CM3 3NB maps, stats, and open data
CM3 3NB lies on Cranham Road in Little Waltham, Chelmsford. CM3 3NB is located in the Broomfield and The Walthams electoral ward, within the local authority district of Chelmsford and the English Parliamentary constituency of Saffron Walden. The Sub Integrated Care Board (ICB) Location is NHS Mid and South Essex ICB - 06Q and the police force is Essex. This postcode has been in use since January 1980.
CM3 3NB maps
Source: OS VectorMap District (Ordnance Survey)
Licence: Open Government Licence (requires attribution)
CM3 3NB geodata
| Easting | 572833 |
| Northing | 212702 |
| Latitude | 51.786280 |
| Longitude | 0.504372 |
Where is CM3 3NB?
| Street | Cranham Road |
| Locality | Little Waltham |
| Town/City | Chelmsford |
| Country | England |
| Postcode District | CM3 |
CM3 3NB Elevation
Elevation or altitude of CM3 3NB as distance above sea level:
| Metres | Feet | |
|---|---|---|
| Elevation | 60m | 197ft |
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 | Broomfield And The Walthams |
|---|---|
| Constituency | Saffron Walden |
Broadband
Broadband access in CM3 3NB (2020 data)
| Percentage of properties with Next Generation Access | 100.0% |
| Percentage of properties with Superfast Broadband | 85.7% |
| 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 CM3 3NB (2019 data)
Download
| Median download speed | 20.5Mbps |
| Average download speed | 32.8Mbps |
| Maximum download speed | 77.74Mbps |
Upload
| Median upload speed | 4.2Mbps |
| Average upload speed | 6.9Mbps |
| Maximum upload speed | 19.53Mbps |
Broadband limitations in CM3 3NB (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 | 14.3% |
CM3 3NB gas and electricity consumption
Estimated total energy consumption in CM3 3NB by fuel type, 2015.
Electricity
| Consumption (kWh) | 130,965 |
|---|---|
| Meter count | 11 |
| Mean (kWh/meter) | 11,906 |
| Median (kWh/meter) | 9,648 |
- Consumption: The estimated total energy consumption, in kWh, across all meters in CM3 3NB, for 2015.
- Meter count: The total number of meters in CM3 3NB.
- 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
37.3% of English postcodes are less deprived than CM3 3NB:Food Standards Agency
Three nearest food hygiene ratings to CM3 3NB (metres)
➜ Get more ratings from the Food Standards Agency
Nearest post box to CM3 3NB
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Church Avenue | 17:00 | 13:00 | 2,925m |
| Mill Lane | 17:10 | 13:00 | 2,970m |
| Church Green | 17:15 | 13:00 | 3,347m |
CM3 3NB ITL and CM3 3NB 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 CM3 3NB:
| ITL 1 Code | Name |
|---|---|
| TLH | East |
| ITL 2 Code | Name |
| TLH3 | Essex |
| ITL 3 Code | Name |
| TLH36 | Heart of Essex |
| LAU 1 Code | Name |
| E07000070 | Chelmsford |
CM3 3NB 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 CM3 3NB:
| Code | Name | |
|---|---|---|
| OA | E00109443 | |
| LSOA | E01021540 | Chelmsford 001C |
| MSOA | E02004485 | Chelmsford 001 |
Nearest postcodes to CM3 3NB
| CM3 3NA | Leighs Road | 570m |
| CM3 3PS | Domsey Lane | 792m |
| CM3 3ND | Drakes Lane | 842m |
| CM3 3LZ | Wheelers Hill | 979m |
| CM3 3BE | Drakes Lane | 1212m |
| CM3 3LU | Sheepcotes Lane | 1262m |
| CM3 3LY | Wheelers Hill | 1409m |
| CM3 3NH | Leighs Road | 1538m |
| CM3 3LX | Back Lane | 1577m |
| CM3 3PT | Belsteads Farm Lane | 1601m |
- 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)
GetTheData.com is owned and operated by GetTheData Publishing Limited.
Company Number: 11075184 · Registered in England and Wales.
Registered Office: 3rd Floor, 86-90 Paul Street, London, England, EC2A 4NE
By accessing our site you agree to us using cookies, and sharing information about your use of our site, in accordance with our privacy policy.