AL5 3DT is located in the Harpenden North & Rural 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 February 2016.


| Easting | 512001 |
| Northing | 215197 |
| Latitude | 51.824185 |
| Longitude | -0.376270 |
| Country | England |
| Postcode District | AL5 |
Elevation or altitude of AL5 3DT as distance above sea level:
| Metres | Feet | |
|---|---|---|
| Elevation | 130m | 427ft |
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.
| Ward | Harpenden North & Rural |
|---|---|
| Constituency | Hitchin And Harpenden |
1, HOLMWOOD, HARPENDEN, AL5 3DT 2017 9 JUN £1,495,000 |
2, HOLMWOOD, HARPENDEN, AL5 3DT 2016 29 APR £1,586,700 |
| Ridgewood Drive (Luton Road) | Harpenden | 506m |
| Ridgewood Drive (Luton Road) | Harpenden | 526m |
| