N21 3BY maps, stats, and open data

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N21 3BY lies on Broad Walk in London. N21 3BY 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 3BY maps

N21 3BY map - OS OpenMap – Local (Ordnance Survey)
N21 3BY map - OS VectorMap District (Ordnance Survey)

GetTheData
Source: OS OpenMap – Local (Ordnance Survey)
Source: OS VectorMap District (Ordnance Survey)
Licence: Open Government Licence (requires attribution)

N21 3BY geodata

Easting530880
Northing194061
Latitude51.630147
Longitude-0.110451

GetTheData
Source: Open Postcode Geo
Licence: Open Government Licence

Where is N21 3BY?

StreetBroad Walk
Town/CityLondon
CountryEngland
Postcode DistrictN21

➜ See where N21 is on a map
➜ Where is London?

N21 3BY Elevation

Elevation or altitude of N21 3BY as distance above sea level:

MetresFeet
Elevation60m197ft

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

WardWinchmore Hill
ConstituencyEnfield, Southgate

House Prices

Sales of detached houses in N21 3BY

44, BROAD WALK, LONDON, N21 3BY
2021
5 NOV
£3,150,000
44, BROAD WALK, LONDON, N21 3BY
2008
18 JUL
£2,300,000
34, BROAD WALK, LONDON, N21 3BY
2006
1 FEB
£1,750,000
46, BROAD WALK, LONDON, N21 3BY
2002
13 NOV
£2,000,000
40, BROAD WALK, LONDON, N21 3BY
1999
8 JAN
£800,000
40, BROAD WALK, LONDON, N21 3BY
1997
30 JUN
£850,000
40, BROAD WALK, LONDON, N21 3BY
1995
17 NOV
£825,000

➜ London house prices

GetTheData
Source: HM Land Registry Price Paid Data
Licence: Contains HM Land Registry data © Crown copyright and database right 2025. This data is licensed under the Open Government Licence v3.0.

Transport

Nearest bus stops to N21 3BY

Winchmore Hill The GreenWinchmore Hill713m
Winchmore Hill The GreenWinchmore Hill723m
Park GateSouthgate838m
Park GateSouthgate841m
St. Monica's Church (Green Lanes)Palmers Green867m

Nearest underground/metro/tram to N21 3BY

Southgate Underground StationSouthgate1,226m

Nearest railway stations to N21 3BY

Winchmore Hill Station0.8km
Palmers Green Station1.3km
Grange Park Station1.7km

GetTheData
Source: NaPTAN
Licence: Open Government Licence

Broadband

Broadband access in N21 3BY (2020 data)

Percentage of properties with Next Generation Access100.0%
Percentage of properties with Superfast Broadband100.0%
Percentage of properties with Ultrafast Broadband100.0%
Percentage of properties with Full Fibre Broadband0.0%

Superfast Broadband is between 30Mbps and 300Mbps
Ultrafast Broadband is > 300Mbps

Broadband speed in N21 3BY (2019 data)

Download

Median download speed100.0Mbps
Average download speed129.2Mbps
Maximum download speed200.00Mbps

Upload

Median upload speed11.0Mbps
Average upload speed11.0Mbps
Maximum upload speed13.47Mbps

Broadband limitations in N21 3BY (2020 data)

Percentage of properties unable to receive 2Mbps0.0%
Percentage of properties unable to receive 5Mbps0.0%
Percentage of properties unable to receive 10Mbps0.0%
Percentage of properties unable to receive 30Mbps0.0%

GetTheData
Source: Ofcom
Licence: Ofcom Terms of Use (requires attribution)

N21 3BY gas and electricity consumption

Estimated total energy consumption in N21 3BY by fuel type, 2015.

Electricity

Consumption (kWh)112,076
Meter count6
Mean (kWh/meter)18,679
Median (kWh/meter)15,175

Deprivation

23.3% of English postcodes are less deprived than N21 3BY:

Food Standards Agency

Three nearest food hygiene ratings to N21 3BY (metres)

Brackendale Lawn Tennis Club
Food Hygiene Rating: 5 (Very Good)
Brackendale Sports Ground
163m
Anisa's Cakehouse
Food Hygiene Rating: 4 (Good)
16 Oaklands
237m
Viva Cakes
Food Hygiene Rating: Awaiting Inspection
24 Hillfield Park
318m

➜ Get more ratings from the Food Standards Agency

Nearest post box to N21 3BY

 Last Collection 
LocationMon-FriSatDistance
34 Oaklands17:3012:00133m
Woodlands Way N2117:3012:00315m
Seaforth Gardens/Broad Walk17:3012:00406m

N21 3BY ITL and N21 3BY 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 3BY:

ITL 1 CodeName
TLILondon
ITL 2 CodeName
TLI5Outer London - East and North East
ITL 3 CodeName
TLI54Enfield
LAU 1 CodeName
E09000010Enfield

N21 3BY 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 3BY:

CodeName
OAE00007769
LSOAE01001568Enfield 022D
MSOAE02000298Enfield 022

Nearest postcodes to N21 3BY

N21 3QNWoodcroft125m
N21 3DABroad Walk146m
N21 3DHBrackendale160m
N21 3QPWoodcroft197m
N21 3DGBrackendale212m
N21 3QLHillfield Park213m
N21 3DEOaklands227m
N21 3DDOaklands229m
N21 3DBBroad Walk256m
N21 3BXBroad Walk267m