The UK Postcode Database

AL7 1BY

a postcode in Hertfordshire

Introduced in April 1985
AL7 1BY 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 1BY

The Swallows - 21 properties, USRN 43017689

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

Coordinates

Latitude: 51.8154 / 51°48'55"N

Longitude: -0.1903 / 0°11'25"W

UTM Reference: 30U 693660 5744240

OS Easting: 524840

OS Northing: 214522

OS Grid: TL248145

Location Encoding

Mapcode Local: GBR J92.0QQ

Mapcode Global: VHGPD.NM7P

Open Location Code: 9C3XRR85+5V

Maidenhead Locator System: IO91vt75

Demographics

Urban/Rural Indicator: C1

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

ONS Population Classification: 6c2

  • Baseline UK
  • Multicultural Inner Suburbs
  • Semi-Detached Family Renters

Index of Multiple Deprivation (IMD): 18997 / 32844

  • 6th decile
  • slightly less deprived

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

Sun and Moon Times for AL7 1BY on Saturday 13 June 2026

Nautical twilight begins (First light) 02:37
Civil twilight begins (Dawn) 03:53
Sunrise 04:41
Transit (sun is at its highest) 13:00
Sunset 21:20
Civil twilight ends (Dusk) 22:08
Nautical twilight ends (Nightfall) 23:23
Hours of daylight today04:11 to 21:50
Hours of darkness tonight
(lighting-up time)
21:50 to 04:11
Moon Phase Waning Crescent
Moon Rises 01:44
Moon sets 19:15

