CM20 3JS maps, stats, and open data
CM20 3JS lies on Halling Hill in Harlow. CM20 3JS is located in the Netteswell electoral ward, within the local authority district of Harlow and the English Parliamentary constituency of Harlow. The Sub Integrated Care Board (ICB) Location is NHS Hertfordshire and West Essex ICB - 07H and the police force is Essex. This postcode has been in use since January 1980.
CM20 3JS maps
Source: OS VectorMap District (Ordnance Survey)
Licence: Open Government Licence (requires attribution)
CM20 3JS geodata
| Easting | 545518 |
| Northing | 210641 |
| Latitude | 51.775528 |
| Longitude | 0.107806 |
Where is CM20 3JS?
| Street | Halling Hill |
| Town/City | Harlow |
| Country | England |
| Postcode District | CM20 |
CM20 3JS Elevation
Elevation or altitude of CM20 3JS 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 | Netteswell |
|---|---|
| Constituency | Harlow |
House Prices
Sales of detached houses in CM20 3JS
234, HALLING HILL, HARLOW, CM20 3JS 2022 20 JAN £325,000 |
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 CM20 3JS
| Burnt Mill School (First Avenue) | Harlow | 102m |
| School Lane (First Avenue) | Harlow | 187m |
| Burnt Mill School (First Avenue) | Harlow | 193m |
| The Stow Lower (Howard Way) | Harlow | 302m |
| School Lane (First Avenue) | Harlow | 331m |
Nearest railway stations to CM20 3JS
| Harlow Town Station | 1.1km |
| Harlow Mill Station | 2.4km |
| Roydon Station | 4.9km |
Broadband
Broadband access in CM20 3JS (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 | 100.0% |
| Percentage of properties with Full Fibre Broadband | 0.0% |
Superfast Broadband is between 30Mbps and 300Mbps
Ultrafast Broadband is > 300Mbps
Broadband speed in CM20 3JS (2019 data)
Download
| Median download speed | 69.1Mbps |
| Average download speed | 92.2Mbps |
| Maximum download speed | 350.00Mbps |
Upload
| Median upload speed | 10.0Mbps |
| Average upload speed | 10.3Mbps |
| Maximum upload speed | 20.36Mbps |
Broadband limitations in CM20 3JS (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% |
CM20 3JS gas and electricity consumption
Estimated total energy consumption in CM20 3JS by fuel type, 2015.
Gas
| Consumption (kWh) | 777,446 |
|---|---|
| Meter count | 50 |
| Mean (kWh/meter) | 15,549 |
| Median (kWh/meter) | 14,603 |
Electricity
| Consumption (kWh) | 198,314 |
|---|---|
| Meter count | 51 |
| Mean (kWh/meter) | 3,889 |
| Median (kWh/meter) | 3,137 |
- Consumption: The estimated total energy consumption, in kWh, across all meters in CM20 3JS, for 2015.
- Meter count: The total number of meters in CM20 3JS.
- 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
60.8% of English postcodes are less deprived than CM20 3JS:Food Standards Agency
Three nearest food hygiene ratings to CM20 3JS (metres)
➜ Get more ratings from the Food Standards Agency
Nearest post box to CM20 3JS
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Pittmans Field | 17:45 | 12:00 | 301m |
| River Mill | 17:15 | 12:00 | 1,265m |
| Tanys Dell | 17:15 | 12:00 | 1,493m |
CM20 3JS ITL and CM20 3JS 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 CM20 3JS:
| ITL 1 Code | Name |
|---|---|
| TLH | East |
| ITL 2 Code | Name |
| TLH3 | Essex |
| ITL 3 Code | Name |
| TLH35 | West Essex |
| LAU 1 Code | Name |
| E07000073 | Harlow |
CM20 3JS 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 CM20 3JS:
| Code | Name | |
|---|---|---|
| OA | E00111011 | |
| LSOA | E01021853 | Harlow 003E |
| MSOA | E02004546 | Harlow 003 |
Nearest postcodes to CM20 3JS
| CM20 3JR | Halling Hill | 84m |
| CM20 3JH | Halling Hill | 121m |
| CM20 3JT | Halling Hill | 123m |
| CM20 3JU | Halling Hill | 140m |
| CM20 3JX | The Mallories | 146m |
| CM20 3QG | Oldhouse Croft | 162m |
| CM20 3JJ | Halling Hill | 163m |
| CM20 3QE | Commonfields | 201m |
| CM20 3JL | Halling Hill | 206m |
| CM20 3JP | Halling Hill | 209m |
- 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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