AL7 4SG maps, stats, and open data
AL7 4SG lies on Merrifield Court in Welwyn Garden City. AL7 4SG is located in the Hollybush electoral ward, within the local authority district of Welwyn Hatfield and the English Parliamentary constituency of Welwyn Hatfield. 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 2006.
AL7 4SG maps
Source: OS VectorMap District (Ordnance Survey)
Licence: Open Government Licence (requires attribution)
AL7 4SG geodata
| Easting | 523938 |
| Northing | 211127 |
| Latitude | 51.785085 |
| Longitude | -0.204632 |
Where is AL7 4SG?
| Street | Merrifield Court |
| Town/City | Welwyn Garden City |
| Country | England |
| Postcode District | AL7 |
AL7 4SG Elevation
Elevation or altitude of AL7 4SG as distance above sea level:
| Metres | Feet | |
|---|---|---|
| Elevation | 80m | 262ft |
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 | Hollybush |
|---|---|
| Constituency | Welwyn Hatfield |
Transport
Nearest bus stops to AL7 4SG
| Boundary Lane (Howlands) | Welwyn Garden City | 83m |
| Chequers Field (Chequersfield) | Welwyn Garden City | 174m |
| Boundary Lane (Howlands) | Welwyn Garden City | 174m |
| Hollybush Lane (Howlands) | Welwyn Garden City | 539m |
| Hollybush Ph (Hollybush Lane) | Welwyn Garden City | 608m |
Nearest railway stations to AL7 4SG
| Welwyn Garden City Station | 1.8km |
| Hatfield (Herts) Station | 2.5km |
| Welwyn North Station | 4.4km |
Broadband
Broadband access in AL7 4SG (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 | 55.1% |
| Percentage of properties with Full Fibre Broadband | 0.0% |
Superfast Broadband is between 30Mbps and 300Mbps
Ultrafast Broadband is > 300Mbps
Broadband speed in AL7 4SG (2019 data)
Download
| Median download speed | 55.0Mbps |
| Average download speed | 49.2Mbps |
| Maximum download speed | 80.00Mbps |
Upload
| Median upload speed | 10.0Mbps |
| Average upload speed | 12.3Mbps |
| Maximum upload speed | 20.00Mbps |
Broadband limitations in AL7 4SG (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% |
AL7 4SG gas and electricity consumption
Estimated total energy consumption in AL7 4SG by fuel type, 2015.
Electricity
| Consumption (kWh) | 304,977 |
|---|---|
| Meter count | 77 |
| Mean (kWh/meter) | 3,961 |
| Median (kWh/meter) | 2,778 |
- Consumption: The estimated total energy consumption, in kWh, across all meters in AL7 4SG, for 2015.
- Meter count: The total number of meters in AL7 4SG.
- 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
44.1% of English postcodes are less deprived than AL7 4SG:Food Standards Agency
Three nearest food hygiene ratings to AL7 4SG (metres)
➜ Get more ratings from the Food Standards Agency
Nearest post box to AL7 4SG
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Linkfield | 17:30 | 12:00 | 299m |
| Chequers | 17:30 | 12:00 | 570m |
| Burrowfields | 17:30 | 08:00 | 589m |
AL7 4SG ITL and AL7 4SG 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 AL7 4SG:
| 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 |
| E07000241 | Welwyn Hatfield |
AL7 4SG 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 AL7 4SG:
| Code | Name | |
|---|---|---|
| OA | E00173218 | |
| LSOA | E01023941 | Welwyn Hatfield 009C |
| MSOA | E02004988 | Welwyn Hatfield 009 |
Nearest postcodes to AL7 4SG
| AL7 4EJ | Boundary Lane | 57m |
| AL7 4SH | Merrifield Court | 60m |
| AL7 4HT | Howlands | 157m |
| AL7 4DF | Boundary Lane | 161m |
| AL7 4DG | Rollswood | 162m |
| AL7 4ET | Howlands | 200m |
| AL7 4FB | Lawrence Hall End | 204m |
| AL7 4DQ | Middlefield | 211m |
| AL7 4DH | Drycroft | 224m |
| AL7 4TU | Berwick Place | 230m |
- 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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