SL4 3JH maps, stats, and open data
SL4 3JH lies on Bolton Crescent in Windsor. SL4 3JH is located in the Old Windsor 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 3JH maps
Source: OS VectorMap District (Ordnance Survey)
Licence: Open Government Licence (requires attribution)
SL4 3JH geodata
| Easting | 496506 |
| Northing | 175699 |
| Latitude | 51.472035 |
| Longitude | -0.611931 |
Where is SL4 3JH?
| Street | Bolton Crescent |
| Town/City | Windsor |
| Country | England |
| Postcode District | SL4 |
SL4 3JH Elevation
Elevation or altitude of SL4 3JH 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 | Old Windsor |
|---|---|
| Constituency | Windsor |
House Prices
Sales of detached houses in SL4 3JH
2025 10 OCT £1,700,000 |
11, BOLTON CRESCENT, WINDSOR, SL4 3JH 2024 10 SEP £1,605,001 |
2022 3 FEB £1,316,500 |
2021 30 SEP £1,560,000 |
2020 18 DEC £1,325,000 |
2020 11 DEC £1,397,500 |
2017 13 JUL £1,300,000 |
2015 27 NOV £1,545,000 |
2015 13 MAR £1,000,000 |
2014 11 JUN £1,250,000 |
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 3JH
| King Edward Vii Hospital (St Leonards Road) | Windsor | 292m |
| King Edward Vii Hospital (St Leonards Road) | Windsor | 305m |
| Osborne Road | Windsor | 308m |
| Osborne Road | Windsor | 310m |
| Bolton Road (Kings Road) | Windsor | 318m |
Nearest railway stations to SL4 3JH
| Windsor & Eton Central Station | 1.3km |
| Windsor & Eton Riverside Station | 1.6km |
| Datchet Station | 2.6km |
Broadband
Broadband access in SL4 3JH (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 | 93.8% |
| Percentage of properties with Full Fibre Broadband | 0.0% |
Superfast Broadband is between 30Mbps and 300Mbps
Ultrafast Broadband is > 300Mbps
Broadband speed in SL4 3JH (2019 data)
Download
| Median download speed | 77.3Mbps |
| Average download speed | 84.3Mbps |
| Maximum download speed | 200.00Mbps |
Upload
| Median upload speed | 17.5Mbps |
| Average upload speed | 16.1Mbps |
| Maximum upload speed | 20.00Mbps |
Broadband limitations in SL4 3JH (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 3JH gas and electricity consumption
Estimated total energy consumption in SL4 3JH by fuel type, 2015.
Gas
| Consumption (kWh) | 494,309 |
|---|---|
| Meter count | 16 |
| Mean (kWh/meter) | 30,894 |
| Median (kWh/meter) | 31,451 |
Electricity
| Consumption (kWh) | 118,852 |
|---|---|
| Meter count | 16 |
| Mean (kWh/meter) | 7,428 |
| Median (kWh/meter) | 5,803 |
- Consumption: The estimated total energy consumption, in kWh, across all meters in SL4 3JH, for 2015.
- Meter count: The total number of meters in SL4 3JH.
- 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
5.1% of English postcodes are less deprived than SL4 3JH:Food Standards Agency
Three nearest food hygiene ratings to SL4 3JH (metres)
➜ Get more ratings from the Food Standards Agency
Nearest post box to SL4 3JH
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Bolton Avenue | 17:15 | 11:30 | 115m |
| Saint Leonards Road | 17:15 | 11:30 | 348m |
| Frances Road | 16:45 | 11:30 | 404m |
SL4 3JH ITL and SL4 3JH 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 3JH:
| 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 3JH 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 3JH:
| Code | Name | |
|---|---|---|
| OA | E00083791 | |
| LSOA | E01016596 | Windsor and Maidenhead 015C |
| MSOA | E02003435 | Windsor and Maidenhead 015 |
Nearest postcodes to SL4 3JH
| SL4 3JQ | Bolton Crescent | 42m |
| SL4 3JF | Bolton Avenue | 92m |
| SL4 3JJ | Bolton Road | 146m |
| SL4 3JE | Bolton Avenue | 153m |
| SL4 3LD | Orwell Close | 160m |
| SL4 3HS | Nightingale Walk | 164m |
| SL4 3JB | Bolton Avenue | 171m |
| SL4 3JG | Bolton Road | 177m |
| SL4 3JU | Victor Road | 179m |
| SL4 3JS | Victor Road | 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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