N21 3SB maps, stats, and open data
N21 3SB lies on Station Road in Winchmore Hill, London. N21 3SB is located in the Winchmore Hill electoral ward, within the London borough of Enfield and the English Parliamentary constituency of Enfield, Southgate. The Sub Integrated Care Board (ICB) Location is NHS North Central London ICB - 93C and the police force is Metropolitan Police. This postcode has been in use since January 1980.
N21 3SB maps
Source: OS VectorMap District (Ordnance Survey)
Licence: Open Government Licence (requires attribution)
N21 3SB geodata
| Easting | 531765 |
| Northing | 194328 |
| Latitude | 51.632340 |
| Longitude | -0.097571 |
Where is N21 3SB?
| Street | Station Road |
| Locality | Winchmore Hill |
| Town/City | London |
| Country | England |
| Postcode District | N21 |
N21 3SB Elevation
Elevation or altitude of N21 3SB as distance above sea level:
| Metres | Feet | |
|---|---|---|
| Elevation | 40m | 131ft |
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 | Winchmore Hill |
|---|---|
| Constituency | Enfield, Southgate |
House Prices
Sales of detached houses in N21 3SB
25, STATION ROAD, WINCHMORE HILL, LONDON, N21 3SB 2008 15 AUG £400,000 |
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 N21 3SB
| Station Road Green Lanes | Winchmore Hill | 172m |
| Station Road Green Lanes | Winchmore Hill | 205m |
| Winchmore Hill Station Road (Green Lanes) | Winchmore Hill | 206m |
| Shrubbery Gardens (Green Lanes) | Winchmore Hill | 300m |
| Shrubbery Gardens (Green Lanes) | Winchmore Hill | 354m |
Nearest railway stations to N21 3SB
| Winchmore Hill Station | 0.3km |
| Grange Park Station | 1.1km |
| Palmers Green Station | 1.8km |
Broadband
Broadband access in N21 3SB (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 | 93.9% |
| Percentage of properties with Full Fibre Broadband | 0.0% |
Superfast Broadband is between 30Mbps and 300Mbps
Ultrafast Broadband is > 300Mbps
Broadband speed in N21 3SB (2019 data)
Download
| Median download speed | 79.3Mbps |
| Average download speed | 68.6Mbps |
| Maximum download speed | 200.00Mbps |
Upload
| Median upload speed | 10.0Mbps |
| Average upload speed | 11.1Mbps |
| Maximum upload speed | 20.00Mbps |
Broadband limitations in N21 3SB (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% |
N21 3SB gas and electricity consumption
Estimated total energy consumption in N21 3SB by fuel type, 2015.
Gas
| Consumption (kWh) | 697,490 |
|---|---|
| Meter count | 35 |
| Mean (kWh/meter) | 19,928 |
| Median (kWh/meter) | 16,575 |
Electricity
| Consumption (kWh) | 140,781 |
|---|---|
| Meter count | 35 |
| Mean (kWh/meter) | 4,022 |
| Median (kWh/meter) | 3,400 |
- Consumption: The estimated total energy consumption, in kWh, across all meters in N21 3SB, for 2015.
- Meter count: The total number of meters in N21 3SB.
- 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
25.5% of English postcodes are less deprived than N21 3SB:Food Standards Agency
Three nearest food hygiene ratings to N21 3SB (metres)
➜ Get more ratings from the Food Standards Agency
Nearest post box to N21 3SB
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Winchmore Hill Delivery Office | 18:45 | 12:00 | 138m |
| 735 Green Lanes | 17:30 | 12:00 | 154m |
| Haslemere Road/Orpington Road | 17:30 | 12:00 | 222m |
N21 3SB ITL and N21 3SB 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 N21 3SB:
| ITL 1 Code | Name |
|---|---|
| TLI | London |
| ITL 2 Code | Name |
| TLI5 | Outer London - East and North East |
| ITL 3 Code | Name |
| TLI54 | Enfield |
| LAU 1 Code | Name |
| E09000010 | Enfield |
N21 3SB 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 N21 3SB:
| Code | Name | |
|---|---|---|
| OA | E00007757 | |
| LSOA | E01001569 | Enfield 022E |
| MSOA | E02000298 | Enfield 022 |
Nearest postcodes to N21 3SB
| N21 3NX | Compton Road | 56m |
| N21 3PB | Broadway Mews | 100m |
| N21 3NA | Kings Avenue | 107m |
| N21 3RA | Station Road | 114m |
| N21 3SL | Hazelgreen Close | 120m |
| N21 3PA | Compton Road | 125m |
| N21 3SA | Green Lanes | 128m |
| N21 2SE | Radcliffe Road | 129m |
| N21 3NU | Compton Road | 138m |
| N21 3RX | Green Lanes | 146m |
- 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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