| Postcode | AL5 4HD | 
|---|---|
| Post Town | Harpenden | 
| Nearest station | Harpenden (1 km) | 
| Bus stops | 
                       Ox Lane West (W) 
St Georges School (S) 
Ox Lane (S) 
Ox Lane (N) 
St Georges School (N) 
Dell Close (NE) 
                     | 
                  
| Roads in this postcode | |
| Number of UPRNs | 22 View | 
| Known addresses | 
                       1 Fallows Green, Harpenden 
                            7 Fallows Green, Harpenden 
                            9 Fallows Green, Harpenden 
                            11 Fallows Green, Harpenden 
                            12 Fallows Green, Harpenden 
                            13 Fallows Green, Harpenden 
                            14 Fallows Green, Harpenden 
                            16 Fallows Green, Harpenden 
                            17 Fallows Green, Harpenden 
                            18 Fallows Green, Harpenden 
                            19 Fallows Green, Harpenden 
                            21 Fallows Green, Harpenden 
                       | 
                  
| Main property type | Detached | 
| Businesses | 
| Latitude | 51.823172 | |
|---|---|---|
| Longitude | -0.352582 | |
| Easting | 513638 | |
| Northing | 215122 | |
| Grid reference | TL136151 | |
| UTM reference | 30U 682446 5744685 | |
| what3words | books.cool.torn | |
| FixPhrase | crisped magician shifting tripping | |
| Plus code | 9C3XRJFW+7X | |
| Altitude | 129 metres (422 feet) | |
| Sunrise (today) | 7:00 | |
| Sunset (today) | 16:31 | |
| Distance away | ||
| Distance to sea | 65.9 KMs (40.9 miles) | 
| Parish | Harpenden Town | E04013284 | 
|---|---|---|
| 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 | 
| MP | Victoria Collins | Liberal Democrat | 
| Police force | Hertfordshire | |
| Water company | Affinity Water | |
| Sewage company | Thames Water | |
| NUTS/ITL 3 | South West Hertfordshire | |
| NUTS/ITL 2 | Bedfordshire and Hertfordshire | |
| NUTS/ITL 1 | East of England | |
| Country | England | E92000001 | 
| Date introduced | January 1980 | 
|---|---|
| Last updated | September 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 | 
| Population (2011) | 53 | |
|---|---|---|
| Households (2011) | 19 | |
| Index of Multiple Deprivation (2019) | 
                     Most deprivedLeast deprived 
                   | 
                |
| Average household income (2020) | 
                       Lowest (£22,200)
                        Highest (£108,100)
                       
                     | 
                  |
| Rural/urban (2021) | Urban: Nearer to a major town or city | |
| Rural/urban (2011) | Urban city and town | |
| Built up area (2024) | Harpenden | E63011425 | 
| Census output area (2021) | E00120282 | |
| Census output area (2011) | 5B2 | |
| Lower layer super output area (2021) | St Albans 002E | E01023689 | 
| Lower layer super output area (2011) | St Albans 002E | E01023689 | 
| Middle layer super output area (2021) | Harpenden East | E02004925 | 
| Middle layer super output area (2011) | Harpenden East | E02004925 | 
| Travel to work area | Luton | E30000237 | 
| Average property price in St Albans | £544,917 | 
|---|---|
| Annual change | 0.0% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 11 Fallows Green, Harpenden | Detached (freehold) | May 2023 | £1,350,000 | 
| 18 Fallows Green, Harpenden | Detached (freehold) | Aug 2020 | £2,200,000 | 
| Detached (freehold) | Oct 2017 | £2,025,000 | |
| Detached (freehold) | Dec 2000 | £815,000 | |
| Detached (freehold) | Aug 1999 | £600,000 | |
| 17 Fallows Green, Harpenden | Detached (freehold) | Sep 2014 | £1,910,000 | 
| Detached (freehold) | Mar 1998 | £433,000 | |
| 12 Fallows Green, Harpenden | Detached (freehold) | Sep 2013 | £1,200,000 | 
| 1 Fallows Green, Harpenden | Detached (freehold) | Jan 2012 | £1,215,000 | 
| 7 Fallows Green, Harpenden | Detached (freehold) | Jan 2011 | £1,195,000 | 
| Detached (freehold) | Jan 2001 | £552,000 | |
| 13 Fallows Green, Harpenden | Detached (freehold) | Oct 2010 | £1,800,000 | 
| Detached (freehold) | May 1997 | £342,599 | |
| 14 Fallows Green, Harpenden | Detached (freehold) | May 2010 | £1,200,000 | 
| Detached (freehold) | Feb 1998 | £355,000 | |
| 16 Fallows Green, Harpenden | Detached (freehold) | Mar 2007 | £1,250,000 | 
| Detached (freehold) | Dec 1999 | £560,000 | |
| 21 Fallows Green, Harpenden | Detached (freehold) | Jul 2005 | £700,000 | 
| Detached (freehold) | Mar 2003 | £685,000 |