SL4 4AL maps, stats, and open data
SL4 4AL lies on St Leonards Hill in Windsor. SL4 4AL is located in the Clewer & Dedworth 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 4AL maps
Source: OS VectorMap District (Ordnance Survey)
Licence: Open Government Licence (requires attribution)
SL4 4AL geodata
| Easting | 494118 |
| Northing | 175548 |
| Latitude | 51.471081 |
| Longitude | -0.646325 |
Where is SL4 4AL?
| Street | St Leonards Hill |
| Town/City | Windsor |
| Country | England |
| Postcode District | SL4 |
SL4 4AL Elevation
Elevation or altitude of SL4 4AL as distance above sea level:
| Metres | Feet | |
|---|---|---|
| Elevation | 60m | 197ft |
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 & Dedworth East |
|---|---|
| Constituency | Windsor |
House Prices
Sales of detached houses in SL4 4AL
STONE MOUNTAIN, ST LEONARDS HILL, WINDSOR, SL4 4AL 2024 19 DEC £2,750,000 |
SPRINGFIELD, ST LEONARDS HILL, WINDSOR, SL4 4AL 2023 31 MAR £1,800,000 |
CARRISBROOKE, ST LEONARDS HILL, WINDSOR, SL4 4AL 2021 12 MAR £1,850,000 |
KINGS COPSE HOUSE, ST LEONARDS HILL, WINDSOR, SL4 4AL 2020 21 OCT £807,500 |
MABE, ST LEONARDS HILL, WINDSOR, SL4 4AL 2019 18 JUN £935,000 |
HOLLYTREE HOUSE, ST LEONARDS HILL, WINDSOR, SL4 4AL 2018 27 SEP £875,000 |
SPRINGFIELD, ST LEONARDS HILL, WINDSOR, SL4 4AL 2018 1 MAR £1,320,000 |
LONGACRE, ST LEONARDS HILL, WINDSOR, SL4 4AL 2017 23 AUG £1,325,000 |
THE CORNER HOUSE, ST LEONARDS HILL, WINDSOR, SL4 4AL 2017 5 MAY £1,335,000 |
CEDAR HEIGHTS, ST LEONARDS HILL, WINDSOR, SL4 4AL 2017 19 JAN £1,362,800 |
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 4AL
| Poolmans Road (Wolf Lane) | Dedworth | 217m |
| Poolmans Road (Wolf Lane) | Dedworth | 231m |
| Wolf Lane | Dedworth | 302m |
| Piner Cottages (Foster Avenue) | Clewer | 333m |
| Wolf Lane | Dedworth | 370m |
Nearest railway stations to SL4 4AL
| Windsor & Eton Central Station | 2.8km |
| Windsor & Eton Riverside Station | 3.2km |
| Datchet Station | 4.8km |
Broadband
Broadband access in SL4 4AL (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 4AL (2019 data)
Download
| Median download speed | 40.0Mbps |
| Average download speed | 48.3Mbps |
| Maximum download speed | 80.00Mbps |
Upload
| Median upload speed | 9.6Mbps |
| Average upload speed | 11.6Mbps |
| Maximum upload speed | 20.00Mbps |
Broadband limitations in SL4 4AL (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 4AL gas and electricity consumption
Estimated total energy consumption in SL4 4AL by fuel type, 2015.
Gas
| Consumption (kWh) | 1,072,811 |
|---|---|
| Meter count | 29 |
| Mean (kWh/meter) | 36,993 |
| Median (kWh/meter) | 33,044 |
Electricity
| Consumption (kWh) | 202,405 |
|---|---|
| Meter count | 28 |
| Mean (kWh/meter) | 7,229 |
| Median (kWh/meter) | 6,636 |
- Consumption: The estimated total energy consumption, in kWh, across all meters in SL4 4AL, for 2015.
- Meter count: The total number of meters in SL4 4AL.
- 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
5.5% of English postcodes are less deprived than SL4 4AL:Food Standards Agency
Three nearest food hygiene ratings to SL4 4AL (metres)
➜ Get more ratings from the Food Standards Agency
Nearest post box to SL4 4AL
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Clewer Hill Road | 17:30 | 11:45 | 1,151m |
| Hatch Lane | 17:30 | 11:45 | 1,157m |
| Cavalry Crescent | 16:45 | 11:30 | 1,628m |
SL4 4AL ITL and SL4 4AL 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 4AL:
| 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 4AL 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 4AL:
| Code | Name | |
|---|---|---|
| OA | E00083783 | |
| LSOA | E01016597 | Windsor and Maidenhead 015D |
| MSOA | E02003435 | Windsor and Maidenhead 015 |
Nearest postcodes to SL4 4AL
| SL4 4NS | Washington Drive | 147m |
| SL4 4UL | Coombe Hill Court | 148m |
| SL4 4UN | Turnoak Park | 160m |
| SL4 4AT | St Leonards Hill | 175m |
| SL4 4NR | Washington Drive | 183m |
| SL4 4UP | Illingworth | 237m |
| SL4 4NP | Luff Close | 242m |
| SL4 4NW | Camm Avenue | 261m |
| SL4 4BQ | Dower Park | 266m |
| SL4 4YX | Hemwood Road | 273m |
- 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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