W4 3AY

a postcode in Hounslow

Introduced in January 1980

W4 3AY	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 W4 3AY

Chiswick High Road - 120 properties, USRN 21502481

Clarence Road - 1 property, USRN 21500268

London Stile - 1 property, USRN 21501332

Chiswick High Road (North Circular Road) - 1 property, USRN 21502482

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

Coordinates

Latitude: 51.4905 / 51°29'25"N

Longitude: -0.2841 / 0°17'2"W

UTM Reference: 30U 688541 5707873

OS Easting: 519224

OS Northing: 178237

OS Grid: TQ192782

Location Encoding

Mapcode Local: GBR 7Y.YW8

Mapcode Global: VHGQX.1S5R

Open Location Code: 9C3XFPR8+69

Maidenhead Locator System: IO91ul57

Demographics

Urban/Rural Indicator: A1

major urban conurbation
a very large city or conurbation

ONS Population Classification: 3b1

Multicultural and Educated Urbanites
Ethnically Diverse Young Families
Private Rental Ethnic Minority Families

Index of Multiple Deprivation (IMD): 10987 / 32844

4th decile
somewhat more deprived

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

Sun and Moon Times for W4 3AY on Thursday 11 June 2026

Nautical twilight begins (First light)	02:44
Civil twilight begins (Dawn)	03:57
Sunrise	04:44
Transit (sun is at its highest)	13:00
Sunset	21:17
Civil twilight ends (Dusk)	22:04
Nautical twilight ends (Nightfall)	23:17

Hours of daylight today	04:14 to 21:47
Hours of darkness tonight (lighting-up time)	21:47 to 04:13
Moon Phase	Waning Crescent
Moon Rises	00:46
Moon sets	14:48

