| Postcode | AL5 3QH | 
|---|---|
| Post Town | Harpenden | 
| Nearest station | Harpenden (3 km) | 
| Bus stops | The Fox PH (SE) The Common (SE) The Fox PH (NW) Tintern Close (N) | 
| Known addresses | 
                          No addresses found
                       | 
| Businesses | 
                        No businesses found
                     | 
| Latitude | 51.83332 | |
|---|---|---|
| Longitude | -0.384664 | |
| Easting | 511402 | |
| Northing | 216201 | |
| Grid reference | TL114162 | |
| UTM reference | 30U 680195 5745734 | |
| what3words | hidden.icon.armed | |
| FixPhrase | crisped magician sincere ultimate | |
| Plus code | 9C3XRJM8+84 | |
| Altitude | 126 metres (412 feet) | |
| Sunrise (today) | 6:55 | |
| Sunset (today) | 16:37 | |
| Distance away | ||
| Distance to sea | 68.3 KMs (42.5 miles) | 
| Parish | Hyde | E04011962 | 
|---|---|---|
| Ward | Caddington | E05014400 | 
| Unitary Authority | Central Bedfordshire | E06000056 | 
| County | Bedfordshire | E11000001 | 
| Constituency (2024) | Luton South and South Bedfordshire | E14001346 | 
| MP | Rachel Hopkins | Labour | 
| Police force | Bedfordshire | |
| NUTS/ITL 3 | Central Bedfordshire | |
| NUTS/ITL 2 | Bedfordshire and Hertfordshire | |
| NUTS/ITL 1 | East of England | |
| Country | England | E92000001 | 
| Date introduced | August 1992 | 
|---|---|
| Date usage ended | December 1994 | 
| Last updated | September 2025 | 
| User type | Large (addresses receive more than 25 items of mail per day) | 
| Quality | Postcode terminated prior to Gridlink initiative - last known ONS postcode grid reference | 
| Index of Multiple Deprivation (2019) | Most deprivedLeast deprived | |
|---|---|---|
| Average household income (2020) | Lowest (£22,200)
                        Highest (£108,100)
                       | |
| Rural/urban (2021) | Smaller rural: Nearer to a major town or city | |
| Rural/urban (2011) | Rural hamlet and isolated dwellings | |
| Census output area (2021) | E00088655 | |
| Census output area (2011) | 1C1 | |
| Lower layer super output area (2021) | Central Bedfordshire 033D | E01017564 | 
| Lower layer super output area (2011) | Central Bedfordshire 033D | E01017564 | 
| Middle layer super output area (2021) | Caddington & Slip End | E02003651 | 
| Middle layer super output area (2011) | Caddington & Slip End | E02003651 | 
| Travel to work area | Luton | E30000237 | 
| Average property price in St Albans | £541,094 | 
|---|---|
| Annual change | -0.5% |