population, recorded in the census, of:

Civil parish of St John Horsleydown 1801-1901

Year	1801	1811	1821	1831	1841	1851	1861	1871	1881	1891	1901
Population	8,892	8,370	9,163	9,871	10,665	11,360	11,393	10,500	8,928	9,812	7,769