CM21 9NN maps, stats, and open data

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CM21 9NN lies on Elmwood in Sawbridgeworth. CM21 9NN is located in the Sawbridgeworth electoral ward, within the local authority district of East Hertfordshire and the English Parliamentary constituency of Hertford and Stortford. The Sub Integrated Care Board (ICB) Location is NHS Hertfordshire and West Essex ICB - 06K and the police force is Hertfordshire. This postcode has been in use since January 1980.

CM21 9NN maps

CM21 9NN map - OS OpenMap – Local (Ordnance Survey)
CM21 9NN 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)

CM21 9NN geodata

Easting548635
Northing214360
Latitude51.808123
Longitude0.154543

GetTheData
Source: Open Postcode Geo
Licence: Open Government Licence

Where is CM21 9NN?

StreetElmwood
Town/CitySawbridgeworth
CountryEngland
Postcode DistrictCM21

➜ See where CM21 is on a map
➜ Where is Sawbridgeworth?

CM21 9NN Elevation

Elevation or altitude of CM21 9NN as distance above sea level:

MetresFeet
Elevation50m164ft

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

WardSawbridgeworth
ConstituencyHertford And Stortford

House Prices

Sales of detached houses in CM21 9NN

29, ELMWOOD, SAWBRIDGEWORTH, CM21 9NN
2006
12 DEC
£330,000
29, ELMWOOD, SAWBRIDGEWORTH, CM21 9NN
1998
28 SEP
£159,000

➜ Sawbridgeworth 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 CM21 9NN

Back Lane (Sheering Lower Road)Lower Sheering543m
Back Lane (Sheering Lower Road)Lower Sheering550m
Four Acres (Sheering Lower Road)Lower Sheering573m
Four Acres (Sheering Lower Road)Lower Sheering578m
Springhall Road (London Road)Sawbridgeworth656m

Nearest railway stations to CM21 9NN

Sawbridgeworth Station0.8km
Harlow Mill Station2.5km
Harlow Town Station5.1km

GetTheData
Source: NaPTAN
Licence: Open Government Licence

Broadband

Broadband access in CM21 9NN (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 CM21 9NN (2019 data)

Download

Median download speed60.6Mbps
Average download speed84.2Mbps
Maximum download speed350.00Mbps

Upload

Median upload speed9.8Mbps
Average upload speed8.3Mbps
Maximum upload speed20.00Mbps

Broadband limitations in CM21 9NN (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)

CM21 9NN gas and electricity consumption

Estimated total energy consumption in CM21 9NN by fuel type, 2015.

Gas

Consumption (kWh)696,181
Meter count46
Mean (kWh/meter)15,134
Median (kWh/meter)14,327

Electricity

Consumption (kWh)188,309
Meter count46
Mean (kWh/meter)4,094
Median (kWh/meter)3,632

Deprivation

5.7% of English postcodes are less deprived than CM21 9NN:

Food Standards Agency

Three nearest food hygiene ratings to CM21 9NN (metres)

Surecare Residential Ltd
Food Hygiene Rating: Exempt
The White House
325m
King William IV
Food Hygiene Rating: 5 (Very Good)
7 Vantorts Road
445m
All Sorts Dementia Group CIC
Food Hygiene Rating: 5 (Very Good)
Cricket Club Pavilion
482m

➜ Get more ratings from the Food Standards Agency

Nearest post box to CM21 9NN

 Last Collection 
LocationMon-FriSatDistance
Vantorts Road Sawbridgeworth17:1511:45297m
Sheeering Mill Lane17:0011:30493m
Sawbridgeworth Sorting Office17:1511:00547m

CM21 9NN ITL and CM21 9NN 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 CM21 9NN:

ITL 1 CodeName
TLHEast
ITL 2 CodeName
TLH2Bedfordshire and Hertfordshire
ITL 3 CodeName
TLH23Hertfordshire CC
LAU 1 CodeName
E07000242East Hertfordshire

CM21 9NN 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 CM21 9NN:

CodeName
OAE00119368
LSOAE01023502East Hertfordshire 011D
MSOAE02004888East Hertfordshire 011

Nearest postcodes to CM21 9NN

CM21 9NWElmwood57m
CM21 9NPYewlands144m
CM21 9NRParkway168m
CM21 9NJFairway171m
CM21 9NLElmwood176m
CM21 9LRSheering Mill Lane178m
CM21 9NGBeechfield212m
CM21 9NSSouth Brook226m
CM21 9NHFairway230m
CM21 9JBLuxford Place230m