Map of AL5 4SX postcode

General information
Postcode AL5 4SX
Post Town Harpenden
Nearest station Harpenden (0 km)
Bus stops
Cornwall Rd (S)
Bowers Way Car Park (W)
Harpenden Railway Station (NE)
Harpenden Rail Station ()
Memorial Hospital (NW)
Memorial Hospital Grounds (W)
Roads in this postcode
Number of UPRNs 10 View
Known addresses
Carlton House, 5 Carlton Road, Harpenden
Carlton Tower, 5A Carlton Road, Harpenden
1 Carlton Road, Harpenden
2 Carlton Road, Harpenden
3A Carlton Road, Harpenden
3B Carlton Road, Harpenden
4A Carlton Road, Harpenden
4B Carlton Road, Harpenden
5 Carlton Road, Harpenden
Main property type Semi-detached
Businesses
Geography
Latitude 51.816632
Longitude -0.352249
Easting 513677
Northing 214395
Grid reference TL136143
UTM reference 30U 682496 5743959
what3words happy.become.sailor
Plus code 9C3XRJ8X+M4
Altitude 119 metres (391 feet)
Sunrise (today) 4:43
Sunset (today) 21:22
Distance away
Distance to sea 65.5 KMs (40.7 miles)
Administrative areas
ParishHarpendenE04013284
Ward Harpenden East E05013952
Local Authority District St Albans E07000240
County Electoral Division Harpenden North East E58000624
Local Authority Hertfordshire E10000015
County Hertfordshire E10000015
Constituency (2024) Harpenden and Berkhamsted E14001268
MPVictoria CollinsLiberal Democrat
Police forceHertfordshire
Water companyAffinity Water
Sewage companyThames Water
NUTS/ITL 3 South West 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) 19
Households (2011) 8
Index of Multiple Deprivation (2019)
32,427 / 32,844
Most deprivedLeast deprived
Average household income (2020)
£63,900
Lowest (£22,200) Highest (£108,100)
Rural/urbanUrban city and town
Built up area (2024)HarpendenE63011425
Census output area (2021)E00120290
Census output area (2011)E00120290
Lower layer super output area (2021)St Albans 002EE01023689
Lower layer super output area (2011)St Albans 002EE01023689
Middle layer super output area (2021)Harpenden EastE02004925
Middle layer super output area (2011)Harpenden EastE02004925
Travel to work areaLutonE30000237
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
3A Carlton Road, HarpendenFlat (leasehold)Jul 2022£535,000
Flat (leasehold)Aug 2019£475,000
Flat (leasehold)Jul 2006£185,000
Flat (leasehold)Jul 2003£147,000
Flat (leasehold)Jun 2001£122,000
Flat (leasehold)Jan 2000£92,000
5 Carlton Road, HarpendenSemi-detached (freehold)Sep 2018£1,145,000
4A Carlton Road, HarpendenFlat (leasehold)Dec 2011£212,500
Flat (leasehold)May 2006£175,000
Flat (leasehold)Jun 2001£105,000
4B Carlton Road, HarpendenSemi-detached (leasehold)Feb 2007£215,000
Carlton Tower, 5A Carlton Road, HarpendenSemi-detached (freehold)Nov 2005£294,108
3B Carlton Road, HarpendenFlat (leasehold)Oct 2005£200,000
Flat (leasehold)Jun 2004£205,000
Flat (leasehold)Aug 2002£185,000
Flat (leasehold)Mar 2001£133,000
Flat (leasehold)Dec 1997£87,500
Carlton House, 5 Carlton Road, HarpendenSemi-detached (freehold)Feb 2002£355,000
2 Carlton Road, HarpendenSemi-detached (freehold)Aug 1997£75,000
1 Carlton Road, HarpendenSemi-detached (freehold)Mar 1997£183,500


View all properties sold in the AL5 4 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