The UK Postcode Database

SW1W 9DE

a postcode in Westminster

Introduced in January 1980
SW1W 9DE Normal (geographic) postcodes Large user postcodes

The nearby postcodes map only shows currently active postcodes. Postcode markers will cluster if they are close together, which may happen in densly populated built-up areas or where single premises have multiple postcodes.

Streets Associated with SW1W 9DE

Eaton Square - 15 properties, USRN 8400821

Street names are those nearest to properties in this postcode, they are not necessarily the postal address

Coordinates

Latitude: 51.496 / 51°29'45"N

Longitude: -0.1498 / 0°8'59"W

UTM Reference: 30U 697841 5708839

OS Easting: 528534

OS Northing: 179076

OS Grid: TQ285790

Location Encoding

Mapcode Local: GBR BK.KW

Mapcode Global: VHGQZ.CN5J

Open Location Code: 9C3XFVW2+C3

Maidenhead Locator System: IO91wl29

Demographics

Urban/Rural Indicator: A1

  • major urban conurbation
  • a very large city or conurbation

ONS Population Classification: 3c2

  • Multicultural and Educated Urbanites
  • Diverse Educated Urban Singles
  • Career Progression

Index of Multiple Deprivation (IMD): 28371 / 32844

  • 9th decile
  • much less deprived

Demographics are based on the LSOA containing this postcode and not necessarily this postcode alone

Sun and Moon Times for SW1W 9DE on Thursday 2 July 2026

Nautical twilight begins (First light) 02:49
Civil twilight begins (Dawn) 04:01
Sunrise 04:48
Transit (sun is at its highest) 13:04
Sunset 21:20
Civil twilight ends (Dusk) 22:07
Nautical twilight ends (Nightfall) 23:19
Hours of daylight today04:18 to 21:50
Hours of darkness tonight
(lighting-up time)
21:50 to 04:19
Moon Phase Waning Gibbous
Moon Sets 05:54
Moon Rises 22:00

For a full sun and moon calendar for SW1W 9DE, go to The Time and Place

Residential Property Sales in SW1W 9DE

DateAddressProperty TypeTenurePrice
26 March 2021 21 Eaton Square, London SW1W 9DE Flat/apartment Leasehold £2,313,721
26 March 2021 Lower Ground Floor, 21 Eaton Square, London SW1W 9DE Flat/apartment Leasehold £2,313,721
16 December 2019 Flat B, 22 Eaton Square, London SW1W 9DE Flat/apartment Leasehold £400,000
3 January 2018 Lower Ground Floor, 21 Eaton Square, London SW1W 9DE Other property type Leasehold £60,000
31 March 2016 Ashcombe House, 23a, Eaton Square, London SW1W 9DE Terraced (including end-of-terrace) Freehold £30,000,000
18 February 2015 Flat 2, 22 Eaton Square, London SW1W 9DE Flat/apartment Leasehold £12,650,000
2 October 2013 21 Eaton Square, London SW1W 9DE Flat/apartment Leasehold £6,000,000
29 April 2010 21 Eaton Square, London SW1W 9DE Flat/apartment Leasehold £3,900,000
15 February 2007 Flat 8, 22 Eaton Square, London SW1W 9DE Flat/apartment Leasehold £3,600,000
21 November 2006 Flat 8, 22 Eaton Square, London SW1W 9DE Flat/apartment Leasehold £568,400
24 June 2005 Flat 1, 22 Eaton Square, London SW1W 9DE Flat/apartment Leasehold £165,000
31 March 2004 Flat 8, 22 Eaton Square, London SW1W 9DE Flat/apartment Leasehold £1,300,000
8 December 2000 21 Eaton Square, London SW1W 9DE Flat/apartment Leasehold £675,000

Key to property sale icons:

First sale of newbuild property. This includes new properties created from existing properties, such as residential conversions of commercial or agricultural property, or subdivision of a larger residential property.
Subsequent sale of existing property.
Standard sale at market value to private individual.
Additional (non-standard) sale. This includes repossessions, buy-to-lets and transfers of property sold to non-private individuals.

Elected Representatives for SW1W 9DE

United Kingdom Parliament
Constituency

Cities of London and Westminster

MP

Rachel Blake Labour/Co-operative

London Assembly
Assembly Constituency

West Central

Assembly Member

James Small-Edwards Labour

Londonwide Members

Assembly Members

Elly Baker Labour

Emma Best Conservative

Andrew Boff Conservative

Hina Bokhari Liberal Democrat

Zoë Garbett Green

Alessandro Georgiou Conservative

Susan Hall Conservative

Lord Bailey of Paddington Conservative

Zack Polanski Green

Caroline Russell Green

Alex Wilson Reform UK

Westminster City Council
London borough ward

Knightsbridge & Belgravia

Councillors

Elizabeth Hitchcock Conservative

Rachael Robathan Conservative

Anthony Devenish Conservative

Elected representative data is updated approximately monthly, so may not include recent by-elections or vacancies.

Government Statistical Services (GSS) data for SW1W 9DE

CodeNameData TypeData ThemeActive SinceData Owner
E00023658 Output Areas Statistical Building Block 1 January 2009 ONS
E01004687 Westminster 019A Lower layer Super Output Areas Statistical Building Block 1 February 2004 ONS
E02000978 Westminster 019 Middle layer Super Output Areas Statistical Building Block 1 August 2004 ONS
E05013797 Knightsbridge & Belgravia Electoral Wards/Divisions Administrative/Electoral 5 May 2022 DLUHC
E09000033 Westminster London Boroughs Administrative 1 January 2009 DLUHC
E12000007 London Regions Administrative 1 January 2009 DLUHC
E14001172 Cities of London and Westminster Westminster Parliamentary Constituencies Electoral 4 July 2024 LGBC
E23000001 Metropolitan Police Police Force Areas Other 1 January 2009 Home Office
E30000234 London Travel to Work Areas Other 31 July 2015 ONS
E32000014 West Central London Assembly Constituencies Electoral 6 May 2010 Greater London Authority
E33036768 Workplace Zones Census 31 December 2011 ONS
E37000051 London Local Enterprise Partnerships Other 1 April 2020 BEIS
E38000256 NHS North West London ICB - W2U3Z Sub Integrated Care Board Locations Health 1 July 2022 ODS
E40000003 London NHS England Regions Health 1 April 2013 ODS
E43000236 Westminster, unparished area Non-Civil Parished Areas Census 1 April 2014 ONS
E54000027 North West London Health and Care Partnership Integrated Care Boards Health 1 April 2019 NHS
E56000021 North West and South West London Cancer Alliances Health 1 July 2019 NHS England
E61000001 Greater London Authority Greater London Authority Administrative 3 July 2000 ONS
E63012036 City of Westminster Built Up Areas Census 17 April 2024 OS
E65000001 England Non-National Park Area England Non-National Park Area Census 27 February 2023 ONS
E92000001 England Country Administrative 1 January 2009 ONS

All public sector data is licensed under the Open Government Licence v2.0.

The UK Postcode Database is a Good Stuff website.

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