SG12 9SN maps, stats, and open data
SG12 9SN lies on Cautherly Lane in Great Amwell, Ware. SG12 9SN is located in the Great Amwell & Stansteads 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.
SG12 9SN maps
Source: OS VectorMap District (Ordnance Survey)
Licence: Open Government Licence (requires attribution)
SG12 9SN geodata
| Easting | 537057 |
| Northing | 212412 |
| Latitude | 51.793575 |
| Longitude | -0.014052 |
Where is SG12 9SN?
| Street | Cautherly Lane |
| Locality | Great Amwell |
| Town/City | Ware |
| Country | England |
| Postcode District | SG12 |
SG12 9SN Elevation
Elevation or altitude of SG12 9SN 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 | Great Amwell & Stansteads |
|---|---|
| Constituency | Hertford And Stortford |
House Prices
Sales of detached houses in SG12 9SN
FILMER COTTAGE, CAUTHERLY LANE, GREAT AMWELL, WARE, SG12 9SN 2025 16 DEC £1,150,000 |
THE STABLE HOUSE, CAUTHERLY LANE, GREAT AMWELL, WARE, SG12 9SN 2023 28 NOV £1,667,500 |
2023 11 OCT £1,650,000 |
2021 19 MAY £1,110,000 |
1, GREAT AMWELL HOUSE, CAUTHERLY LANE, GREAT AMWELL, WARE, SG12 9SN 2009 3 MAR £661,250 |
2008 6 MAR £750,000 |
WILLOWS, CAUTHERLY LANE, GREAT AMWELL, WARE, SG12 9SN 2007 6 JUN £1,025,000 |
HOUSE A, GREAT AMWELL HOUSE, CAUTHERLY LANE, GREAT AMWELL, WARE, SG12 9SN 2006 19 SEP £773,000 |
1, GREAT AMWELL HOUSE, CAUTHERLY LANE, GREAT AMWELL, WARE, SG12 9SN 2005 29 JUL £480,000 |
2005 6 MAY £700,000 |
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 SG12 9SN
| Van Hage Garden Centre (Amwell Hill) | Great Amwell | 251m |
| Van Hage Garden Centre (Amwell Hill) | Great Amwell | 266m |
| Amwell Roundabout (Pepper Hill) | Great Amwell | 673m |
| Amwell Roundabout (Pepper Hill) | Great Amwell | 678m |
| Lower Road (London Road) | Great Amwell | 783m |
Nearest railway stations to SG12 9SN
| St Margarets (Herts) Station | 1.2km |
| Ware Station | 1.9km |
| Rye House Station | 3km |
Broadband
Broadband access in SG12 9SN (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 SG12 9SN (2019 data)
Download
| Median download speed | 40.0Mbps |
| Average download speed | 31.6Mbps |
| Maximum download speed | 51.87Mbps |
Upload
| Median upload speed | 7.3Mbps |
| Average upload speed | 7.2Mbps |
| Maximum upload speed | 14.62Mbps |
Broadband limitations in SG12 9SN (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% |
SG12 9SN gas and electricity consumption
Estimated total energy consumption in SG12 9SN by fuel type, 2015.
Gas
| Consumption (kWh) | 479,883 |
|---|---|
| Meter count | 16 |
| Mean (kWh/meter) | 29,993 |
| Median (kWh/meter) | 32,946 |
Electricity
| Consumption (kWh) | 102,071 |
|---|---|
| Meter count | 15 |
| Mean (kWh/meter) | 6,805 |
| Median (kWh/meter) | 6,772 |
- Consumption: The estimated total energy consumption, in kWh, across all meters in SG12 9SN, for 2015.
- Meter count: The total number of meters in SG12 9SN.
- 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
6.4% of English postcodes are less deprived than SG12 9SN:Food Standards Agency
Three nearest food hygiene ratings to SG12 9SN (metres)
➜ Get more ratings from the Food Standards Agency
Nearest post box to SG12 9SN
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Great Amwell House | 17:00 | 08:30 | 29m |
| Cross Roads | 17:00 | 08:15 | 595m |
| Lower Road | 17:00 | 09:15 | 639m |
SG12 9SN ITL and SG12 9SN 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 SG12 9SN:
| 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 |
SG12 9SN 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 SG12 9SN:
| Code | Name | |
|---|---|---|
| OA | E00119206 | |
| LSOA | E01023468 | East Hertfordshire 018A |
| MSOA | E02004895 | East Hertfordshire 018 |
Nearest postcodes to SG12 9SN
| SG12 9SE | 122m | |
| SG12 9SW | 127m | |
| SG12 9RU | Madgeways Close | 152m |
| SG12 9SJ | 169m | |
| SG12 9SG | Hillside Lane | 176m |
| SG12 9SU | Lower Road | 220m |
| SG12 9SR | St Johns Lane | 232m |
| SG12 9RB | Church Path | 273m |
| SG12 9RA | 275m | |
| SG12 9RG | 309m |
- 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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