CM3 6DN maps, stats, and open data
CM3 6DN lies on Highfield Rise in Althorne, Chelmsford. CM3 6DN is located in the Althorne electoral ward, within the local authority district of Maldon 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.
CM3 6DN maps
Source: OS VectorMap District (Ordnance Survey)
Licence: Open Government Licence (requires attribution)
CM3 6DN geodata
| Easting | 591167 |
| Northing | 199164 |
| Latitude | 51.658742 |
| Longitude | 0.762441 |
Where is CM3 6DN?
| Street | Highfield Rise |
| Locality | Althorne |
| Town/City | Chelmsford |
| Country | England |
| Postcode District | CM3 |
CM3 6DN Elevation
Elevation or altitude of CM3 6DN 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 | Althorne |
|---|---|
| Constituency | Maldon |
House Prices
Sales of detached houses in CM3 6DN
2025 20 OCT £415,000 |
2025 26 AUG £357,000 |
2025 14 JUL £387,000 |
50, HIGHFIELD RISE, ALTHORNE, CHELMSFORD, CM3 6DN 2025 9 MAY £325,000 |
2024 29 NOV £350,000 |
2024 27 SEP £230,000 |
52, HIGHFIELD RISE, ALTHORNE, CHELMSFORD, CM3 6DN 2022 20 MAY £375,000 |
2021 26 OCT £400,000 |
28, HIGHFIELD RISE, ALTHORNE, CHELMSFORD, CM3 6DN 2021 4 JUN £321,000 |
2021 29 JAN £382,050 |
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 6DN
| Highfield Rise (Summerhill Burnham Road) | Althorne | 152m |
| Highfield Rise (Summerhill Burnham Road) | Althorne | 152m |
| The Village Hall (Summerhill Burnham Road) | Althorne | 154m |
| The Village Hall (Summerhill Burnham Road) | Althorne | 162m |
| Dart Althorne (Upper Chase) | Althorne | 228m |
Nearest railway stations to CM3 6DN
| Althorne Station | 1.4km |
| Burnham-on-Crouch Station | 4.5km |
Broadband
Broadband access in CM3 6DN (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 6DN (2019 data)
Download
| Median download speed | 25.0Mbps |
| Average download speed | 22.5Mbps |
| Maximum download speed | 41.60Mbps |
Upload
| Median upload speed | 7.1Mbps |
| Average upload speed | 5.8Mbps |
| Maximum upload speed | 10.00Mbps |
Broadband limitations in CM3 6DN (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 6DN gas and electricity consumption
Estimated total energy consumption in CM3 6DN by fuel type, 2015.
Gas
| Consumption (kWh) | 461,389 |
|---|---|
| Meter count | 36 |
| Mean (kWh/meter) | 12,816 |
| Median (kWh/meter) | 12,397 |
Electricity
| Consumption (kWh) | 186,832 |
|---|---|
| Meter count | 48 |
| Mean (kWh/meter) | 3,892 |
| Median (kWh/meter) | 3,354 |
- Consumption: The estimated total energy consumption, in kWh, across all meters in CM3 6DN, for 2015.
- Meter count: The total number of meters in CM3 6DN.
- 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
48.3% of English postcodes are less deprived than CM3 6DN:Food Standards Agency
Three nearest food hygiene ratings to CM3 6DN (metres)
➜ Get more ratings from the Food Standards Agency
Nearest post box to CM3 6DN
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Nipsells Chase | 17:00 | 09:15 | 2,869m |
| Steeple P.o. | 16:00 | 10:15 | 4,577m |
| 236 Southminster P.o. | 17:00 | 12:00 | 4,668m |
CM3 6DN ITL and CM3 6DN 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 6DN:
| ITL 1 Code | Name |
|---|---|
| TLH | East |
| ITL 2 Code | Name |
| TLH3 | Essex |
| ITL 3 Code | Name |
| TLH36 | Heart of Essex |
| LAU 1 Code | Name |
| E07000074 | Maldon |
CM3 6DN 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 6DN:
| Code | Name | |
|---|---|---|
| OA | E00111112 | |
| LSOA | E01021875 | Maldon 007C |
| MSOA | E02004561 | Maldon 007 |
Nearest postcodes to CM3 6DN
| CM3 6BS | Summerdale | 67m |
| CM3 6DJ | Woodlands | 86m |
| CM3 6DW | Oakwood Court | 140m |
| CM3 6BY | Summerhill | 159m |
| CM3 6UP | Austral Way | 227m |
| CM3 6DP | Burnham Road | 404m |
| CM3 6BZ | Fambridge Road | 460m |
| CM3 6BX | Burnham Road | 613m |
| CM3 6DL | Burnham Road | 660m |
| CM3 6BU | Burnham Road | 675m |
- 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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