SL4 1LY maps, stats, and open data
SL4 1LY lies on High Street in Windsor. SL4 1LY 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 May 2004.
SL4 1LY maps
Source: OS VectorMap District (Ordnance Survey)
Licence: Open Government Licence (requires attribution)
SL4 1LY geodata
| Easting | 496827 |
| Northing | 176783 |
| Latitude | 51.481726 |
| Longitude | -0.606997 |
Where is SL4 1LY?
| Street | High Street |
| Town/City | Windsor |
| Country | England |
| Postcode District | SL4 |
SL4 1LY Elevation
Elevation or altitude of SL4 1LY 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 | Eton & Castle |
|---|---|
| Constituency | Windsor |
Transport
Nearest bus stops to SL4 1LY
| Parish Church (High Street) | Windsor Town Centre | 22m |
| Parish Church (High Street) | Windsor Town Centre | 28m |
| Barclays Bank (High Street) | Windsor Town Centre | 119m |
| Castle Hill (Thames Street) | Windsor Town Centre | 130m |
| Wh Smith (Thames Street) | Windsor Town Centre | 197m |
Nearest railway stations to SL4 1LY
| Windsor & Eton Central Station | 0.3km |
| Windsor & Eton Riverside Station | 0.4km |
| Datchet Station | 1.9km |
Broadband
Broadband access in SL4 1LY (2020 data)
| Percentage of properties with Next Generation Access | 0.0% |
| Percentage of properties with Superfast Broadband | 0.0% |
| 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 limitations in SL4 1LY (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 | 100.0% |
SL4 1LY gas and electricity consumption
Estimated total energy consumption in SL4 1LY by fuel type, 2015.
Electricity
| Consumption (kWh) | 14,553 |
|---|---|
| Meter count | 7 |
| Mean (kWh/meter) | 2,079 |
| Median (kWh/meter) | 1,916 |
- Consumption: The estimated total energy consumption, in kWh, across all meters in SL4 1LY, for 2015.
- Meter count: The total number of meters in SL4 1LY.
- 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
13.6% of English postcodes are less deprived than SL4 1LY:Food Standards Agency
Three nearest food hygiene ratings to SL4 1LY (metres)
➜ Get more ratings from the Food Standards Agency
Nearest post box to SL4 1LY
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Guildhall High Street | 17:00 | 08:30 | 31m |
| Park Street | 17:30 | 08:30 | 120m |
| High Street Windsor | 17:30 | 08:30 | 130m |
SL4 1LY ITL and SL4 1LY 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 1LY:
| 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 1LY 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 1LY:
| Code | Name | |
|---|---|---|
| OA | E00083547 | |
| LSOA | E01016544 | Windsor and Maidenhead 010A |
| MSOA | E02003430 | Windsor and Maidenhead 010 |
Nearest postcodes to SL4 1LY
| SL4 1LD | High Street | 67m |
| SL4 1LR | High Street | 74m |
| SL4 1EU | Madeira Walk | 75m |
| SL4 1PB | Market Street | 76m |
| SL4 1PE | Church Street | 83m |
| SL4 1PF | St Albans Street | 91m |
| SL4 1DL | Acre Passage | 106m |
| SL4 1DS | Peascod Street | 122m |
| SL4 1BH | Sheet Street | 134m |
| SL4 1BG | Sheet Street | 137m |
- 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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