SG3 6NN maps, stats, and open data
SG3 6NN lies on Stevenage Road in Knebworth. SG3 6NN is located in the Knebworth electoral ward, within the local authority district of North Hertfordshire and the English Parliamentary constituency of Stevenage. 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.
SG3 6NN maps
Source: OS VectorMap District (Ordnance Survey)
Licence: Open Government Licence (requires attribution)
SG3 6NN geodata
| Easting | 524951 |
| Northing | 220749 |
| Latitude | 51.871335 |
| Longitude | -0.186460 |
Where is SG3 6NN?
| Street | Stevenage Road |
| Town/City | Knebworth |
| Country | England |
| Postcode District | SG3 |
SG3 6NN Elevation
Elevation or altitude of SG3 6NN as distance above sea level:
| Metres | Feet | |
|---|---|---|
| Elevation | 100m | 328ft |
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 | Knebworth |
|---|---|
| Constituency | Stevenage |
House Prices
Sales of detached houses in SG3 6NN
2025 20 AUG £835,000 |
2025 21 FEB £850,000 |
35, STEVENAGE ROAD, KNEBWORTH, SG3 6NN 2024 13 NOV £600,000 |
2024 24 MAY £722,500 |
34, STEVENAGE ROAD, KNEBWORTH, SG3 6NN 2021 30 JUN £945,000 |
2021 29 JUN £1,200,000 |
32, STEVENAGE ROAD, KNEBWORTH, SG3 6NN 2020 2 DEC £850,000 |
56, STEVENAGE ROAD, KNEBWORTH, SG3 6NN 2020 24 JAN £732,500 |
21, STEVENAGE ROAD, KNEBWORTH, SG3 6NN 2019 1 NOV £625,000 |
2019 7 AUG £1,185,000 |
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 SG3 6NN
| Golf Club (Stevenage Road) | Knebworth | 56m |
| Golf Club (Stevenage Road) | Knebworth | 150m |
| Station Road (Stevenage Road) | Knebworth | 465m |
| Station Road (Stevenage Road) | Knebworth | 493m |
| Knebworth Railway Station (Station Approach) | Knebworth | 505m |
Nearest railway stations to SG3 6NN
| Knebworth Station | 0.5km |
| Stevenage Station | 3.7km |
| Watton-at-Stone Station | 4.9km |
Broadband
Broadband access in SG3 6NN (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 SG3 6NN (2019 data)
Download
| Median download speed | 22.3Mbps |
| Average download speed | 80.3Mbps |
| Maximum download speed | 350.00Mbps |
Upload
| Median upload speed | 1.1Mbps |
| Average upload speed | 1.1Mbps |
| Maximum upload speed | 1.36Mbps |
Broadband limitations in SG3 6NN (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% |
SG3 6NN gas and electricity consumption
Estimated total energy consumption in SG3 6NN by fuel type, 2015.
Gas
| Consumption (kWh) | 922,660 |
|---|---|
| Meter count | 32 |
| Mean (kWh/meter) | 28,833 |
| Median (kWh/meter) | 27,926 |
Electricity
| Consumption (kWh) | 187,528 |
|---|---|
| Meter count | 32 |
| Mean (kWh/meter) | 5,860 |
| Median (kWh/meter) | 5,365 |
- Consumption: The estimated total energy consumption, in kWh, across all meters in SG3 6NN, for 2015.
- Meter count: The total number of meters in SG3 6NN.
- 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
18.4% of English postcodes are less deprived than SG3 6NN:Food Standards Agency
Three nearest food hygiene ratings to SG3 6NN (metres)
➜ Get more ratings from the Food Standards Agency
Nearest post box to SG3 6NN
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Oakfield Road | 16:00 | 08:30 | 229m |
| Railway Station | 16:00 | 09:00 | 497m |
| Lytton Fields | 16:00 | 09:00 | 602m |
SG3 6NN ITL and SG3 6NN 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 SG3 6NN:
| 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 |
| E07000099 | North Hertfordshire |
SG3 6NN 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 SG3 6NN:
| Code | Name | |
|---|---|---|
| OA | E00120006 | |
| LSOA | E01023629 | North Hertfordshire 015F |
| MSOA | E02004923 | North Hertfordshire 015 |
Nearest postcodes to SG3 6NN
| SG3 6NA | Badger Close | 106m |
| SG3 6NP | Oakfields Avenue | 174m |
| SG3 6HP | Peters Way | 178m |
| SG3 6NU | New Close | 212m |
| SG3 6ND | Stobarts Close | 237m |
| SG3 6NS | Oakfields Road | 278m |
| SG3 6AL | Kerr Close | 333m |
| SG3 6AB | Kerr Close | 357m |
| SG3 6AR | Church Gardens | 366m |
| SG3 6NX | Church Place | 368m |
- 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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