For a full sun and moon calendar for AL7 1BY, go to The Time and Place

Residential Property Sales in AL7 1BY

DateAddressProperty TypeTenurePrice
31 August 2022 26 The Swallows, Welwyn Garden City AL7 1BY Terraced (including end-of-terrace) Freehold £352,000
12 March 2021 34 The Swallows, Welwyn Garden City AL7 1BY Terraced (including end-of-terrace) Freehold £367,500
4 February 2021 2 The Swallows, Welwyn Garden City AL7 1BY Terraced (including end-of-terrace) Freehold £404,500
25 September 2020 14 The Swallows, Welwyn Garden City AL7 1BY Terraced (including end-of-terrace) Freehold £300,000
18 April 2019 32 The Swallows, Welwyn Garden City AL7 1BY Terraced (including end-of-terrace) Freehold £313,000
25 November 2016 26 The Swallows, Welwyn Garden City AL7 1BY Terraced (including end-of-terrace) Freehold £295,000
28 July 2015 26 The Swallows, Welwyn Garden City AL7 1BY Terraced (including end-of-terrace) Freehold £256,000
26 September 2014 20 The Swallows, Welwyn Garden City AL7 1BY Terraced (including end-of-terrace) Freehold £241,000
24 April 2014 28 The Swallows, Welwyn Garden City AL7 1BY Terraced (including end-of-terrace) Freehold £219,950
23 April 2014 2 The Swallows, Welwyn Garden City AL7 1BY Terraced (including end-of-terrace) Freehold £310,000
30 August 2013 40 The Swallows, Welwyn Garden City AL7 1BY Terraced (including end-of-terrace) Freehold £250,000
21 December 2011 22 The Swallows, Welwyn Garden City AL7 1BY Terraced (including end-of-terrace) Freehold £180,000
15 March 2011 14 The Swallows, Welwyn Garden City AL7 1BY Terraced (including end-of-terrace) Freehold £180,000
1 December 2009 34 The Swallows, Welwyn Garden City AL7 1BY Terraced (including end-of-terrace) Freehold £207,000
3 April 2009 38 The Swallows, Welwyn Garden City AL7 1BY Terraced (including end-of-terrace) Freehold £175,000
1 July 2008 30 The Swallows, Welwyn Garden City AL7 1BY Terraced (including end-of-terrace) Freehold £205,000
10 October 2007 2 The Swallows, Welwyn Garden City AL7 1BY Terraced (including end-of-terrace) Freehold £249,950
29 August 2007 32 The Swallows, Welwyn Garden City AL7 1BY Terraced (including end-of-terrace) Freehold £212,000
19 April 2007 14 The Swallows, Welwyn Garden City AL7 1BY Terraced (including end-of-terrace) Freehold £182,500
28 March 2007 28 The Swallows, Welwyn Garden City AL7 1BY Terraced (including end-of-terrace) Freehold £180,000
14 September 2006 26 The Swallows, Welwyn Garden City AL7 1BY Terraced (including end-of-terrace) Freehold £176,000
7 October 2004 4 The Swallows, Welwyn Garden City AL7 1BY Terraced (including end-of-terrace) Freehold £159,000
3 August 2004 18 The Swallows, Welwyn Garden City AL7 1BY Terraced (including end-of-terrace) Freehold £155,000
21 July 2004 38 The Swallows, Welwyn Garden City AL7 1BY Terraced (including end-of-terrace) Freehold £189,000
7 April 2004 20 The Swallows, Welwyn Garden City AL7 1BY Terraced (including end-of-terrace) Freehold £152,000
21 February 2003 40 The Swallows, Welwyn Garden City AL7 1BY Terraced (including end-of-terrace) Freehold £172,000
17 December 2002 34 The Swallows, Welwyn Garden City AL7 1BY Terraced (including end-of-terrace) Freehold £162,000
12 December 2002 4 The Swallows, Welwyn Garden City AL7 1BY Terraced (including end-of-terrace) Freehold £130,000
5 July 2002 10 The Swallows, Welwyn Garden City AL7 1BY Semi-detached Freehold £127,500
11 April 2001 28 The Swallows, Welwyn Garden City AL7 1BY Terraced (including end-of-terrace) Freehold £99,950
25 September 2000 2 The Swallows, Welwyn Garden City AL7 1BY Terraced (including end-of-terrace) Freehold £92,500
30 July 1999 28 The Swallows, Welwyn Garden City AL7 1BY Terraced (including end-of-terrace) Freehold £87,000
27 November 1998 4 The Swallows, Welwyn Garden City AL7 1BY Terraced (including end-of-terrace) Freehold £73,000
25 August 1998 16 The Swallows, Welwyn Garden City AL7 1BY Terraced (including end-of-terrace) Freehold £73,500
15 May 1998 24 The Swallows, Welwyn Garden City AL7 1BY Terraced (including end-of-terrace) Freehold £72,000
15 May 1998 36 The Swallows, Welwyn Garden City AL7 1BY Terraced (including end-of-terrace) Freehold £83,000
14 October 1997 10 The Swallows, Welwyn Garden City AL7 1BY Semi-detached Freehold £64,450
25 July 1997 18 The Swallows, Welwyn Garden City AL7 1BY Terraced (including end-of-terrace) Freehold £60,000
19 November 1996 14 The Swallows, Welwyn Garden City AL7 1BY Terraced (including end-of-terrace) Freehold £57,750
13 September 1995 28 The Swallows, Welwyn Garden City AL7 1BY Terraced (including end-of-terrace) Freehold £56,500
19 May 1995 32 The Swallows, Welwyn Garden City AL7 1BY Terraced (including end-of-terrace) Freehold £63,000

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 1BY

United Kingdom Parliament
Constituency

Welwyn Hatfield

MP

Andrew Lewin Labour

Hertfordshire County Council
County council electoral division

Haldens

Councillor

Hillary Skoczylas Liberal Democrats

Welwyn Hatfield Borough Council
District council ward

Welwyn East

Councillors

Julie Cragg Conservative

Terry Mitchinson Conservative

Roger Trigg Conservative

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

Government Statistical Services (GSS) data for AL7 1BY

CodeNameData TypeData ThemeActive SinceData Owner
E00121431 Output Areas Statistical Building Block 1 January 2009 ONS
E01023915 Welwyn Hatfield 004D Lower layer Super Output Areas Statistical Building Block 1 February 2004 ONS
E02004983 Welwyn Hatfield 004 Middle layer Super Output Areas Statistical Building Block 1 August 2004 ONS
E05011072 Welwyn East 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
E33027636 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
E58000622 Haldens 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.

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