Map of AL7 3NW postcode

General information
Postcode AL7 3NW
Post Town Welwyn, Welwyn Garden City
Nearest station Welwyn Garden City (1 km)
Bus stops
Salisbury Road (SE)
Ridgeway (W)
Heronswood Road (N)
Salisbury Road (NW)
Ridgeway (SE)
Watchmead (SE)
Roads in this postcode
Number of UPRNs 32 View
Known addresses
208 Knella Road, Welwyn Garden City
214 Knella Road, Welwyn Garden City
216 Knella Road, Welwyn Garden City
216A Knella Road, Welwyn Garden City
218 Knella Road, Welwyn Garden City
228 Knella Road, Welwyn Garden City
230 Knella Road, Welwyn Garden City
236 Knella Road, Welwyn Garden City
242 Knella Road, Welwyn Garden City
248 Knella Road, Welwyn Garden City
256 Knella Road, Welwyn Garden City
258 Knella Road, Welwyn Garden City
268 Knella Road, Welwyn Garden City
272 Knella Road, Welwyn Garden City
276 Knella Road, Welwyn Garden City
278 Knella Road, Welwyn Garden City
Main property type Terraced
Businesses
No businesses found
Geography
Latitude 51.797131
Longitude -0.183477
Easting 525364
Northing 212503
Grid reference TL253125
UTM reference 30U 694210 5742227
what3words hopes.overnight.elite
Plus code 9C3XQRW8+VJ
Altitude 87 metres (285 feet)
Sunrise (today) 4:46
Sunset (today) 21:15
Distance away
Distance to sea 54.6 KMs (33.9 miles)
Administrative areas
ParishWelwyn Hatfield, unparished areaE43000083
Ward Howlands E05011066
Local Authority District Welwyn Hatfield E07000241
County Electoral Division Welwyn Garden City South E58000676
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 North and East Hertfordshire
NUTS/ITL 2 Bedfordshire and Hertfordshire
NUTS/ITL 1 East of England
Country England E92000001
Data
Date introduced January 1980
Last updated June 2025
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) 83
Households (2011) 29
Index of Multiple Deprivation (2019)
20,388 / 32,844
Most deprivedLeast deprived
Average household income (2020)
£53,000
Lowest (£22,200) Highest (£108,100)
Rural/urbanUrban city and town
Built up area (2024)Welwyn Garden CityE63011463
Census output area (2021)E00173228
Census output area (2011)E00173228
Lower layer super output area (2021)Welwyn Hatfield 008BE01023944
Lower layer super output area (2011)Welwyn Hatfield 008BE01023944
Middle layer super output area (2021)Hall GroveE02004987
Middle layer super output area (2011)Hall GroveE02004987
Travel to work areaStevenage and Welwyn Garden CityE30000272
Property sales
Average property price in St Albans £541,166
Annual change -2.2%
View all properties sold in the AL postcode area
Properties recently sold in this postcode
AddressTypeDatePrice
214 Knella Road, Welwyn Garden CitySemi-detached (freehold)Nov 2024£457,500
Semi-detached (freehold)Oct 2018£365,000
Semi-detached (freehold)Jun 2001£110,000
Semi-detached (freehold)Jul 1997£74,500
256 Knella Road, Welwyn Garden CitySemi-detached (freehold)Sep 2021£449,000
Semi-detached (freehold)Jul 2016£406,000
Semi-detached (freehold)Sep 2004£235,000
Semi-detached (freehold)Oct 1999£92,500
272 Knella Road, Welwyn Garden CityTerraced (freehold)Jun 2021£388,000
Terraced (freehold)Jun 2015£260,000
218 Knella Road, Welwyn Garden CityTerraced (freehold)Dec 2020£360,000
Terraced (freehold)Jul 2013£242,500
Terraced (freehold)Jan 2012£176,000
208 Knella Road, Welwyn Garden CityTerraced (freehold)Jul 2020£345,000
278 Knella Road, Welwyn Garden CityTerraced (freehold)Apr 2020£340,000
Terraced (freehold)Feb 1998£85,000
248 Knella Road, Welwyn Garden CityTerraced (freehold)Jan 2020£325,000
Terraced (freehold)Jun 2003£160,000
Terraced (freehold)Aug 1999£85,200
216A Knella Road, Welwyn Garden CityTerraced (freehold)Jan 2020£330,000
Terraced (freehold)Jun 2014£243,000
230 Knella Road, Welwyn Garden CityTerraced (freehold)Dec 2018£311,000
Terraced (freehold)Feb 2008£160,000
Terraced (freehold)Aug 2000£51,000
242 Knella Road, Welwyn Garden CityTerraced (freehold)Jun 2018£310,000


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