CB21 4NX maps, stats, and open data
CB21 4NX lies on Walden Road in Hadstock, Cambridge. CB21 4NX is located in the Ashdon electoral ward, within the local authority district of Uttlesford and the English Parliamentary constituency of Saffron Walden. The Sub Integrated Care Board (ICB) Location is NHS Hertfordshire and West Essex ICB - 07H and the police force is Essex. This postcode has been in use since September 2006.
CB21 4NX maps
Source: OS VectorMap District (Ordnance Survey)
Licence: Open Government Licence (requires attribution)
CB21 4NX geodata
| Easting | 555810 |
| Northing | 244784 |
| Latitude | 52.079493 |
| Longitude | 0.272305 |
Where is CB21 4NX?
| Street | Walden Road |
| Locality | Hadstock |
| Town/City | Cambridge |
| Country | England |
| Postcode District | CB21 |
CB21 4NX Elevation
Elevation or altitude of CB21 4NX as distance above sea level:
| Metres | Feet | |
|---|---|---|
| Elevation | 80m | 262ft |
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 | Ashdon |
|---|---|
| Constituency | Saffron Walden |
Transport
Nearest bus stops to CB21 4NX
| The Library (Walden Road) | Hadstock | 127m |
| The Library (Walden Road) | Hadstock | 129m |
| The Kings Head (Linton Road) | Hadstock | 150m |
| The Kings Head (Linton Road) | Hadstock | 156m |
Broadband
Broadband access in CB21 4NX (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 | 0.0% |
| Percentage of properties with Full Fibre Broadband | 0.0% |
Superfast Broadband is between 30Mbps and 300Mbps
Ultrafast Broadband is > 300Mbps
Broadband speed in CB21 4NX (2019 data)
Download
| Median download speed | 70.0Mbps |
| Average download speed | 60.7Mbps |
| Maximum download speed | 80.00Mbps |
Upload
| Median upload speed | 19.5Mbps |
| Average upload speed | 15.3Mbps |
| Maximum upload speed | 20.00Mbps |
Broadband limitations in CB21 4NX (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% |
CB21 4NX gas and electricity consumption
Estimated total energy consumption in CB21 4NX by fuel type, 2015.
Gas
| Consumption (kWh) | 305,517 |
|---|---|
| Meter count | 13 |
| Mean (kWh/meter) | 23,501 |
| Median (kWh/meter) | 22,428 |
Electricity
| Consumption (kWh) | 113,559 |
|---|---|
| Meter count | 15 |
| Mean (kWh/meter) | 7,571 |
| Median (kWh/meter) | 5,095 |
- Consumption: The estimated total energy consumption, in kWh, across all meters in CB21 4NX, for 2015.
- Meter count: The total number of meters in CB21 4NX.
- 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
28.8% of English postcodes are less deprived than CB21 4NX:Food Standards Agency
Three nearest food hygiene ratings to CB21 4NX (metres)
➜ Get more ratings from the Food Standards Agency
Nearest post box to CB21 4NX
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Hadstock Village | 16:00 | 11:00 | 145m |
| Long Lane | 17:30 | 11:15 | 1,707m |
| High Street | 17:30 | 11:15 | 2,017m |
CB21 4NX ITL and CB21 4NX 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 CB21 4NX:
| ITL 1 Code | Name |
|---|---|
| TLH | East |
| ITL 2 Code | Name |
| TLH3 | Essex |
| ITL 3 Code | Name |
| TLH35 | West Essex |
| LAU 1 Code | Name |
| E07000077 | Uttlesford |
CB21 4NX 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 CB21 4NX:
| Code | Name | |
|---|---|---|
| OA | E00112068 | |
| LSOA | E01022057 | Uttlesford 001A |
| MSOA | E02004591 | Uttlesford 001 |
Nearest postcodes to CB21 4NX
| CB21 4PH | Church Lane | 144m |
| CB21 4PA | Sargents Lane | 147m |
| CB21 4NU | Linton Road | 191m |
| CB21 4NZ | Linton Road | 207m |
| CB21 4PB | Back Hill | 215m |
| CB21 4NY | The Row | 237m |
| CB21 4PQ | Orchard Pightle | 303m |
| CB21 4PF | Bartlow Road | 340m |
| CB21 4PD | Moules Lane | 385m |
| CB21 4PE | Bilberry End | 392m |
- 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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