AL7 4BL

a postcode in Hertfordshire

Introduced in January 1980

AL7 4BL	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 AL7 4BL

Graysfield - 11 properties, USRN 43007167

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

Coordinates

Latitude: 51.7872 / 51°47'13"N

Longitude: -0.1853 / 0°11'7"W

UTM Reference: 30U 694126 5741115

OS Easting: 525262

OS Northing: 211391

OS Grid: TL252113

Location Encoding

Mapcode Local: GBR J98.V9S

Mapcode Global: VHGPL.QBWS

Open Location Code: 9C3XQRP7+VV

Maidenhead Locator System: IO91vs78

Demographics

Urban/Rural Indicator: C1

urban city or town
a town or city, surrounded by populated countryside

ONS Population Classification: 2a2

Suburbanites and Peri-Urbanites
Inner Suburbs and Small Town Living
Settled Owner-Occupied Suburbs

Index of Multiple Deprivation (IMD): 26396 / 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 AL7 4BL on Monday 8 June 2026

Nautical twilight begins (First light)	02:42
Civil twilight begins (Dawn)	03:55
Sunrise	04:43
Transit (sun is at its highest)	12:59
Sunset	21:16
Civil twilight ends (Dusk)	22:03
Nautical twilight ends (Nightfall)	23:16

Hours of daylight today	04:13 to 21:46
Hours of darkness tonight (lighting-up time)	21:46 to 04:12
Moon Phase	Last Quarter
Moon Rises	00:21
Moon sets	12:04

For a full sun and moon calendar for AL7 4BL, go to The Time and Place

Residential Property Sales in AL7 4BL

Date	Address	Property Type	Tenure	Price
16 June 2023	2 Graysfield, Welwyn Garden City AL7 4BL	Detached	Freehold	£675,000
26 August 2016	10 Graysfield, Welwyn Garden City AL7 4BL	Detached	Leasehold	£500,000
21 August 2015	3 Graysfield, Welwyn Garden City AL7 4BL	Detached	Freehold	£450,000
29 July 2014	7 Graysfield, Welwyn Garden City AL7 4BL	Semi-detached	Leasehold	£415,000
19 April 2012	1 Graysfield, Welwyn Garden City AL7 4BL	Detached	Leasehold	£485,000
30 June 2000	4 Graysfield, Welwyn Garden City AL7 4BL	Semi-detached	Freehold	£247,000
23 April 1998	4 Graysfield, Welwyn Garden City AL7 4BL	Detached	Leasehold	£185,000
25 April 1997	4 Graysfield, Welwyn Garden City AL7 4BL	Detached	Leasehold	£156,000
13 April 1995	11 Graysfield, Welwyn Garden City AL7 4BL	Detached	Leasehold	£130,000

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 AL7 4BL

United Kingdom Parliament

Constituency

Welwyn Hatfield

MP

Andrew Lewin Labour

Hertfordshire County Council

County council electoral division

Welwyn Garden City South

Councillor

Mark Biddle Reform UK

Welwyn Hatfield Borough Council

District council ward

Howlands

Councillors

Katherine Gardner Labour

Max Holloway Labour

Jill Weston Labour

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

Government Statistical Services (GSS) data for AL7 4BL

Code	Name	Data Type	Data Theme	Active Since	Data Owner
E00121591		Output Areas	Statistical Building Block	1 January 2009	ONS
E01023946	Welwyn Hatfield 008D	Lower layer Super Output Areas	Statistical Building Block	1 February 2004	ONS
E02004987	Welwyn Hatfield 008	Middle layer Super Output Areas	Statistical Building Block	1 August 2004	ONS
E05011066	Howlands	Electoral Wards/Divisions	Administrative/Electoral	5 May 2016	DLUHC
E07000241	Welwyn Hatfield	Non-metropolitan Districts	Administrative	1 April 2012	DLUHC
E10000015	Hertfordshire	Counties	Administrative	1 January 2009	DLUHC
E12000006	East of England	Regions	Administrative	1 January 2009	DLUHC
E14001573	Welwyn Hatfield	Westminster Parliamentary Constituencies	Electoral	4 July 2024	LGBC
E23000027	Hertfordshire	Police Force Areas	Other	1 January 2009	Home Office
E30000272	Stevenage and Welwyn Garden City	Travel to Work Areas	Other	31 July 2015	ONS
E33027645		Workplace Zones	Census	31 December 2011	ONS
E37000048	Hertfordshire	Local Enterprise Partnerships	Other	1 April 2020	BEIS
E38000049	NHS East and North Hertfordshire CCG	Sub Integrated Care Board Locations	Health	1 April 2020	ODS
E40000007	East of England	NHS England Regions	Health	1 April 2019	ODS
E43000083	Welwyn Hatfield, unparished area	Non-Civil Parished Areas	Census	31 December 2011	ONS
E54000025	NHS Hertfordshire and West Essex Integrated Care Board	Integrated Care Boards	Health	1 July 2022	ODS
E56000035	East of England	Cancer Alliances	Health	1 April 2024	NHS England
E58000676	Welwyn Garden City South ED	County Electoral Divisions	Electoral	4 May 2017	DLUHC
E63011463	Welwyn Garden City	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