CM11 1LB maps, stats, and open data
CM11 1LB lies on Sudbury Road in Downham, Billericay. CM11 1LB is located in the South Hanningfield, Stock and Margaretting electoral ward, within the local authority district of Chelmsford and the English Parliamentary constituency of Maldon. 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.
CM11 1LB maps
Source: OS VectorMap District (Ordnance Survey)
Licence: Open Government Licence (requires attribution)
CM11 1LB geodata
| Easting | 573245 |
| Northing | 196191 |
| Latitude | 51.637846 |
| Longitude | 0.502165 |
Where is CM11 1LB?
| Street | Sudbury Road |
| Locality | Downham |
| Town/City | Billericay |
| Country | England |
| Postcode District | CM11 |
CM11 1LB Elevation
Elevation or altitude of CM11 1LB 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 | South Hanningfield, Stock And Margaretting |
|---|---|
| Constituency | Maldon |
Transport
Nearest bus stops to CM11 1LB
| Sudbury Road (Brock Hill) | Brock Hill | 387m |
| Sudbury Road (Brock Hill) | Brock Hill | 394m |
| Castledon Road (School Road) | Downham | 412m |
| Castledon Road (School Road) | Downham | 465m |
| Galleons (Brock Hill) | Brock Hill | 577m |
Nearest railway stations to CM11 1LB
| Wickford Station | 2.8km |
| Battlesbridge Station | 4.6km |
Broadband
Broadband access in CM11 1LB (2020 data)
| Percentage of properties with Next Generation Access | 100.0% |
| Percentage of properties with Superfast Broadband | 60.0% |
| 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 CM11 1LB (2019 data)
Download
| Median download speed | 17.3Mbps |
| Average download speed | 21.8Mbps |
| Maximum download speed | 53.83Mbps |
Upload
| Median upload speed | 6.8Mbps |
| Average upload speed | 5.7Mbps |
| Maximum upload speed | 10.00Mbps |
Broadband limitations in CM11 1LB (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% |
CM11 1LB gas and electricity consumption
Estimated total energy consumption in CM11 1LB by fuel type, 2015.
Gas
| Consumption (kWh) | 128,878 |
|---|---|
| Meter count | 6 |
| Mean (kWh/meter) | 21,480 |
| Median (kWh/meter) | 23,448 |
- Consumption: The estimated total energy consumption, in kWh, across all meters in CM11 1LB, for 2015.
- Meter count: The total number of meters in CM11 1LB.
- 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
35.5% of English postcodes are less deprived than CM11 1LB:Food Standards Agency
Three nearest food hygiene ratings to CM11 1LB (metres)
➜ Get more ratings from the Food Standards Agency
Nearest post box to CM11 1LB
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Heath Road (White Horse) | 16:45 | 10:30 | 1,987m |
| Dowsett Road | 16:45 | 08:30 | 2,112m |
| Park Lane | 16:45 | 10:30 | 2,121m |
CM11 1LB ITL and CM11 1LB 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 CM11 1LB:
| 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 |
CM11 1LB 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 CM11 1LB:
| Code | Name | |
|---|---|---|
| OA | E00109740 | |
| LSOA | E01033143 | Chelmsford 018E |
| MSOA | E02004502 | Chelmsford 018 |
Nearest postcodes to CM11 1LB
| CM11 1LA | Sudbury Road | 256m |
| SS11 7PE | Brock Hill | 388m |
| CM11 1LD | Castledon Road | 419m |
| CM11 1QU | School Road | 448m |
| SS11 7PD | Brock Hill | 502m |
| CM11 1QR | School Road | 514m |
| SS11 7PB | Brock Hill | 538m |
| CM11 1LE | Grange Lane | 541m |
| SS11 7PF | South Hanningfield Road | 624m |
| CM11 1QP | School Road | 662m |
- 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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