CM21 0BB lies on Heron Close in Sawbridgeworth. CM21 0BB 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 October 1985.
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Source: OS OpenMap – Local (Ordnance Survey)
Source: OS VectorMap District (Ordnance Survey)
Licence: Open Government Licence (requires attribution)
| Easting | 547728 |
| Northing | 214346 |
| Latitude | 51.808238 |
| Longitude | 0.141391 |
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Source: Open Postcode Geo
Licence: Open Government Licence
| Street | Heron Close |
| Town/City | Sawbridgeworth |
| Country | England |
| Postcode District | CM21 |
➜ See where CM21 is on a map ➜ Where is Sawbridgeworth? | |
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Source: Land Registry Price Paid Data
Licence: Open Government Licence
Elevation or altitude of CM21 0BB 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.
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Source: Open Postcode Elevation
Licence: Open Government Licence
| Ward | Sawbridgeworth |
| Constituency | Hertford And Stortford |
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Source: ONS Postcode Database
Licence: Open Government Licence
2023 14 DEC £882,500 |
2023 28 NOV £860,000 |
2021 25 MAR £789,500 |
2017 11 AUG £700,000 |
5, HERON CLOSE, SAWBRIDGEWORTH, CM21 0BB 2016 20 OCT £749,950 |
8, HERON CLOSE, SAWBRIDGEWORTH, CM21 0BB 2015 26 MAR £612,000 |
2, HERON CLOSE, SAWBRIDGEWORTH, CM21 0BB 2013 13 MAR £495,000 |
7, HERON CLOSE, SAWBRIDGEWORTH, CM21 0BB 2012 21 SEP £579,950 |
4, HERON CLOSE, SAWBRIDGEWORTH, CM21 0BB 2012 31 AUG £550,000 |
20, HERON CLOSE, SAWBRIDGEWORTH, CM21 0BB 2011 15 SEP £539,950 |
GetTheData
Source: HM Land Registry Price Paid Data
Licence: Contains HM Land Registry data © Crown copyright and database right 2025. This data is licensed under the Open Government Licence v3.0.
| High Wych Road (Harlow Road) | Sawbridgeworth | 143m |
| High Wych Road (Harlow Road) | Sawbridgeworth | 157m |
| Hand Lane (High Wych Road) | High Wych | 322m |
| Springhall Road (London Road) | Sawbridgeworth | 329m |
| Hand Lane (High Wych Road) | High Wych | 367m |
| Sawbridgeworth Station | 1.5km |
| Harlow Mill Station | 2.1km |
| Harlow Town Station | 4.4km |
GetTheData
Source: NaPTAN
Licence: Open Government Licence
| Percentage of properties with Next Generation Access | 100.0% |
| Percentage of properties with Superfast Broadband | 100.0% |
| Percentage of properties with Ultrafast Broadband | 22.7% |
| Percentage of properties with Full Fibre Broadband | 0.0% |
Superfast Broadband is between 30Mbps and 300Mbps
Ultrafast Broadband is > 300Mbps
| Median download speed | 61.6Mbps |
| Average download speed | 70.8Mbps |
| Maximum download speed | 200.00Mbps |
| Median upload speed | 18.7Mbps |
| Average upload speed | 16.7Mbps |
| Maximum upload speed | 20.00Mbps |
| 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% |
GetTheData
Source: Ofcom
Licence: Ofcom Terms of Use (requires attribution)
Estimated total energy consumption in CM21 0BB by fuel type, 2015.
| Consumption (kWh) | 529,312 |
|---|---|
| Meter count | 21 |
| Mean (kWh/meter) | 25,205 |
| Median (kWh/meter) | 24,196 |
| Consumption (kWh) | 143,331 |
|---|---|
| Meter count | 19 |
| Mean (kWh/meter) | 7,544 |
| Median (kWh/meter) | 7,618 |
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Source: Postcode level gas estimates: 2015 (experimental)
Source: Postcode level electricity estimates: 2015 (experimental)
Licence: Open Government Licence
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Source: ONS Postcode Database
Licence: Open Government Licence
➜ Get more ratings from the Food Standards Agency
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Source: Food Standards Agency
Licence: FSA terms & conditions
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Brook Road | 17:15 | 11:45 | 291m |
| Litle Penny | 17:00 | 11:45 | 365m |
| Gilders | 17:30 | 11:45 | 474m |
GetTheData
Source: Dracos
Licence: Creative Commons Attribution-ShareAlike
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 0BB:
| 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 |
GetTheData
Source: ONS Postcode Directory
Licence: Open Government Licence
The below table lists the Census Output Area (OA), Lower Layer Super Output Area (LSOA), and Middle Layer Super Output Area (MSOA) for CM21 0BB:
| Code | Name | |
|---|---|---|
| OA | E00119359 | |
| LSOA | E01023500 | East Hertfordshire 011B |
| MSOA | E02004888 | East Hertfordshire 011 |
GetTheData
Source: ONS Postcode Directory
Licence: Open Government Licence
| CM21 9HT | High Wych Road | 64m |
| CM21 0EY | High Tree Close | 95m |
| CM21 0AZ | High Wych Road | 103m |
| CM21 0ER | The Crest | 126m |
| CM21 9HU | Bonks Hill | 143m |
| CM21 9HP | Harlow Road | 160m |
| CM21 9HS | Pishiobury Road | 221m |
| CM21 0EU | Dale Court | 224m |
| CM21 0EP | Burnside | 228m |
| CM21 9HE | Newton Drive | 238m |
GetTheData
Source: Open Postcode Geo; Land Registry Price Paid Data
Licence: Open Government Licence
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