CM3 1NS maps, stats, and open data
CM3 1NS lies on Main Road in Great Leighs, Chelmsford. CM3 1NS 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 January 1980.
CM3 1NS maps
Source: OS VectorMap District (Ordnance Survey)
Licence: Open Government Licence (requires attribution)
CM3 1NS geodata
| Easting | 573190 |
| Northing | 218084 |
| Latitude | 51.834513 |
| Longitude | 0.512230 |
Where is CM3 1NS?
| Street | Main Road |
| Locality | Great Leighs |
| Town/City | Chelmsford |
| Country | England |
| Postcode District | CM3 |
CM3 1NS Elevation
Elevation or altitude of CM3 1NS as distance above sea level:
| Metres | Feet | |
|---|---|---|
| Elevation | 70m | 230ft |
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 |
House Prices
Sales of detached houses in CM3 1NS
204, MAIN ROAD, GREAT LEIGHS, CHELMSFORD, CM3 1NS 2021 19 FEB £530,000 |
212, MAIN ROAD, GREAT LEIGHS, CHELMSFORD, CM3 1NS 2008 25 JUL £235,000 |
206, MAIN ROAD, GREAT LEIGHS, CHELMSFORD, CM3 1NS 2005 30 NOV £317,000 |
202, MAIN ROAD, GREAT LEIGHS, CHELMSFORD, CM3 1NS 1999 20 OCT £128,000 |
Licence: Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.
Transport
Nearest bus stops to CM3 1NS
| Dog & Partridge (Main Road) | Great Leighs | 24m |
| Dog & Partridge (Main Road) | Great Leighs | 30m |
| Shimbrooks (Main Road) | Great Leighs | 367m |
| Main Road | Great Leighs | 537m |
| Main Road | Great Leighs | 664m |
Nearest railway stations to CM3 1NS
| Cressing Station | 4.9km |
| Braintree Station | 5.5km |
| Braintree Freeport Station | 5.5km |
Broadband
Broadband access in CM3 1NS (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 1NS (2019 data)
Download
| Median download speed | 57.1Mbps |
| Average download speed | 60.5Mbps |
| Maximum download speed | 80.00Mbps |
Upload
| Median upload speed | 19.4Mbps |
| Average upload speed | 17.9Mbps |
| Maximum upload speed | 20.00Mbps |
Broadband limitations in CM3 1NS (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 1NS gas and electricity consumption
Estimated total energy consumption in CM3 1NS by fuel type, 2015.
Electricity
| Consumption (kWh) | 35,847 |
|---|---|
| Meter count | 6 |
| Mean (kWh/meter) | 5,974 |
| Median (kWh/meter) | 4,731 |
- Consumption: The estimated total energy consumption, in kWh, across all meters in CM3 1NS, for 2015.
- Meter count: The total number of meters in CM3 1NS.
- 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
27.8% of English postcodes are less deprived than CM3 1NS:Food Standards Agency
Three nearest food hygiene ratings to CM3 1NS (metres)
➜ Get more ratings from the Food Standards Agency
Nearest post box to CM3 1NS
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Youngs End | 16:00 | 07:30 | 1,674m |
| Ranks Green | 16:30 | 07:45 | 1,815m |
| Fuller Street | 16:45 | 07:30 | 2,574m |
CM3 1NS ITL and CM3 1NS 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 1NS:
| 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 1NS 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 1NS:
| Code | Name | |
|---|---|---|
| OA | E00109420 | |
| LSOA | E01021538 | Chelmsford 001A |
| MSOA | E02004485 | Chelmsford 001 |
Nearest postcodes to CM3 1NS
| CM3 1NR | Main Road | 182m |
| CM3 1SH | Shimbrooks | 279m |
| CM3 1NT | Banters Lane | 389m |
| CM3 1SG | Shimbrooks | 431m |
| CM3 1NP | Main Road | 440m |
| CM3 1RS | Audley Road | 685m |
| CM3 1RU | Kay Close | 688m |
| CM3 1GZ | Oak Manor View | 698m |
| CM3 1NN | Main Road | 706m |
| CM3 1GY | Fayrewood Drive | 708m |
- 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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