| Postcode | HA1 1LN | 
|---|---|
| Post Town | Harrow | 
| Nearest station | Harrow-on-the-Hill (0 km) | 
| Bus stops | Harrow Town Centre (N) Greenhill Way (W) Harrow Town Cen Sheepcote Rd (N) Greenhill Way (E) Tyburn Lane (N) Tyburn Lane (S) | 
| London travel zone | 5 | 
| Roads in this postcode | |
| Number of UPRNs | 29 View | 
| Known addresses | 
                          No addresses found
                       | 
| Businesses | 
                        No businesses found
                     | 
| Latitude | 51.580156 | |
|---|---|---|
| Longitude | -0.334584 | |
| Easting | 515495 | |
| Northing | 188124 | |
| Grid reference | TQ154881 | |
| UTM reference | 30U 684673 5717710 | |
| what3words | dozen.voice.summer | |
| FixPhrase | cringing magician streak trickily | |
| Plus code | 9C3XHMJ8+35 | |
| Altitude | 72 metres (236 feet) | |
| Sunrise (today) | 6:54 | |
| Sunset (today) | 16:37 | |
| Distance away | ||
| Distance to sea | 53.4 KMs (33.2 miles) | 
| Parish | Harrow, unparished area | E43000205 | 
|---|---|---|
| Ward | Greenhill | E05013546 | 
| London Borough | Harrow | E09000015 | 
| County | Greater London | E11000009 | 
| Constituency (2024) | Harrow West | E14001271 | 
| MP | Gareth Thomas | Labour | 
| Police force | Metropolitan Police | |
| Water company | Affinity Water | |
| Sewage company | Thames Water | |
| NUTS/ITL 3 | Harrow and Hillingdon | |
| NUTS/ITL 2 | Outer London - West and North West | |
| NUTS/ITL 1 | London | |
| Country | England | E92000001 | 
| Date introduced | April 2022 | 
|---|---|
| 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 | 
| 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 major conurbation | |
| Built up area (2024) | Harrow | E63011900 | 
| Census output area (2021) | E00010660 | |
| Census output area (2011) | 3D1 | |
| Lower layer super output area (2021) | Harrow 023C | E01002129 | 
| Lower layer super output area (2011) | Harrow 023C | E01002129 | 
| Middle layer super output area (2021) | Greenhill South | E02000455 | 
| Middle layer super output area (2011) | Greenhill South | E02000455 | 
| Travel to work area | Slough and Heathrow | E30000266 | 
| Average property price in Harrow | £533,144 | 
|---|---|
| Annual change | 0.3% |