AL4 9TW maps, stats, and open data
AL4 9TW lies on Portman Close in St. Albans. AL4 9TW is located in the Marshalswick East & Jersey Farm electoral ward, within the local authority district of St Albans and the English Parliamentary constituency of Hitchin and Harpenden. The Sub Integrated Care Board (ICB) Location is NHS Hertfordshire and West Essex ICB - 06N and the police force is Hertfordshire. This postcode has been in use since July 1983.
AL4 9TW maps
Source: OS VectorMap District (Ordnance Survey)
Licence: Open Government Licence (requires attribution)
AL4 9TW geodata
| Easting | 517430 |
| Northing | 209496 |
| Latitude | 51.771830 |
| Longitude | -0.299486 |
Where is AL4 9TW?
| Street | Portman Close |
| Town/City | St. Albans |
| Country | England |
| Postcode District | AL4 |
AL4 9TW Elevation
Elevation or altitude of AL4 9TW as distance above sea level:
| Metres | Feet | |
|---|---|---|
| Elevation | 90m | 295ft |
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 | Marshalswick East & Jersey Farm |
|---|---|
| Constituency | Hitchin And Harpenden |
House Prices
Sales of detached houses in AL4 9TW
9, PORTMAN CLOSE, ST ALBANS, AL4 9TW 2024 10 DEC £845,000 |
12, PORTMAN CLOSE, ST ALBANS, AL4 9TW 2021 20 DEC £575,000 |
23, PORTMAN CLOSE, ST ALBANS, AL4 9TW 2018 20 AUG £710,000 |
2018 29 JUN £680,000 |
22, PORTMAN CLOSE, ST ALBANS, AL4 9TW 2016 22 JUN £660,000 |
8, PORTMAN CLOSE, ST ALBANS, AL4 9TW 2015 21 DEC £630,000 |
1, PORTMAN CLOSE, ST ALBANS, AL4 9TW 2015 17 JUL £650,000 |
2015 4 JUN £600,000 |
2, PORTMAN CLOSE, ST ALBANS, AL4 9TW 2013 20 DEC £600,000 |
2011 31 MAR £420,000 |
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 AL4 9TW
| Portman Close (Sandringham Crescent) | Jersey Farm | 72m |
| Portman Close (Sandringham Crescent) | Jersey Farm | 82m |
| Wilstone Drive (Sandringham Crescent) | Jersey Farm | 178m |
| Wilstone Drive (Sandringham Crescent) | Jersey Farm | 197m |
| Blackberry Jack Ph (Sandringham Crescent) | Jersey Farm | 224m |
Nearest railway stations to AL4 9TW
| St Albans City Station | 3.1km |
| St Albans Abbey Station | 4.2km |
| Harpenden Station | 6km |
Broadband
Broadband access in AL4 9TW (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 AL4 9TW (2019 data)
Download
| Median download speed | 32.4Mbps |
| Average download speed | 81.8Mbps |
| Maximum download speed | 350.00Mbps |
Upload
| Median upload speed | 5.7Mbps |
| Average upload speed | 4.6Mbps |
| Maximum upload speed | 7.95Mbps |
Broadband limitations in AL4 9TW (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% |
AL4 9TW gas and electricity consumption
Estimated total energy consumption in AL4 9TW by fuel type, 2015.
Gas
| Consumption (kWh) | 436,973 |
|---|---|
| Meter count | 23 |
| Mean (kWh/meter) | 18,999 |
| Median (kWh/meter) | 18,499 |
Electricity
| Consumption (kWh) | 91,052 |
|---|---|
| Meter count | 19 |
| Mean (kWh/meter) | 4,792 |
| Median (kWh/meter) | 4,631 |
- Consumption: The estimated total energy consumption, in kWh, across all meters in AL4 9TW, for 2015.
- Meter count: The total number of meters in AL4 9TW.
- 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
0.7% of English postcodes are less deprived than AL4 9TW:Food Standards Agency
Three nearest food hygiene ratings to AL4 9TW (metres)
➜ Get more ratings from the Food Standards Agency
Nearest post box to AL4 9TW
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| St Brelades | 18:00 | 11:45 | 244m |
| The Ridgeway | 18:00 | 12:00 | 693m |
| House Lane | 17:45 | 11:30 | 771m |
AL4 9TW ITL and AL4 9TW 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 AL4 9TW:
| 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 |
| E07000240 | St Albans |
AL4 9TW 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 AL4 9TW:
| Code | Name | |
|---|---|---|
| OA | E00120528 | |
| LSOA | E01023734 | St Albans 007B |
| MSOA | E02004930 | St Albans 007 |
Nearest postcodes to AL4 9TW
| AL4 9TS | Berkley Close | 60m |
| AL4 9TN | Mayfair Close | 70m |
| AL4 9TR | Regent Close | 85m |
| AL4 9TP | Belgrave Close | 109m |
| AL4 9TB | Chiltern Road | 122m |
| AL4 9TT | Wilstone Drive | 136m |
| AL4 9YG | Holborn Close | 148m |
| AL4 9BN | Twyford Road | 149m |
| AL4 9BL | Twyford Road | 149m |
| AL4 9SW | Chiltern Road | 151m |
- 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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