CM3 3JS maps, stats, and open data
CM3 3JS is located in the Boreham and The Leighs 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 October 1985.
CM3 3JS maps
Licence: Open Government Licence (requires attribution)
Attribution: Contains OS data © Crown copyright and database right 2026
Source: Open Postcode Geo
Licence: Open Government Licence (requires attribution)
Attribution: Contains OS data © Crown copyright and database right 2026; Contains Royal Mail data © Royal Mail copyright and database right 2026; Source: Office for National Statistics licensed under the Open Government Licence v.3.0
CM3 3JS geodata
| Easting | 575282 |
| Northing | 210075 |
| Latitude | 51.761923 |
| Longitude | 0.538516 |
Where is CM3 3JS?
| Country | England |
| Postcode District | CM3 |
CM3 3JS Elevation
Elevation or altitude of CM3 3JS as distance above sea level:
| Metres | Feet | |
|---|---|---|
| Elevation | 30m | 98ft |
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 | Boreham And The Leighs |
|---|---|
| Constituency | Saffron Walden |
Transport
Nearest bus stops to CM3 3JS
| Elm Way (Main Road) | Boreham | 114m |
| Elm Way (Main Road) | Boreham | 167m |
| Old Forge Road (Church Road) | Boreham | 255m |
| Old Forge Road (Church Road) | Boreham | 257m |
| Hurrell Down (Main Road) | Boreham | 300m |
Nearest railway stations to CM3 3JS
| Hatfield Peverel Station | 4.2km |
| Chelmsford Station | 5.6km |
Broadband
Broadband access in CM3 3JS (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 CM3 3JS (2019 data)
Download
| Median download speed | 39.5Mbps |
| Average download speed | 36.2Mbps |
| Maximum download speed | 75.21Mbps |
Upload
| Median upload speed | 9.9Mbps |
| Average upload speed | 7.7Mbps |
| Maximum upload speed | 18.02Mbps |
Broadband limitations in CM3 3JS (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% |
CM3 3JS gas and electricity consumption
Estimated total energy consumption in CM3 3JS by fuel type, 2015.
Gas
| Consumption (kWh) | 260,768 |
|---|---|
| Meter count | 44 |
| Mean (kWh/meter) | 5,927 |
| Median (kWh/meter) | 5,573 |
Electricity
| Consumption (kWh) | 72,727 |
|---|---|
| Meter count | 51 |
| Mean (kWh/meter) | 1,426 |
| Median (kWh/meter) | 1,434 |
- Consumption: The estimated total energy consumption, in kWh, across all meters in CM3 3JS, for 2015.
- Meter count: The total number of meters in CM3 3JS.
- 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
50.4% of English postcodes are less deprived than CM3 3JS:Food Standards Agency
Three nearest food hygiene ratings to CM3 3JS (metres)
➜ Get more ratings from the Food Standards Agency
Nearest post box to CM3 3JS
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Essex Distribution Centre | 2,834m | ||
| Chelmer Village Way | 17:40 | 12:00 | 2,929m |
| Havengore | 17:45 | 11:30 | 3,279m |
CM3 3JS ITL and CM3 3JS 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 3JS:
| 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 3JS 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 3JS:
| Code | Name | |
|---|---|---|
| OA | E00109413 | |
| LSOA | E01021536 | Chelmsford 005A |
| MSOA | E02004489 | Chelmsford 005 |
Nearest postcodes to CM3 3JS
| CM3 3QA | Dudley Close | 43m |
| CM3 3QB | Dudley Close | 79m |
| CM3 3JR | Gwyn Close | 79m |
| CM3 3JG | Main Road | 81m |
| CM3 3HD | Elmway | 92m |
| CM3 3JB | Main Road | 92m |
| CM3 3JQ | Brickhouse Lane | 106m |
| CM3 3HZ | Oak Cottages | 110m |
| CM3 3GA | Armonde Close | 126m |
| CM3 3HB | Elmway Drive | 143m |
- 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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