For a full sun and moon calendar for W4 3AY, go to The Time and Place

Residential Property Sales in W4 3AY

Date	Address	Property Type	Tenure	Price
31 May 2022	545a Chiswick High Road, London W4 3AY	Flat/apartment	Leasehold	£435,000
26 May 2022	539 Chiswick High Road, London W4 3AY	Flat/apartment	Leasehold	£370,000
3 December 2021	551 Chiswick High Road, London W4 3AY	Flat/apartment	Leasehold	£640,000
30 April 2019	571 Chiswick High Road, London W4 3AY	Terraced (including end-of-terrace)	Freehold	£900,000
12 December 2018	551 Chiswick High Road, London W4 3AY	Flat/apartment	Leasehold	£347,000
1 May 2018	539 Chiswick High Road, London W4 3AY	Flat/apartment	Leasehold	£354,000
18 September 2015	551a Chiswick High Road, London W4 3AY	Flat/apartment	Leasehold	£460,000
8 June 2015	547 Chiswick High Road, London W4 3AY	Flat/apartment	Leasehold	£415,000
1 April 2015	Flat 3, 555, Chiswick High Road, London W4 3AY	Flat/apartment	Leasehold	£240,000
1 April 2015	Flat 4, 555, Chiswick High Road, London W4 3AY	Flat/apartment	Leasehold	£275,000
1 April 2015	555 Chiswick High Road, London W4 3AY	Flat/apartment	Leasehold	£275,000
1 April 2015	Flat 2, 555, Chiswick High Road, London W4 3AY	Flat/apartment	Leasehold	£240,000
1 April 2015	Flat 1, 555 Chiswick High Road, London W4 3AY	Flat/apartment	Leasehold	£210,000
7 March 2014	571 Chiswick High Road, London W4 3AY	Other property type	Freehold	£1,200,000
10 February 2014	551b Chiswick High Road, London W4 3AY	Flat/apartment	Leasehold	£332,000
31 August 2012	Flat 2, 549a Chiswick High Road, London W4 3AY	Flat/apartment	Leasehold	£291,500
4 November 2011	539 Chiswick High Road, London W4 3AY	Flat/apartment	Leasehold	£250,000
19 March 2010	Flat C, 545 Chiswick High Road, London W4 3AY	Flat/apartment	Leasehold	£260,000
16 January 2007	Flat 1, 549 Chiswick High Road, London W4 3AY	Flat/apartment	Leasehold	£195,000
7 March 2006	Flat C, 545 Chiswick High Road, London W4 3AY	Flat/apartment	Leasehold	£192,500
7 October 2005	547 Chiswick High Road, London W4 3AY	Flat/apartment	Leasehold	£239,000
19 August 2005	539 Chiswick High Road, London W4 3AY	Flat/apartment	Leasehold	£205,000
12 November 2004	Flat C, 545 Chiswick High Road, London W4 3AY	Flat/apartment	Leasehold	£190,000
24 August 2004	547 Chiswick High Road, London W4 3AY	Flat/apartment	Leasehold	£160,000
6 September 2002	539 Chiswick High Road, London W4 3AY	Flat/apartment	Leasehold	£167,000
15 February 2002	547 Chiswick High Road, London W4 3AY	Flat/apartment	Leasehold	£52,250
14 December 2001	551b Chiswick High Road, London W4 3AY	Flat/apartment	Leasehold	£150,000
10 October 2001	Flat 2, 549 Chiswick High Road, London W4 3AY	Flat/apartment	Leasehold	£144,000
1 April 2001	Flat 3, 543 Chiswick High Road, London W4 3AY	Flat/apartment	Leasehold	£100,000
22 December 2000	Flat C, 545 Chiswick High Road, London W4 3AY	Flat/apartment	Leasehold	£135,000
1 April 1999	Flat 1, 543 Chiswick High Road, London W4 3AY	Flat/apartment	Leasehold	£100,000
27 November 1998	539 Chiswick High Road, London W4 3AY	Flat/apartment	Leasehold	£85,000
3 June 1998	545a Chiswick High Road, London W4 3AY	Flat/apartment	Leasehold	£88,000
16 February 1998	551b Chiswick High Road, London W4 3AY	Flat/apartment	Leasehold	£99,950
17 December 1997	Flat 2, 549 Chiswick High Road, London W4 3AY	Flat/apartment	Leasehold	£74,000
3 December 1997	571 Chiswick High Road, London W4 3AY	Terraced (including end-of-terrace)	Freehold	£150,000
1 August 1997	551 Chiswick High Road, London W4 3AY	Flat/apartment	Leasehold	£55,000
14 June 1997	545a Chiswick High Road, London W4 3AY	Flat/apartment	Leasehold	£82,000
17 March 1997	539 Chiswick High Road, London W4 3AY	Terraced (including end-of-terrace)	Leasehold	£105,000
23 April 1996	571 Chiswick High Road, London W4 3AY	Terraced (including end-of-terrace)	Freehold	£85,000
22 March 1996	573 Chiswick High Road, London W4 3AY	Terraced (including end-of-terrace)	Freehold	£70,000
5 December 1995	553 Chiswick High Road, London W4 3AY	Terraced (including end-of-terrace)	Freehold	£75,000
27 October 1995	571 Chiswick High Road, London W4 3AY	Terraced (including end-of-terrace)	Freehold	£74,500

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 W4 3AY

United Kingdom Parliament

Constituency

Hammersmith and Chiswick

MP

Andrew Slaughter Labour

London Assembly

Assembly Constituency

South West

Assembly Member

Gareth Roberts Liberal Democrat

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

Hounslow Borough Council

London borough ward

Chiswick Riverside

Councillors

Gabriella Giles Conservative

Peter Thompson Conservative

Amy Croft Labour

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

Government Statistical Services (GSS) data for W4 3AY

Code	Name	Data Type	Data Theme	Active Since	Data Owner
E00012856		Output Areas	Statistical Building Block	1 January 2009	ONS
E01002580	Hounslow 008C	Lower layer Super Output Areas	Statistical Building Block	1 February 2004	ONS
E02000533	Hounslow 008	Middle layer Super Output Areas	Statistical Building Block	1 August 2004	ONS
E05013611	Chiswick Riverside	Electoral Wards/Divisions	Administrative/Electoral	5 May 2022	DLUHC
E09000018	Hounslow	London Boroughs	Administrative	1 January 2009	DLUHC
E12000007	London	Regions	Administrative	1 January 2009	DLUHC
E14001264	Hammersmith and Chiswick	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
E32000013	South West	London Assembly Constituencies	Electoral	6 May 2010	Greater London Authority
E33034562		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
E43000208	Hounslow, unparished area	Non-Civil Parished Areas	Census	31 December 2011	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
E63012107	Hounslow	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