SW1X 9HF

a postcode in Westminster

Introduced in January 1980

SW1X 9HF	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 SW1X 9HF

William Mews - 26 properties, USRN 8401196

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

Coordinates

Latitude: 51.5007 / 51°30'2"N

Longitude: -0.1578 / 0°9'28"W

UTM Reference: 30U 697262 5709340

OS Easting: 527962

OS Northing: 179584

OS Grid: TQ279795

Location Encoding

Mapcode Local: GBR 8J.R6

Mapcode Global: VHGQZ.6JXX

Open Location Code: 9C3XGR2R+7V

Maidenhead Locator System: IO91wm10

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): 23381 / 32844

8th decile
less deprived

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

Sun and Moon Times for SW1X 9HF on Friday 10 July 2026

Nautical twilight begins (First light)	03:02
Civil twilight begins (Dawn)	04:10
Sunrise	04:55
Transit (sun is at its highest)	13:06
Sunset	21:16
Civil twilight ends (Dusk)	22:01
Nautical twilight ends (Nightfall)	23:09

Hours of daylight today	04:25 to 21:46
Hours of darkness tonight (lighting-up time)	21:46 to 04:26
Moon Phase	Waning Crescent
Moon Sets	16:48

For a full sun and moon calendar for SW1X 9HF, go to The Time and Place

Residential Property Sales in SW1X 9HF

Date	Address	Property Type	Tenure	Price
1 December 2021	5 William Mews, London SW1X 9HF	Terraced (including end-of-terrace)	Freehold	£2,190,000
5 October 2021	15 William Mews, London SW1X 9HF	Other property type	Leasehold	£3,500,834
5 October 2021	15 William Mews, London SW1X 9HF	Other property type	Freehold	£3,500,834
5 October 2021	15 William Mews, London SW1X 9HF	Other property type	Leasehold	£3,500,834
5 October 2021	15 William Mews, London SW1X 9HF	Other property type	Leasehold	£3,500,834
30 June 2021	16 William Mews, London SW1X 9HF	Terraced (including end-of-terrace)	Freehold	£3,800,000
14 May 2021	17 William Mews, London SW1X 9HF	Other property type	Freehold	£2,530,000
16 March 2020	17b William Mews, London SW1X 9HF	Terraced (including end-of-terrace)	Leasehold	£2,600,000
24 January 2018	25 William Mews, London SW1X 9HF	Flat/apartment	Freehold	£3,787,500
19 November 2010	25 William Mews, London SW1X 9HF	Flat/apartment	Freehold	£1,326,000
13 November 2009	24 William Mews, London SW1X 9HF	Terraced (including end-of-terrace)	Freehold	£1,650,000
7 April 2009	22 William Mews, London SW1X 9HF	Terraced (including end-of-terrace)	Freehold	£840,000
10 April 2007	18 William Mews, London SW1X 9HF	Detached	Freehold	£1,850,000
7 July 2006	24 William Mews, London SW1X 9HF	Terraced (including end-of-terrace)	Freehold	£499,950
11 July 2005	17b William Mews, London SW1X 9HF	Terraced (including end-of-terrace)	Leasehold	£1,500,000
8 December 2003	13 William Mews, London SW1X 9HF	Terraced (including end-of-terrace)	Leasehold	£950,000
17 January 2003	5 William Mews, London SW1X 9HF	Terraced (including end-of-terrace)	Freehold	£935,000
11 December 2002	12 William Mews, London SW1X 9HF	Terraced (including end-of-terrace)	Leasehold	£830,000
25 June 2002	12 William Mews, London SW1X 9HF	Terraced (including end-of-terrace)	Leasehold	£725,000
8 December 2000	5 William Mews, London SW1X 9HF	Terraced (including end-of-terrace)	Freehold	£600,000
2 November 2000	6 William Mews, London SW1X 9HF	Flat/apartment	Leasehold	£433,586
2 November 2000	6 William Mews, London SW1X 9HF	Flat/apartment	Leasehold	£433,586
2 November 2000	2 William Mews, London SW1X 9HF	Flat/apartment	Leasehold	£408,207
7 April 2000	13 William Mews, London SW1X 9HF	Terraced (including end-of-terrace)	Leasehold	£460,000
25 June 1999	5 William Mews, London SW1X 9HF	Terraced (including end-of-terrace)	Freehold	£575,000
14 May 1999	17b William Mews, London SW1X 9HF	Terraced (including end-of-terrace)	Leasehold	£690,000
19 February 1999	5 William Mews, London SW1X 9HF	Terraced (including end-of-terrace)	Freehold	£520,000
29 September 1997	12 William Mews, London SW1X 9HF	Terraced (including end-of-terrace)	Leasehold	£495,000
4 August 1995	14 William Mews, London SW1X 9HF	Terraced (including end-of-terrace)	Leasehold	£280,000

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 SW1X 9HF

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 SW1X 9HF

Code	Name	Data Type	Data Theme	Active Since	Data Owner
E00023674		Output Areas	Statistical Building Block	1 January 2009	ONS
E01004691	Westminster 019E	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
E33036764		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

The UK Postcode Database