SL3 9BA maps, stats, and open data
SL3 9BA lies on Castle Avenue in Datchet, Slough. SL3 9BA is located in the Datchet, Horton & Wraysbury 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.
SL3 9BA maps
Source: OS VectorMap District (Ordnance Survey)
Licence: Open Government Licence (requires attribution)
SL3 9BA geodata
| Easting | 498290 |
| Northing | 177934 |
| Latitude | 51.491819 |
| Longitude | -0.585632 |
Where is SL3 9BA?
| Street | Castle Avenue |
| Locality | Datchet |
| Town/City | Slough |
| Country | England |
| Postcode District | SL3 |
SL3 9BA Elevation
Elevation or altitude of SL3 9BA as distance above sea level:
| Metres | Feet | |
|---|---|---|
| Elevation | 20m | 66ft |
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 | Datchet, Horton & Wraysbury |
|---|---|
| Constituency | Windsor |
House Prices
Sales of detached houses in SL3 9BA
2024 16 DEC £650,000 |
2023 25 SEP £650,000 |
4, CASTLE AVENUE, DATCHET, SLOUGH, SL3 9BA 2022 9 DEC £625,000 |
2022 15 SEP £625,000 |
2022 23 MAY £1,085,000 |
2020 2 SEP £520,000 |
2018 7 SEP £495,000 |
2017 8 NOV £480,000 |
2017 18 MAY £460,000 |
2016 26 SEP £463,000 |
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 SL3 9BA
| Whites Lane (Slough Road) | Datchet | 233m |
| Whites Lane (Slough Road) | Datchet | 248m |
| Slough Road | Datchet | 331m |
| Eton Road (Slough Road) | Datchet | 473m |
| Eton Road (Slough Road) | Datchet | 552m |
Nearest railway stations to SL3 9BA
| Datchet Station | 1.1km |
| Windsor & Eton Riverside Station | 1.6km |
| Windsor & Eton Central Station | 2km |
Broadband
Broadband access in SL3 9BA (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 | 95.5% |
| Percentage of properties with Full Fibre Broadband | 0.0% |
Superfast Broadband is between 30Mbps and 300Mbps
Ultrafast Broadband is > 300Mbps
Broadband speed in SL3 9BA (2019 data)
Download
| Median download speed | 40.0Mbps |
| Average download speed | 85.9Mbps |
| Maximum download speed | 350.00Mbps |
Upload
| Median upload speed | 7.2Mbps |
| Average upload speed | 7.6Mbps |
| Maximum upload speed | 11.65Mbps |
Broadband limitations in SL3 9BA (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% |
SL3 9BA gas and electricity consumption
Estimated total energy consumption in SL3 9BA by fuel type, 2015.
Gas
| Consumption (kWh) | 411,513 |
|---|---|
| Meter count | 22 |
| Mean (kWh/meter) | 18,705 |
| Median (kWh/meter) | 17,839 |
Electricity
| Consumption (kWh) | 91,382 |
|---|---|
| Meter count | 22 |
| Mean (kWh/meter) | 4,154 |
| Median (kWh/meter) | 3,839 |
- Consumption: The estimated total energy consumption, in kWh, across all meters in SL3 9BA, for 2015.
- Meter count: The total number of meters in SL3 9BA.
- 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
4.5% of English postcodes are less deprived than SL3 9BA:Food Standards Agency
Three nearest food hygiene ratings to SL3 9BA (metres)
➜ Get more ratings from the Food Standards Agency
Nearest post box to SL3 9BA
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Slough Road Datchet | 16:00 | 11:30 | 567m |
| Leigh Park | 17:30 | 11:00 | 1,026m |
| Montrose Avenue | 17:30 | 11:00 | 1,263m |
Environment
| Risk of SL3 9BA flooding from rivers and sea | High |
SL3 9BA ITL and SL3 9BA 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 SL3 9BA:
| 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 |
SL3 9BA 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 SL3 9BA:
| Code | Name | |
|---|---|---|
| OA | E00083627 | |
| LSOA | E01016565 | Windsor and Maidenhead 011B |
| MSOA | E02003431 | Windsor and Maidenhead 011 |
Nearest postcodes to SL3 9BA
| SL3 9AH | Agars Place | 127m |
| SL3 9AQ | Slough Road | 143m |
| SL3 9AE | Slough Road | 156m |
| SL3 9AG | Slough Road | 172m |
| SL3 9AF | Slough Road | 182m |
| SL3 9AY | Eton Road | 240m |
| SL3 9AA | Ellesmere Close | 240m |
| SL3 9AN | Whites Lane | 293m |
| SL3 9BE | Eton Close | 299m |
| SL3 9AZ | Eton Road | 317m |
- 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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