SW1A 1NH

a postcode in Westminster

Introduced in January 1980

SW1A 1NH	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 SW1A 1NH

St James's Place - 55 properties, USRN 8400875

Unnamed road - 1 property, USRN 8401962

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

Coordinates

Latitude: 51.5057 / 51°30'20"N

Longitude: -0.1408 / 0°8'26"W

UTM Reference: 30U 698423 5709935

OS Easting: 529131

OS Northing: 180163

OS Grid: TQ291801

Location Encoding

Mapcode Local: GBR DG.KF

Mapcode Global: VHGQZ.HFY3

Open Location Code: 9C3XGV45+7M

Maidenhead Locator System: IO91wm31

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): 24862 / 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 SW1A 1NH on Friday 19 June 2026

Nautical twilight begins (First light)	02:40
Civil twilight begins (Dawn)	03:55
Sunrise	04:42
Transit (sun is at its highest)	13:01
Sunset	21:21
Civil twilight ends (Dusk)	22:08
Nautical twilight ends (Nightfall)	23:23

Hours of daylight today	04:12 to 21:51
Hours of darkness tonight (lighting-up time)	21:51 to 04:12
Moon Phase	Waxing Crescent
Moon Rises	08:49
Moon sets	23:26

For a full sun and moon calendar for SW1A 1NH, go to The Time and Place

Residential Property Sales in SW1A 1NH

Date	Address	Property Type	Tenure	Price
10 August 2023	Flat 5, 21 - 22 St James's Place, London SW1A 1NH	Other property type	Leasehold	£20,500,000
4 June 2020	25 St James's Place, London SW1A 1NH	Other property type	Leasehold	£399,648
4 June 2020	25 St James's Place, London SW1A 1NH	Other property type	Freehold	£4,050,000
18 April 2017	Flat 1, 24 St James's Place, London SW1A 1NH	Flat/apartment	Leasehold	£6,150,000
12 January 2017	Flat 1, 25 St James's Place, London SW1A 1NH	Other property type	Leasehold	£100,000
12 January 2017	Basement Flat, 25 St James's Place, London SW1A 1NH	Other property type	Leasehold	£100,000
12 January 2017	Basement Flat, 25 St James's Place, London SW1A 1NH	Other property type	Leasehold	£100,000
16 January 2015	Basement Flat, 25 St James's Place, London SW1A 1NH	Flat/apartment	Leasehold	£220,000
16 January 2015	Flat 2, 25 St James's Place, London SW1A 1NH	Flat/apartment	Leasehold	£8,500,000
16 January 2015	Flat 1, 25 St James's Place, London SW1A 1NH	Flat/apartment	Leasehold	£3,500,000
10 September 2014	Flat 2, 24 St James's Place, London SW1A 1NH	Flat/apartment	Leasehold	£10,000,000
7 August 2013	Flat 6, 26 St James's Place, London SW1A 1NH	Flat/apartment	Leasehold	£6,300,000
25 March 2013	Flat 3, 26 St James's Place, London SW1A 1NH	Flat/apartment	Leasehold	£5,020,000
7 November 2012	Flat 3, 24 St James's Place, London SW1A 1NH	Flat/apartment	Leasehold	£7,500,000
11 June 2012	Flat 3, 26 St James's Place, London SW1A 1NH	Flat/apartment	Leasehold	£6,500,000
9 August 2011	Flat 4, 26 St James's Place, London SW1A 1NH	Flat/apartment	Leasehold	£6,055,000
4 April 2011	Flat 6, Castlemaine House, 21 - 22, St James's Place, London SW1A 1NH	Flat/apartment	Leasehold	£2,733,103
4 April 2011	Flat 2, Castlemaine House, 21 - 22, St James's Place, London SW1A 1NH	Flat/apartment	Leasehold	£1,752,000
12 February 2009	The Third Floor Flat at, 25 St James's Place, London SW1A 1NH	Flat/apartment	Leasehold	£4,750,000
29 November 2006	Garden Flat, 26 St James's Place, London SW1A 1NH	Flat/apartment	Leasehold	£1,852,000
1 February 2006	Flat 2, 26 St James's Place, London SW1A 1NH	Flat/apartment	Leasehold	£1,250,000
25 July 2003	Flat 2, 24 St James's Place, London SW1A 1NH	Flat/apartment	Leasehold	£2,750,000
28 May 2002	Flat 3, 24 St James's Place, London SW1A 1NH	Flat/apartment	Leasehold	£2,800,000
15 June 2001	Flat 1, 21 - 22 St James's Place, London SW1A 1NH	Flat/apartment	Leasehold	£876,000
1 September 2000	Flat 4, 25 St James's Place, London SW1A 1NH	Flat/apartment	Leasehold	£3,500,000
20 March 2000	The Ground and First Floor Flat at, 25 St James's Place, London SW1A 1NH	Flat/apartment	Leasehold	£4,300,000
9 October 1998	The Third Floor Flat at, 25 St James's Place, London SW1A 1NH	Flat/apartment	Leasehold	£2,950,000

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 SW1A 1NH

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

St James's

Councillors

Louise Hyams Conservative

Tim Mitchell Conservative

Mark Shearer Conservative

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

Government Statistical Services (GSS) data for SW1A 1NH

Code	Name	Data Type	Data Theme	Active Since	Data Owner
E00023937		Output Areas	Statistical Building Block	1 January 2009	ONS
E01004736	Westminster 018C	Lower layer Super Output Areas	Statistical Building Block	1 February 2004	ONS
E02000977	Westminster 018	Middle layer Super Output Areas	Statistical Building Block	1 August 2004	ONS
E05013806	St James's	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
E33031108		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