The UK Postcode Database

AL7 3DU

a postcode in Hertfordshire

Introduced in January 1980
AL7 3DU 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 3DU

Sweet Briar - 32 properties, USRN 43016742

Lowerfield - 1 property, USRN 43010685

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

Coordinates

Latitude: 51.7944 / 51°47'39"N

Longitude: -0.1819 / 0°10'54"W

UTM Reference: 30U 694329 5741923

OS Easting: 525476

OS Northing: 212197

OS Grid: TL254121

Location Encoding

Mapcode Local: GBR J98.GTM

Mapcode Global: VHGPL.S5P8

Open Location Code: 9C3XQRV9+P6

Maidenhead Locator System: IO91vt80

Demographics

Urban/Rural Indicator: C1

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

ONS Population Classification: 6a1

  • Baseline UK
  • Challenged Communities
  • Suburban Housing Starters

Index of Multiple Deprivation (IMD): 20388 / 32844

  • 7th decile
  • somewhat less deprived

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

Sun and Moon Times for AL7 3DU on Monday 15 June 2026

Nautical twilight begins (First light) 02:37
Civil twilight begins (Dawn) 03:53
Sunrise 04:41
Transit (sun is at its highest) 13:01
Sunset 21:21
Civil twilight ends (Dusk) 22:09
Nautical twilight ends (Nightfall) 23:25
Hours of daylight today04:11 to 21:51
Hours of darkness tonight
(lighting-up time)
21:51 to 04:11
Moon Phase Waxing Crescent
Moon Rises 03:13
Moon sets 21:37

For a full sun and moon calendar for AL7 3DU, go to The Time and Place

Residential Property Sales in AL7 3DU

DateAddressProperty TypeTenurePrice
17 February 2023 3 Sweet Briar, Welwyn Garden City AL7 3DU Terraced (including end-of-terrace) Freehold £390,000
30 June 2021 37 Sweet Briar, Welwyn Garden City AL7 3DU Terraced (including end-of-terrace) Freehold £395,000
5 August 2020 53 Sweet Briar, Welwyn Garden City AL7 3DU Terraced (including end-of-terrace) Freehold £370,000
2 July 2019 27 Sweet Briar, Welwyn Garden City AL7 3DU Semi-detached Freehold £430,000
22 February 2019 61 Sweet Briar, Welwyn Garden City AL7 3DU Terraced (including end-of-terrace) Freehold £315,000
14 December 2018 49 Sweet Briar, Welwyn Garden City AL7 3DU Terraced (including end-of-terrace) Freehold £270,000
20 April 2018 19 Sweet Briar, Welwyn Garden City AL7 3DU Terraced (including end-of-terrace) Freehold £356,000
12 May 2017 53 Sweet Briar, Welwyn Garden City AL7 3DU Terraced (including end-of-terrace) Freehold £340,000
31 January 2017 45 Sweet Briar, Welwyn Garden City AL7 3DU Terraced (including end-of-terrace) Freehold £330,000
14 October 2016 59 Sweet Briar, Welwyn Garden City AL7 3DU Terraced (including end-of-terrace) Freehold £337,500
3 June 2016 13 Sweet Briar, Welwyn Garden City AL7 3DU Semi-detached Freehold £412,500
29 May 2015 15 Sweet Briar, Welwyn Garden City AL7 3DU Terraced (including end-of-terrace) Freehold £269,000
27 May 2015 37 Sweet Briar, Welwyn Garden City AL7 3DU Terraced (including end-of-terrace) Freehold £330,000
4 March 2015 31 Sweet Briar, Welwyn Garden City AL7 3DU Terraced (including end-of-terrace) Freehold £330,000
25 July 2014 35 Sweet Briar, Welwyn Garden City AL7 3DU Terraced (including end-of-terrace) Freehold £265,000
10 December 2013 53 Sweet Briar, Welwyn Garden City AL7 3DU Terraced (including end-of-terrace) Freehold £239,000
11 November 2011 53 Sweet Briar, Welwyn Garden City AL7 3DU Terraced (including end-of-terrace) Freehold £198,000
18 January 2010 55 Sweet Briar, Welwyn Garden City AL7 3DU Semi-detached Freehold £121,000
29 June 2007 45 Sweet Briar, Welwyn Garden City AL7 3DU Terraced (including end-of-terrace) Freehold £205,000
18 May 2007 13 Sweet Briar, Welwyn Garden City AL7 3DU Semi-detached Freehold £202,500
14 July 2006 37 Sweet Briar, Welwyn Garden City AL7 3DU Terraced (including end-of-terrace) Freehold £192,000
12 August 2003 9 Sweet Briar, Welwyn Garden City AL7 3DU Terraced (including end-of-terrace) Freehold £179,950
26 June 2003 9 Sweet Briar, Welwyn Garden City AL7 3DU Terraced (including end-of-terrace) Freehold £175,000
6 September 2002 29 Sweet Briar, Welwyn Garden City AL7 3DU Semi-detached Freehold £147,000
10 August 2001 27 Sweet Briar, Welwyn Garden City AL7 3DU Semi-detached Freehold £160,000
1 October 1999 59 Sweet Briar, Welwyn Garden City AL7 3DU Terraced (including end-of-terrace) Freehold £89,000
26 June 1998 17 Sweet Briar, Welwyn Garden City AL7 3DU Terraced (including end-of-terrace) Freehold £86,000
29 May 1997 25 Sweet Briar, Welwyn Garden City AL7 3DU Terraced (including end-of-terrace) Freehold £67,500
16 August 1996 11 Sweet Briar, Welwyn Garden City AL7 3DU Semi-detached Freehold £66,000
7 July 1995 47 Sweet Briar, Welwyn Garden City AL7 3DU Semi-detached Freehold £55,000

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 3DU

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 3DU

CodeNameData TypeData ThemeActive SinceData Owner
E00121582 Output Areas Statistical Building Block 1 January 2009 ONS
E01023944 Welwyn Hatfield 008B 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
E33027644 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

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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