CM1 3JZ maps, stats, and open data
CM1 3JZ is located in the Writtle 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.
CM1 3JZ maps
Source: OS VectorMap District (Ordnance Survey)
Licence: Open Government Licence (requires attribution)
CM1 3JZ geodata
| Easting | 567627 |
| Northing | 206080 |
| Latitude | 51.728383 |
| Longitude | 0.425803 |
Where is CM1 3JZ?
| Country | England |
| Postcode District | CM1 |
CM1 3JZ Elevation
Elevation or altitude of CM1 3JZ as distance above sea level:
| Metres | Feet | |
|---|---|---|
| Elevation | 40m | 131ft |
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 | Writtle |
|---|---|
| Constituency | Saffron Walden |
Transport
Nearest bus stops to CM1 3JZ
| Loves Walk (Lodge Road) | Writtle | 169m |
| Writtle Green (The Green) | Writtle | 282m |
| Romans Place (Lodge Road) | Writtle | 293m |
| Writtle Green (The Green) | Writtle | 298m |
| Prestons Garage (Ongar Road) | Writtle | 363m |
Nearest railway stations to CM1 3JZ
| Chelmsford Station | 3.1km |
Broadband
Broadband access in CM1 3JZ (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 CM1 3JZ (2019 data)
Download
| Median download speed | 11.9Mbps |
| Average download speed | 25.0Mbps |
| Maximum download speed | 60.33Mbps |
Upload
| Median upload speed | 1.1Mbps |
| Average upload speed | 5.0Mbps |
| Maximum upload speed | 19.42Mbps |
Broadband limitations in CM1 3JZ (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% |
CM1 3JZ gas and electricity consumption
Estimated total energy consumption in CM1 3JZ by fuel type, 2015.
Electricity
| Consumption (kWh) | 165,485 |
|---|---|
| Meter count | 34 |
| Mean (kWh/meter) | 4,867 |
| Median (kWh/meter) | 4,887 |
- Consumption: The estimated total energy consumption, in kWh, across all meters in CM1 3JZ, for 2015.
- Meter count: The total number of meters in CM1 3JZ.
- 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
61.1% of English postcodes are less deprived than CM1 3JZ:Food Standards Agency
Three nearest food hygiene ratings to CM1 3JZ (metres)
➜ Get more ratings from the Food Standards Agency
Nearest post box to CM1 3JZ
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Lodge Road | 16:45 | 09:00 | 235m |
| Long Brandocks | 16:50 | 08:45 | 264m |
| Writtle P.o. | 17:30 | 12:00 | 264m |
CM1 3JZ ITL and CM1 3JZ 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 CM1 3JZ:
| 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 |
CM1 3JZ 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 CM1 3JZ:
| Code | Name | |
|---|---|---|
| OA | E00109895 | |
| LSOA | E01021636 | Chelmsford 011F |
| MSOA | E02004495 | Chelmsford 011 |
Nearest postcodes to CM1 3JZ
| CM1 3LN | Laurence Croft | 66m |
| CM1 3LL | The Coverts | 82m |
| CM1 3JF | Loves Walk | 109m |
| CM1 3ES | Comyns Place | 116m |
| CM1 3LJ | Millfields | 144m |
| CM1 3GJ | Whitehead Close | 150m |
| CM1 3JE | The Priory | 176m |
| CM1 3DX | Green Close | 178m |
| CM1 3DT | The Green | 187m |
| CM1 3HZ | Lodge Road | 189m |
- 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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