AL5 1NB maps, stats, and open data
AL5 1NB lies on High Firs Crescent in Harpenden. AL5 1NB is located in the Harpenden South 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 January 1980.
AL5 1NB maps
Source: OS VectorMap District (Ordnance Survey)
Licence: Open Government Licence (requires attribution)
AL5 1NB geodata
| Easting | 514919 |
| Northing | 213598 |
| Latitude | 51.809216 |
| Longitude | -0.334503 |
Where is AL5 1NB?
| Street | High Firs Crescent |
| Town/City | Harpenden |
| Country | England |
| Postcode District | AL5 |
AL5 1NB Elevation
Elevation or altitude of AL5 1NB as distance above sea level:
| Metres | Feet | |
|---|---|---|
| Elevation | 110m | 361ft |
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 | Harpenden South |
|---|---|
| Constituency | Hitchin And Harpenden |
House Prices
Sales of detached houses in AL5 1NB
2025 19 AUG £1,075,000 |
17, HIGH FIRS CRESCENT, HARPENDEN, AL5 1NB 2011 17 AUG £430,000 |
2006 19 JUL £495,000 |
29, HIGH FIRS CRESCENT, HARPENDEN, AL5 1NB 2005 18 AUG £450,000 |
2002 15 FEB £275,000 |
3, HIGH FIRS CRESCENT, HARPENDEN, AL5 1NB 2001 16 OCT £295,000 |
2000 28 JUL £272,500 |
25, HIGH FIRS CRESCENT, HARPENDEN, AL5 1NB 1996 20 AUG £187,500 |
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 AL5 1NB
| Pipers Avenue (Grove Avenue) | Harpenden | 175m |
| Greenway (Grove Avenue) | Harpenden | 188m |
| Leycroft Way (Meadway) | Harpenden | 299m |
| Grove Road | Harpenden | 357m |
| Highfield Avenue (Topstreet Way) | Harpenden | 365m |
Nearest railway stations to AL5 1NB
| Harpenden Station | 1.3km |
Broadband
Broadband access in AL5 1NB (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 | 94.1% |
| Percentage of properties with Full Fibre Broadband | 0.0% |
Superfast Broadband is between 30Mbps and 300Mbps
Ultrafast Broadband is > 300Mbps
Broadband speed in AL5 1NB (2019 data)
Download
| Median download speed | 80.0Mbps |
| Average download speed | 77.1Mbps |
| Maximum download speed | 200.00Mbps |
Upload
| Median upload speed | 10.0Mbps |
| Average upload speed | 11.5Mbps |
| Maximum upload speed | 20.00Mbps |
Broadband limitations in AL5 1NB (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% |
AL5 1NB gas and electricity consumption
Estimated total energy consumption in AL5 1NB by fuel type, 2015.
Gas
| Consumption (kWh) | 302,295 |
|---|---|
| Meter count | 17 |
| Mean (kWh/meter) | 17,782 |
| Median (kWh/meter) | 17,350 |
Electricity
| Consumption (kWh) | 65,261 |
|---|---|
| Meter count | 15 |
| Mean (kWh/meter) | 4,351 |
| Median (kWh/meter) | 4,775 |
- Consumption: The estimated total energy consumption, in kWh, across all meters in AL5 1NB, for 2015.
- Meter count: The total number of meters in AL5 1NB.
- 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 AL5 1NB:Food Standards Agency
Three nearest food hygiene ratings to AL5 1NB (metres)
➜ Get more ratings from the Food Standards Agency
Nearest post box to AL5 1NB
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Greenway | 17:45 | 12:15 | 177m |
| Piggottshill Lane | 17:45 | 12:15 | 377m |
| Sibley Road | 17:45 | 12:15 | 442m |
AL5 1NB ITL and AL5 1NB 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 AL5 1NB:
| 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 |
AL5 1NB 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 AL5 1NB:
| Code | Name | |
|---|---|---|
| OA | E00120328 | |
| LSOA | E01023695 | St Albans 005A |
| MSOA | E02004928 | St Albans 005 |
Nearest postcodes to AL5 1NB
| AL5 1NA | High Firs Crescent | 52m |
| AL5 1NQ | Greenway | 53m |
| AL5 1ND | Wheathampstead Road | 160m |
| AL5 1EY | Grove Avenue | 165m |
| AL5 1LZ | Wheathampstead Road | 175m |
| AL5 1AA | Wheathampstead Road | 203m |
| AL5 1HA | Grove Avenue | 209m |
| AL5 1NG | Aldwick Road | 212m |
| AL5 1EZ | Grove Avenue | 226m |
| AL5 1LX | Sherwoods Rise | 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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