Map of AL7 3NN postcode

General information
Postcode AL7 3NN
Post Town Welwyn, Welwyn Garden City
Nearest station Welwyn Garden City (1 km)
Bus stops
Salisbury Road (SE)
Fire Station (SE)
Fire Station (NW)
Watchmead (NW)
Watchmead (SE)
Heronswood Road (S)
Roads in this postcode
Number of UPRNs 16 View
Known addresses
182 Knella Road, Welwyn Garden City
188 Knella Road, Welwyn Garden City
190 Knella Road, Welwyn Garden City
192 Knella Road, Welwyn Garden City
196 Knella Road, Welwyn Garden City
198 Knella Road, Welwyn Garden City
204 Knella Road, Welwyn Garden City
206 Knella Road, Welwyn Garden City
Main property type Terraced
Businesses
Geography
Latitude 51.798226
Longitude -0.186232
Easting 525171
Northing 212620
Grid reference TL251126
UTM reference 30U 694015 5742341
what3words urgent.wage.draw
Plus code 9C3XQRX7+7G
Altitude 85 metres (280 feet)
Sunrise (today) 7:58
Sunset (today) 16:26
Distance away
Distance to sea 54.8 KMs (34.1 miles)
Administrative areas
ParishWelwyn Hatfield, unparished areaE43000083
Ward Peartree E05011069
Local Authority District Welwyn Hatfield E07000241
County Electoral Division Handside & Peartree E58000623
Local Authority Hertfordshire E10000015
County Hertfordshire E10000015
Constituency (2024) Welwyn Hatfield E14001573
MPAndrew LewinLabour
Police forceHertfordshire
Water companyAffinity Water
Sewage companyThames Water
NUTS/ITL 3 Hertfordshire CC
NUTS/ITL 2 Bedfordshire and Hertfordshire
NUTS/ITL 1 East of England
Country England E92000001
Data
Date introduced January 1980
Last updated December 2024
User type Small (addresses receive less than 25 items of mail per day)
Quality Within the building of the matched address closest to the postcode mean
Demographics
Population (2011) 46
Households (2011) 16
Index of Multiple Deprivation (2019)
7,219 / 32,844
Most deprivedLeast deprived
Average household income (2020)
£46,200
Lowest (£22,200) Highest (£108,100)
Rural/urbanUrban city and town
Built up area (2024)Welwyn Garden CityE63011463
Census output area (2021)E00121634
Census output area (2011)E00121634
Lower layer super output area (2021)Welwyn Hatfield 007EE01023958
Lower layer super output area (2011)Welwyn Hatfield 007EE01023958
Middle layer super output area (2021)PeartreeE02004986
Middle layer super output area (2011)PeartreeE02004986
Travel to work areaStevenage and Welwyn Garden CityE30000272
Property sales
Average property price in St Albans £541,324
Annual change -3.4%
View all properties sold in the AL postcode area
Properties recently sold in this postcode
AddressTypeDatePrice
206 Knella Road, Welwyn Garden CityTerraced (freehold)Nov 2023£395,000
Terraced (freehold)Dec 2002£163,500
Terraced (freehold)Oct 2001£123,000
188 Knella Road, Welwyn Garden CityTerraced (freehold)Nov 2023£460,000
Terraced (freehold)Jul 2010£240,000
Terraced (freehold)Dec 2005£210,000
190 Knella Road, Welwyn Garden CityTerraced (freehold)Jul 2023£410,000
Terraced (freehold)May 2018£325,000
182 Knella Road, Welwyn Garden CityTerraced (freehold)Jul 2018£337,500
Terraced (freehold)Feb 2014£224,000
Semi-detached (freehold)Nov 2006£174,000
196 Knella Road, Welwyn Garden CityTerraced (freehold)Oct 2015£295,000
192 Knella Road, Welwyn Garden CityTerraced (freehold)Nov 2010£181,000
Terraced (freehold)Sep 2006£190,000
Terraced (freehold)Nov 2003£167,000
Terraced (freehold)Mar 2000£89,000
204 Knella Road, Welwyn Garden CityTerraced (freehold)Jul 2007£183,000
198 Knella Road, Welwyn Garden CitySemi-detached (freehold)Jun 2005£190,500
Semi-detached (freehold)Sep 1996£56,000


View all properties sold in the AL7 3 sector

Contains HM Land Registry data © Crown copyright and database right 2025. This data is licensed under the Open Government Licence v3.0.
Contains OS data © Crown copyright and database right 2025
Contains Royal Mail data © Royal Mail copyright and database right 2025
Contains National Statistics data © Crown copyright and database rights 2025
Source: Office for National Statistics licensed under the Open Government Licence v.3.0
Contains data from Wikipedia covered by the Creative Commons license