TW3 1BL lies on High Street in Hounslow. TW3 1BL is located in the Hounslow Central electoral ward, within the London borough of Hounslow and the English Parliamentary constituency of Brentford and Isleworth. The Sub Integrated Care Board (ICB) Location is NHS North West London ICB - W2U3Z and the police force is Metropolitan Police. This postcode has been in use since January 1980.


| Easting | 513919 |
| Northing | 175702 |
| Latitude | 51.468828 |
| Longitude | -0.361304 |
| Street | High Street |
| Town/City | Hounslow |
| Country | England |
| Postcode District | TW3 |
Elevation or altitude of TW3 1BL as distance above sea level:
| Metres | Feet | |
|---|---|---|
| Elevation | 20m | 66ft |
Elevation is measured from the approximate centre of the postcode, to the nearest point on an OS contour line from OS Terrain 50, which has contour spacing of ten vertical metres.
➜ How high above sea level am I? Find the elevation of your current position using your device's GPS.
| Ward | Hounslow Central |
|---|---|
| Constituency | Brentford And Isleworth |
189, HIGH STREET, HOUNSLOW, TW3 1BL 2004 5 AUG £674,000 |
191, HIGH STREET, HOUNSLOW, TW3 1BL 2004 5 AUG £862,618 |
| Douglas Road (Tw3) (Hounslow High Street) | Hounslow | 51m |
| Douglas Road (Tw3) (Hanworth Road) | Hounslow | 94m |
| Fair Street (Hounslow High Street) | Hounslow | 98m |
| Treaty Centre | Hounslow | 153m |
| Fairfields Road (Hanworth Road) | Hounslow | 200m |
| Hounslow Central Underground Station | Hounslow Central | 457m |
| Hounslow East Underground Station | Hounslow East | 593m |
| Osterley Underground Station | Osterley | 1,522m |
| Hounslow Station | 0.8km |
| Isleworth Station | 1.8km |
| Whitton Station | 2.2km |
| Percentage of properties with Next Generation Access | 100.0% |
| Percentage of properties with Superfast Broadband | 100.0% |
| Percentage of properties with Ultrafast Broadband | 100.0% |
| Percentage of properties with Full Fibre Broadband | 0.0% |
Superfast Broadband is between 30Mbps and 300Mbps
Ultrafast Broadband is > 300Mbps
| Median download speed | 19.7Mbps |
| Average download speed | 43.8Mbps |
| Maximum download speed | 100.00Mbps |
| Median upload speed | 1.0Mbps |
| Average upload speed | 1.0Mbps |
| Maximum upload speed | 1.24Mbps |
| Percentage of properties unable to receive 2Mbps | 0.0% |
| Percentage of properties unable to receive 5Mbps | 0.0% |
| Percentage of properties unable to receive 10Mbps | 0.0% |
| Percentage of properties unable to receive 30Mbps | 0.0% |
Estimated total energy consumption in TW3 1BL by fuel type, 2015.
| Consumption (kWh) | 35,741 |
|---|---|
| Meter count | 9 |
| Mean (kWh/meter) | 3,971 |
| Median (kWh/meter) | 2,275 |



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| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Hounslow Cfpo | 19:00 | 12:30 | 17m |
| St Stephen's Road | 17:00 | 11:15 | 72m |
| Broadway | 18:30 | 11:15 | 180m |
The below table lists the International Territorial Level (ITL) codes (formerly Nomenclature of Territorial Units for Statistics (NUTS) codes) and Local Administrative Units (LAU) codes for TW3 1BL:
| ITL 1 Code | Name |
|---|---|
| TLI | London |
| ITL 2 Code | Name |
| TLI7 | Outer London - West and North West |
| ITL 3 Code | Name |
| TLI75 | Hounslow and Richmond upon Thames |
| LAU 1 Code | Name |
| E09000018 | Hounslow |
The below table lists the Census Output Area (OA), Lower Layer Super Output Area (LSOA), and Middle Layer Super Output Area (MSOA) for TW3 1BL:
| Code | Name | |
|---|---|---|
| OA | E00013138 | |
| LSOA | E01033083 | Hounslow 018F |
| MSOA | E02000543 | Hounslow 018 |
| TW3 1BQ | High Street | 43m |
| TW3 1DA | Douglas Road | 60m |
| TW3 1TT | Hanworth Road | 61m |
| TW3 1HL | High Street | 76m |
| TW3 1LR | High Street | 94m |
| TW3 1UF | Hanworth Road | 96m |
| TW3 1DH | High Street | 99m |
| TW3 1ES | High Street | 143m |
| TW3 1QL | High Street | 144m |
| TW3 1UP | Bristow Road | 145m |