SL4 5BL maps, stats, and open data
SL4 5BL lies on Clarence Road in Windsor. SL4 5BL is located in the Eton & Castle electoral ward, within the unitary authority of Windsor and Maidenhead and the English Parliamentary constituency of Windsor. The Sub Integrated Care Board (ICB) Location is NHS Frimley ICB - D4U1Y and the police force is Thames Valley. This postcode has been in use since June 2001.
SL4 5BL maps
Source: OS VectorMap District (Ordnance Survey)
Licence: Open Government Licence (requires attribution)
SL4 5BL geodata
| Easting | 495733 |
| Northing | 176554 |
| Latitude | 51.479852 |
| Longitude | -0.622825 |
Where is SL4 5BL?
| Street | Clarence Road |
| Town/City | Windsor |
| Country | England |
| Postcode District | SL4 |
SL4 5BL Elevation
Elevation or altitude of SL4 5BL 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.
Politics
| Ward | Eton & Castle |
|---|---|
| Constituency | Windsor |
Transport
Nearest bus stops to SL4 5BL
| Vansittart Road (Clarence Road) | Windsor | 187m |
| Orchard Avenue (Clarence Road) | Windsor | 239m |
| Vansittart Road | Windsor | 258m |
| Vansittart Road (Clarence Road) | Windsor | 303m |
| St Stephens Church (Vansittart Road) | Windsor | 379m |
Nearest railway stations to SL4 5BL
| Windsor & Eton Central Station | 0.9km |
| Windsor & Eton Riverside Station | 1.3km |
| Datchet Station | 3km |
Broadband
Broadband access in SL4 5BL (2020 data)
| Percentage of properties with Next Generation Access | 100.0% |
| Percentage of properties with Superfast Broadband | 100.0% |
| Percentage of properties with Ultrafast Broadband | 0.0% |
| Percentage of properties with Full Fibre Broadband | 0.0% |
Superfast Broadband is between 30Mbps and 300Mbps
Ultrafast Broadband is > 300Mbps
Broadband speed in SL4 5BL (2019 data)
Download
| Median download speed | 36.5Mbps |
| Average download speed | 40.7Mbps |
| Maximum download speed | 79.30Mbps |
Upload
| Median upload speed | 7.3Mbps |
| Average upload speed | 8.6Mbps |
| Maximum upload speed | 20.00Mbps |
Broadband limitations in SL4 5BL (2020 data)
| 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% |
SL4 5BL gas and electricity consumption
Estimated total energy consumption in SL4 5BL by fuel type, 2015.
Electricity
| Consumption (kWh) | 257,458 |
|---|---|
| Meter count | 68 |
| Mean (kWh/meter) | 3,786 |
| Median (kWh/meter) | 2,833 |
- Consumption: The estimated total energy consumption, in kWh, across all meters in SL4 5BL, for 2015.
- Meter count: The total number of meters in SL4 5BL.
- Mean: The mean average consumption per meter, in kWh.
- Median: The median average consumption per meter, in kWh.
Source: Postcode level electricity estimates: 2015 (experimental)
Licence: Open Government Licence
Deprivation
24.7% of English postcodes are less deprived than SL4 5BL:Food Standards Agency
Three nearest food hygiene ratings to SL4 5BL (metres)
➜ Get more ratings from the Food Standards Agency
Nearest post box to SL4 5BL
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Alma Road | 17:15 | 11:30 | 465m |
| Saint Marks Road | 17:15 | 11:30 | 705m |
| Hatch Lane | 17:30 | 11:45 | 748m |
Environment
| Risk of SL4 5BL flooding from rivers and sea | Low |
SL4 5BL ITL and SL4 5BL LAU
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 SL4 5BL:
| ITL 1 Code | Name |
|---|---|
| TLJ | South East (England) |
| ITL 2 Code | Name |
| TLJ1 | Berkshire, Buckinghamshire and Oxfordshire |
| ITL 3 Code | Name |
| TLJ11 | Berkshire |
| LAU 1 Code | Name |
| E06000040 | Windsor and Maidenhead |
SL4 5BL census areas
The below table lists the Census Output Area (OA), Lower Layer Super Output Area (LSOA), and Middle Layer Super Output Area (MSOA) for SL4 5BL:
| Code | Name | |
|---|---|---|
| OA | E00083530 | |
| LSOA | E01016545 | Windsor and Maidenhead 012A |
| MSOA | E02003432 | Windsor and Maidenhead 012 |
Nearest postcodes to SL4 5BL
| SL4 5GE | Pavilions | 60m |
| SL4 3WN | Almond Close | 109m |
| SL4 3YL | Almond Close | 137m |
| SL4 5AR | Clarence Road | 145m |
| SL4 5AT | Clarence Road | 159m |
| SL4 5DJ | Fawcett Road | 167m |
| SL4 3SA | Green Lane | 168m |
| SL4 3RY | Imperial Road | 169m |
| SL4 5BU | Albert Street | 172m |
| SL4 5BT | Albert Street | 185m |
- Contains OS data © Crown copyright and database right (2026)
- Contains Royal Mail data © Royal Mail copyright and Database right (2026)
- Contains National Statistics data © Crown copyright and database right (2026)
- Data produced by Land Registry © Crown copyright (2026)
- Contains Environment Agency data licensed under the Open Government Licence v3.0
- Everything else © GetTheData Publishing Limited (2026)
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