CM3 1AD maps, stats, and open data
CM3 1AD lies on Larks Lane in Great Waltham, Chelmsford. CM3 1AD 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 1AD maps
Source: OS VectorMap District (Ordnance Survey)
Licence: Open Government Licence (requires attribution)
CM3 1AD geodata
| Easting | 569902 |
| Northing | 212475 |
| Latitude | 51.785138 |
| Longitude | 0.461809 |
Where is CM3 1AD?
| Street | Larks Lane |
| Locality | Great Waltham |
| Town/City | Chelmsford |
| Country | England |
| Postcode District | CM3 |
CM3 1AD Elevation
Elevation or altitude of CM3 1AD as distance above sea level:
| Metres | Feet | |
|---|---|---|
| Elevation | 50m | 164ft |
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 |
Transport
Nearest bus stops to CM3 1AD
| Larks Lane (Chelmsford Road) | Little Waltham | 445m |
| Larks Lane (Chelmsford Road) | Little Waltham | 454m |
| The Windmill (Chelmsford Road) | Great Waltham | 583m |
| The Windmill (Chelmsford Road) | Great Waltham | 614m |
| Ash Tree Corner (Main Road) | Little Waltham | 695m |
Broadband
Broadband access in CM3 1AD (2020 data)
| Percentage of properties with Next Generation Access | 60.0% |
| Percentage of properties with Superfast Broadband | 60.0% |
| Percentage of properties with Ultrafast Broadband | 60.0% |
| Percentage of properties with Full Fibre Broadband | 60.0% |
Superfast Broadband is between 30Mbps and 300Mbps
Ultrafast Broadband is > 300Mbps
Broadband speed in CM3 1AD (2019 data)
Download
| Median download speed | 14.4Mbps |
| Average download speed | 15.7Mbps |
| Maximum download speed | 21.70Mbps |
Upload
| Median upload speed | 1.1Mbps |
| Average upload speed | 1.1Mbps |
| Maximum upload speed | 1.25Mbps |
Broadband limitations in CM3 1AD (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 | 40.0% |
CM3 1AD gas and electricity consumption
Estimated total energy consumption in CM3 1AD by fuel type, 2015.
Electricity
| Consumption (kWh) | 43,954 |
|---|---|
| Meter count | 6 |
| Mean (kWh/meter) | 7,326 |
| Median (kWh/meter) | 4,359 |
- Consumption: The estimated total energy consumption, in kWh, across all meters in CM3 1AD, for 2015.
- Meter count: The total number of meters in CM3 1AD.
- 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 1AD:Food Standards Agency
Three nearest food hygiene ratings to CM3 1AD (metres)
➜ Get more ratings from the Food Standards Agency
Nearest post box to CM3 1AD
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Church Avenue | 17:00 | 13:00 | 1,651m |
| Mill Lane | 17:10 | 13:00 | 2,351m |
| Goulton Road | 17:10 | 13:00 | 2,451m |
CM3 1AD ITL and CM3 1AD 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 1AD:
| 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 1AD 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 1AD:
| Code | Name | |
|---|---|---|
| OA | E00109435 | |
| LSOA | E01021540 | Chelmsford 001C |
| MSOA | E02004485 | Chelmsford 001 |
Nearest postcodes to CM3 1AD
| CM3 1AA | Chelmsford Road | 479m |
| CM3 1AB | Chelmsford Road | 481m |
| CM3 1DT | Broads Green | 484m |
| CM3 1AE | Chelmsford Road | 569m |
| CM3 1AF | Chelmsford Road | 574m |
| CM3 1AG | Chelmsford Road | 604m |
| CM3 1DR | Broads Green | 622m |
| CM3 1DX | Broads Green | 651m |
| CM3 1AQ | Chelmsford Road | 663m |
| CM3 3NZ | Main Road | 687m |
- 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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