SL6 4AD maps, stats, and open data
SL6 4AD lies on Castle Hill in Maidenhead. SL6 4AD is located in the Boyn Hill electoral ward, within the unitary authority of Windsor and Maidenhead and the English Parliamentary constituency of Maidenhead. 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.
SL6 4AD maps
Source: OS VectorMap District (Ordnance Survey)
Licence: Open Government Licence (requires attribution)
SL6 4AD geodata
| Easting | 488176 |
| Northing | 181134 |
| Latitude | 51.522253 |
| Longitude | -0.730455 |
Where is SL6 4AD?
| Street | Castle Hill |
| Town/City | Maidenhead |
| Country | England |
| Postcode District | SL6 |
SL6 4AD Elevation
Elevation or altitude of SL6 4AD as distance above sea level:
| Metres | Feet | |
|---|---|---|
| Elevation | 50m | 164ft |
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 | Boyn Hill |
|---|---|
| Constituency | Maidenhead |
House Prices
Sales of detached houses in SL6 4AD
19, CASTLE HILL, MAIDENHEAD, SL6 4AD 2003 3 SEP £315,000 |
ELVA LODGE HOTEL, CASTLE HILL, MAIDENHEAD, SL6 4AD 2002 8 MAY £680,000 |
19, CASTLE HILL, MAIDENHEAD, SL6 4AD 1999 16 JUL £195,000 |
17, CASTLE HILL, MAIDENHEAD, SL6 4AD 1999 5 JUL £460,000 |
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 SL6 4AD
| Windsor Castle Ph (Bath Road) | Maidenhead | 146m |
| Boyn Hill Avenue | Maidenhead | 164m |
| Boyn Hill Avenue | Maidenhead | 179m |
| Castle Hill (Bath Road) | Maidenhead | 224m |
| Kings Grove | Maidenhead | 257m |
Nearest railway stations to SL6 4AD
| Maidenhead Station | 0.7km |
| Furze Platt Station | 1.2km |
| Taplow Station | 3.4km |
Broadband
Broadband access in SL6 4AD (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 limitations in SL6 4AD (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% |
SL6 4AD gas and electricity consumption
Estimated total energy consumption in SL6 4AD by fuel type, 2015.
Gas
| Consumption (kWh) | 155,001 |
|---|---|
| Meter count | 8 |
| Mean (kWh/meter) | 19,375 |
| Median (kWh/meter) | 15,293 |
- Consumption: The estimated total energy consumption, in kWh, across all meters in SL6 4AD, for 2015.
- Meter count: The total number of meters in SL6 4AD.
- 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
39.1% of English postcodes are less deprived than SL6 4AD:Food Standards Agency
Three nearest food hygiene ratings to SL6 4AD (metres)
➜ Get more ratings from the Food Standards Agency
Nearest post box to SL6 4AD
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Castle Hill | 17:30 | 12:00 | 156m |
| The Crescent | 16:15 | 11:30 | 235m |
| High Town Road | 16:30 | 11:30 | 241m |
SL6 4AD ITL and SL6 4AD 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 SL6 4AD:
| 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 |
SL6 4AD 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 SL6 4AD:
| Code | Name | |
|---|---|---|
| OA | E00083488 | |
| LSOA | E01016536 | Windsor and Maidenhead 005D |
| MSOA | E02003425 | Windsor and Maidenhead 005 |
Nearest postcodes to SL6 4AD
| SL6 1HD | Grenfell Road | 43m |
| SL6 1HP | Castle Mews | 53m |
| SL6 4JP | Castle Hill Terrace | 54m |
| SL6 1HW | Folly Way | 70m |
| SL6 1YQ | Monycrower Drive | 95m |
| SL6 1EJ | Grenfell Road | 96m |
| SL6 1HA | Grenfell Road | 107m |
| SL6 1HB | Grenfell Road | 130m |
| SL6 6AL | College Road | 158m |
| SL6 6AD | Elm Grove | 176m |
- 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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