CM21 0HB maps, stats, and open data
CM21 0HB lies on Farnham Close in Sawbridgeworth. CM21 0HB is located in the Sawbridgeworth electoral ward, within the local authority district of East Hertfordshire and the English Parliamentary constituency of Hertford and Stortford. The Sub Integrated Care Board (ICB) Location is NHS Hertfordshire and West Essex ICB - 06K and the police force is Hertfordshire. This postcode has been in use since January 1980.
CM21 0HB maps
Source: OS VectorMap District (Ordnance Survey)
Licence: Open Government Licence (requires attribution)
CM21 0HB geodata
| Easting | 547329 |
| Northing | 214182 |
| Latitude | 51.806869 |
| Longitude | 0.135538 |
Where is CM21 0HB?
| Street | Farnham Close |
| Town/City | Sawbridgeworth |
| Country | England |
| Postcode District | CM21 |
CM21 0HB Elevation
Elevation or altitude of CM21 0HB 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 | Sawbridgeworth |
|---|---|
| Constituency | Hertford And Stortford |
House Prices
Sales of detached houses in CM21 0HB
2025 27 OCT £575,000 |
2023 31 JUL £567,500 |
2021 19 FEB £630,000 |
2020 27 NOV £563,000 |
2, FARNHAM CLOSE, SAWBRIDGEWORTH, CM21 0HB 2019 22 MAY £445,000 |
2018 12 OCT £450,000 |
2018 20 SEP £607,500 |
2014 16 JAN £385,000 |
2011 8 SEP £317,500 |
2009 16 JAN £275,000 |
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 CM21 0HB
| Hand Lane (High Wych Road) | High Wych | 64m |
| Hand Lane (High Wych Road) | High Wych | 109m |
| Rivers Hospital (High Wych Rd) | High Wych | 284m |
| Rivers Hospital (High Wych Road) | High Wych | 291m |
| High Wych Road (Harlow Road) | Sawbridgeworth | 353m |
Nearest railway stations to CM21 0HB
| Harlow Mill Station | 1.8km |
| Sawbridgeworth Station | 1.9km |
| Harlow Town Station | 4km |
Broadband
Broadband access in CM21 0HB (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 CM21 0HB (2019 data)
Download
| Median download speed | 36.5Mbps |
| Average download speed | 50.7Mbps |
| Maximum download speed | 150.00Mbps |
Upload
| Median upload speed | 6.8Mbps |
| Average upload speed | 6.9Mbps |
| Maximum upload speed | 14.89Mbps |
Broadband limitations in CM21 0HB (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% |
CM21 0HB gas and electricity consumption
Estimated total energy consumption in CM21 0HB by fuel type, 2015.
Gas
| Consumption (kWh) | 206,012 |
|---|---|
| Meter count | 11 |
| Mean (kWh/meter) | 18,728 |
| Median (kWh/meter) | 17,852 |
Electricity
| Consumption (kWh) | 33,766 |
|---|---|
| Meter count | 8 |
| Mean (kWh/meter) | 4,221 |
| Median (kWh/meter) | 4,165 |
- Consumption: The estimated total energy consumption, in kWh, across all meters in CM21 0HB, for 2015.
- Meter count: The total number of meters in CM21 0HB.
- 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
15.6% of English postcodes are less deprived than CM21 0HB:Food Standards Agency
Three nearest food hygiene ratings to CM21 0HB (metres)
➜ Get more ratings from the Food Standards Agency
Nearest post box to CM21 0HB
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Litle Penny | 17:00 | 11:45 | 68m |
| Brook Road | 17:15 | 11:45 | 721m |
| Gilders | 17:30 | 11:45 | 826m |
CM21 0HB ITL and CM21 0HB 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 CM21 0HB:
| ITL 1 Code | Name |
|---|---|
| TLH | East |
| ITL 2 Code | Name |
| TLH2 | Bedfordshire and Hertfordshire |
| ITL 3 Code | Name |
| TLH23 | Hertfordshire CC |
| LAU 1 Code | Name |
| E07000242 | East Hertfordshire |
CM21 0HB 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 CM21 0HB:
| Code | Name | |
|---|---|---|
| OA | E00119369 | |
| LSOA | E01023500 | East Hertfordshire 011B |
| MSOA | E02004888 | East Hertfordshire 011 |
Nearest postcodes to CM21 0HB
| CM21 0HE | High Wych Road | 60m |
| CM21 0HF | High Wych Road | 62m |
| CM21 0HL | Wisemans Gardens | 71m |
| CM21 0HA | Wychford Drive | 99m |
| CM21 0HG | High Wych Road | 102m |
| CM21 0DS | Hand Lane | 106m |
| CM21 0HD | Durham Close | 119m |
| CM21 0AB | Orchard Lea | 127m |
| CM21 0AY | High Wych Road | 127m |
| CM21 0AX | Falcon Close | 172m |
- 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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