SL4 1JH maps, stats, and open data
SL4 1JH lies on Alexandra Road in Windsor. SL4 1JH 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 January 1980.
SL4 1JH maps
Source: OS VectorMap District (Ordnance Survey)
Licence: Open Government Licence (requires attribution)
SL4 1JH geodata
| Easting | 496584 |
| Northing | 176351 |
| Latitude | 51.477883 |
| Longitude | -0.610630 |
Where is SL4 1JH?
| Street | Alexandra Road |
| Town/City | Windsor |
| Country | England |
| Postcode District | SL4 |
SL4 1JH Elevation
Elevation or altitude of SL4 1JH 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 |
House Prices
Sales of detached houses in SL4 1JH
2026 5 JAN £710,000 |
2009 4 AUG £500,000 |
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 1JH
| Grove Road (Frances Road) | Windsor | 195m |
| Grove Road (Frances Road) | Windsor | 223m |
| William Street (Victoria Street) | Windsor | 226m |
| William Street (Victoria Street) | Windsor | 228m |
| All Saints' Church (Frances Road) | Windsor | 270m |
Nearest railway stations to SL4 1JH
| Windsor & Eton Central Station | 0.6km |
| Windsor & Eton Riverside Station | 0.9km |
| Datchet Station | 2.2km |
Broadband
Broadband access in SL4 1JH (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 1JH (2019 data)
Download
| Median download speed | 80.0Mbps |
| Average download speed | 67.7Mbps |
| Maximum download speed | 100.00Mbps |
Upload
| Median upload speed | 19.8Mbps |
| Average upload speed | 12.8Mbps |
| Maximum upload speed | 20.00Mbps |
Broadband limitations in SL4 1JH (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 1JH gas and electricity consumption
Estimated total energy consumption in SL4 1JH by fuel type, 2015.
Gas
| Consumption (kWh) | 252,312 |
|---|---|
| Meter count | 16 |
| Mean (kWh/meter) | 15,769 |
| Median (kWh/meter) | 16,528 |
Electricity
| Consumption (kWh) | 53,205 |
|---|---|
| Meter count | 16 |
| Mean (kWh/meter) | 3,325 |
| Median (kWh/meter) | 3,139 |
- Consumption: The estimated total energy consumption, in kWh, across all meters in SL4 1JH, for 2015.
- Meter count: The total number of meters in SL4 1JH.
- 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 1JH:Food Standards Agency
Three nearest food hygiene ratings to SL4 1JH (metres)
➜ Get more ratings from the Food Standards Agency
Nearest post box to SL4 1JH
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Saint Marks Road | 17:15 | 11:30 | 204m |
| Frances Road | 16:45 | 11:30 | 253m |
| Bachelors Acre | 17:15 | 11:45 | 374m |
SL4 1JH ITL and SL4 1JH 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 1JH:
| 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 1JH 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 1JH:
| Code | Name | |
|---|---|---|
| OA | E00083524 | |
| LSOA | E01016544 | Windsor and Maidenhead 010A |
| MSOA | E02003430 | Windsor and Maidenhead 010 |
Nearest postcodes to SL4 1JH
| SL4 1HR | Alexandra Road | 30m |
| SL4 1HN | Alexandra Road | 63m |
| SL4 1HP | Temple Road | 76m |
| SL4 1JD | Grove Road | 79m |
| SL4 1JJ | Devereux Road | 79m |
| SL4 1HW | Temple Road | 90m |
| SL4 1JQ | Grove Road | 93m |
| SL4 1HS | Grove Road | 95m |
| SL4 1JL | Dagmar Road | 97m |
| SL4 1HT | Grove Road | 109m |
- 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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