SL4 3DS maps, stats, and open data
SL4 3DS lies on St Leonards Road in Windsor. SL4 3DS is located in the Clewer East 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 January 1980.
SL4 3DS maps
Source: OS VectorMap District (Ordnance Survey)
Licence: Open Government Licence (requires attribution)
SL4 3DS geodata
| Easting | 495678 |
| Northing | 175587 |
| Latitude | 51.471169 |
| Longitude | -0.623878 |
Where is SL4 3DS?
| Street | St Leonards Road |
| Town/City | Windsor |
| Country | England |
| Postcode District | SL4 |
SL4 3DS Elevation
Elevation or altitude of SL4 3DS as distance above sea level:
| Metres | Feet | |
|---|---|---|
| Elevation | 30m | 98ft |
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 | Clewer East |
|---|---|
| Constituency | Windsor |
House Prices
Sales of detached houses in SL4 3DS
323, ST LEONARDS ROAD, WINDSOR, SL4 3DS 2020 16 OCT £500,000 |
373, ST LEONARDS ROAD, WINDSOR, SL4 3DS 2011 6 MAY £540,000 |
375, ST LEONARDS ROAD, WINDSOR, SL4 3DS 2007 19 FEB £460,000 |
379, ST LEONARDS ROAD, WINDSOR, SL4 3DS 2006 24 APR £450,000 |
379, ST LEONARDS ROAD, WINDSOR, SL4 3DS 2001 9 AUG £300,000 |
373, ST LEONARDS ROAD, WINDSOR, SL4 3DS 2000 18 SEP £60,000 |
343, ST LEONARDS ROAD, WINDSOR, SL4 3DS 2000 8 SEP £145,000 |
343, ST LEONARDS ROAD, WINDSOR, SL4 3DS 2000 26 APR £75,000 |
323, ST LEONARDS ROAD, WINDSOR, SL4 3DS 1999 30 JUL £190,000 |
323, ST LEONARDS ROAD, WINDSOR, SL4 3DS 1996 24 MAY £122,500 |
Licence: Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.
Transport
Nearest bus stops to SL4 3DS
| Stag Meadow (St Leonards Road) | Windsor | 99m |
| Stag Meadow (St Leonards Road) | Windsor | 115m |
| Imperial Court (St Leonards Road) | Windsor | 140m |
| Peel Close | Windsor | 209m |
| Peel Close | Windsor | 215m |
Nearest railway stations to SL4 3DS
| Windsor & Eton Central Station | 1.6km |
| Windsor & Eton Riverside Station | 2km |
| Datchet Station | 3.4km |
Broadband
Broadband access in SL4 3DS (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 | 100.0% |
| Percentage of properties with Full Fibre Broadband | 0.0% |
Superfast Broadband is between 30Mbps and 300Mbps
Ultrafast Broadband is > 300Mbps
Broadband speed in SL4 3DS (2019 data)
Download
| Median download speed | 50.0Mbps |
| Average download speed | 55.8Mbps |
| Maximum download speed | 200.00Mbps |
Upload
| Median upload speed | 5.5Mbps |
| Average upload speed | 7.8Mbps |
| Maximum upload speed | 20.00Mbps |
Broadband limitations in SL4 3DS (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 3DS gas and electricity consumption
Estimated total energy consumption in SL4 3DS by fuel type, 2015.
Gas
| Consumption (kWh) | 438,820 |
|---|---|
| Meter count | 31 |
| Mean (kWh/meter) | 14,155 |
| Median (kWh/meter) | 13,163 |
Electricity
| Consumption (kWh) | 102,261 |
|---|---|
| Meter count | 33 |
| Mean (kWh/meter) | 3,099 |
| Median (kWh/meter) | 2,669 |
- Consumption: The estimated total energy consumption, in kWh, across all meters in SL4 3DS, for 2015.
- Meter count: The total number of meters in SL4 3DS.
- 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
14.9% of English postcodes are less deprived than SL4 3DS:Food Standards Agency
Three nearest food hygiene ratings to SL4 3DS (metres)
➜ Get more ratings from the Food Standards Agency
Nearest post box to SL4 3DS
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Cavalry Crescent | 16:45 | 11:30 | 188m |
| Clewer Hill Road | 17:30 | 11:45 | 411m |
| Saint Leonards Road | 17:15 | 11:30 | 679m |
SL4 3DS ITL and SL4 3DS 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 3DS:
| 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 3DS 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 3DS:
| Code | Name | |
|---|---|---|
| OA | E00083788 | |
| LSOA | E01016595 | Windsor and Maidenhead 015B |
| MSOA | E02003435 | Windsor and Maidenhead 015 |
Nearest postcodes to SL4 3DS
| SL4 3DX | St Leonards Road | 39m |
| SL4 3EB | St Leonards Road | 67m |
| SL4 3TH | St Leonards Road | 105m |
| SL4 3LU | Princess Avenue | 129m |
| SL4 3DY | St Leonards Road | 139m |
| SL4 3LX | Princess Avenue | 141m |
| SL4 3LR | Bulkeley Avenue | 190m |
| SL4 3DT | St Leonards Road | 192m |
| SL4 3NH | Upcroft | 198m |
| SL4 3NW | Peel Close | 215m |
- 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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