SL1 1NN maps, stats, and open data
SL1 1NN lies on Sussex Place in Slough. SL1 1NN is located in the Langley St Mary's electoral ward, within the unitary authority of Slough and the English Parliamentary constituency of Slough. 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.
SL1 1NN maps
Source: OS VectorMap District (Ordnance Survey)
Licence: Open Government Licence (requires attribution)
SL1 1NN geodata
| Easting | 498899 |
| Northing | 179542 |
| Latitude | 51.506166 |
| Longitude | -0.576413 |
Where is SL1 1NN?
| Street | Sussex Place |
| Town/City | Slough |
| Country | England |
| Postcode District | SL1 |
SL1 1NN Elevation
Elevation or altitude of SL1 1NN 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 | Langley St Mary's |
|---|---|
| Constituency | Slough |
House Prices
Sales of detached houses in SL1 1NN
83, SUSSEX PLACE, SLOUGH, SL1 1NN 2024 9 AUG £1,100,000 |
2021 28 JAN £900,000 |
2012 24 OCT £500,000 |
2012 10 AUG £610,000 |
101, SUSSEX PLACE, SLOUGH, SL1 1NN 2012 8 AUG £750,000 |
2009 21 MAY £600,000 |
89, SUSSEX PLACE, SLOUGH, SL1 1NN 2006 11 AUG £625,000 |
2002 30 AUG £250,000 |
2001 11 APR £305,000 |
89, SUSSEX PLACE, SLOUGH, SL1 1NN 2000 7 JAN £130,000 |
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 SL1 1NN
| Slough Grammar School (Sussex Place) | Langley | 71m |
| Uxbridge Road Sainsbury's (Wellington Street) | Langley | 182m |
| St Bernards Convent (Langley Road) | Langley | 225m |
| St Bernards Convent (Langley Road) | Langley | 239m |
| St Bernards Convent (London Road) | Langley | 251m |
Nearest railway stations to SL1 1NN
| Slough Station | 1.2km |
| Langley (Berks) Station | 2.4km |
| Datchet Station | 2.6km |
Broadband
Broadband access in SL1 1NN (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 SL1 1NN (2019 data)
Download
| Median download speed | 100.0Mbps |
| Average download speed | 110.2Mbps |
| Maximum download speed | 350.00Mbps |
Upload
| Median upload speed | 7.3Mbps |
| Average upload speed | 5.9Mbps |
| Maximum upload speed | 8.17Mbps |
Broadband limitations in SL1 1NN (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% |
SL1 1NN gas and electricity consumption
Estimated total energy consumption in SL1 1NN by fuel type, 2015.
Gas
| Consumption (kWh) | 168,940 |
|---|---|
| Meter count | 9 |
| Mean (kWh/meter) | 18,771 |
| Median (kWh/meter) | 23,803 |
Electricity
| Consumption (kWh) | 75,661 |
|---|---|
| Meter count | 8 |
| Mean (kWh/meter) | 9,458 |
| Median (kWh/meter) | 5,978 |
- Consumption: The estimated total energy consumption, in kWh, across all meters in SL1 1NN, for 2015.
- Meter count: The total number of meters in SL1 1NN.
- 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
77.5% of English postcodes are less deprived than SL1 1NN:Food Standards Agency
Three nearest food hygiene ratings to SL1 1NN (metres)
➜ Get more ratings from the Food Standards Agency
Nearest post box to SL1 1NN
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Dolphin Road | 19:00 | 10:30 | 145m |
| Park Lane | 17:45 | 11:00 | 517m |
| High Street (Regency) | 17:45 | 13:00 | 539m |
SL1 1NN ITL and SL1 1NN 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 SL1 1NN:
| 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 |
| E06000039 | Slough |
SL1 1NN 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 SL1 1NN:
| Code | Name | |
|---|---|---|
| OA | E00083128 | |
| LSOA | E01016456 | Slough 007A |
| MSOA | E02003413 | Slough 007 |
Nearest postcodes to SL1 1NN
| SL1 1NL | Sussex Place | 98m |
| SL1 1TE | Dolphin Road | 101m |
| SL1 1TD | Dolphin Road | 152m |
| SL1 1TF | Dolphin Road | 175m |
| SL3 7PU | Palmerston Avenue | 190m |
| SL1 1TS | Fishguard Spur | 195m |
| SL3 7NY | Quaves Road | 214m |
| SL1 1NY | Sussex Keep | 225m |
| SL3 7NX | Quaves Road | 235m |
| SL1 1TG | Dolphin Road | 237m |
- 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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