| Postcode | AL5 4DX | 
|---|---|
| Post Town | Harpenden | 
| Nearest station | Harpenden (1 km) | 
| Bus stops | Ox Lane West (NE) Ox Lane East (NE) Hyde View Road (NW) Dell Close (SW) Ox Lane (S) Dell Close (NE) | 
| Known addresses | 
                          No addresses found
                       | 
| Businesses | 
                        No businesses found
                     | 
| Latitude | 51.824021 | |
|---|---|---|
| Longitude | -0.351564 | |
| Easting | 513706 | |
| Northing | 215218 | |
| Grid reference | TL137152 | |
| UTM reference | 30U 682513 5744782 | |
| what3words | fake.face.emerge | |
| FixPhrase | crisped magician shiny taste | |
| Plus code | 9C3XRJFX+J9 | |
| Altitude | 124 metres (408 feet) | |
| Sunrise (today) | 6:55 | |
| Sunset (today) | 16:37 | |
| 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 | |
| NUTS/ITL 3 | South West Hertfordshire | |
| NUTS/ITL 2 | Bedfordshire and Hertfordshire | |
| NUTS/ITL 1 | East of England | |
| Country | England | E92000001 | 
| Date introduced | December 1996 | 
|---|---|
| Date usage ended | December 1999 | 
| Last updated | September 2025 | 
| User type | Large (addresses receive more than 25 items of mail per day) | 
| Quality | Postcode sector mean (mainly PO Boxes) | 
| 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 | £541,094 | 
|---|---|
| Annual change | -0.5% |