| Postcode | TW3 1HD | 
|---|---|
| Post Town | Hounslow | 
| Nearest station | Hounslow Central (0 km) | 
| Bus stops | Treaty Centre (E) Treaty Centre (NE) Hounslow Blenheim Centre (W) Grove Road (TW3) (S) Grove Road (TW3) (N) Treaty Centre (W) | 
| London travel zone | 4 | 
| Known addresses | 
                          No addresses found
                       | 
| Businesses | 
                        No businesses found
                     | 
| Latitude | 51.468834 | |
|---|---|---|
| Longitude | -0.363017 | |
| Easting | 513801 | |
| Northing | 175700 | |
| Grid reference | TQ138757 | |
| UTM reference | 30U 683150 5705261 | |
| what3words | backed.pose.noble | |
| FixPhrase | cringe magician starboard vending | |
| Plus code | 9C3XFJ9P+GQ | |
| Altitude | 25 metres (82 feet) | |
| Sunrise (today) | 6:54 | |
| Sunset (today) | 16:38 | |
| Distance away | ||
| Distance to sea | 53.6 KMs (33.3 miles) | 
| Parish | Hounslow, unparished area | E43000208 | 
|---|---|---|
| Ward | Hounslow Central | E05013620 | 
| London Borough | Hounslow | E09000018 | 
| County | Greater London | E11000009 | 
| Constituency (2024) | Brentford and Isleworth | E14001124 | 
| MP | Ruth Cadbury | Labour | 
| Police force | Metropolitan Police | |
| NUTS/ITL 3 | Hounslow and Richmond upon Thames | |
| NUTS/ITL 2 | Outer London - West and North West | |
| NUTS/ITL 1 | London | |
| Country | England | E92000001 | 
| Date introduced | February 1990 | 
|---|---|
| Date usage ended | December 1991 | 
| 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) | Urban: Nearer to a major town or city | |
| Rural/urban (2011) | Urban major conurbation | |
| Built up area (2024) | Hounslow | E63012107 | 
| Census output area (2021) | E00013138 | |
| Census output area (2011) | 2B2 | |
| Lower layer super output area (2021) | Hounslow 018F | E01033083 | 
| Lower layer super output area (2011) | Hounslow 018F | E01033083 | 
| Middle layer super output area (2021) | Hounslow High Street | E02000543 | 
| Middle layer super output area (2011) | Hounslow High Street | E02000543 | 
| Travel to work area | Slough and Heathrow | E30000266 | 
| Average property price in Twickenham | £528,967 | 
|---|---|
| Annual change | -0.1% |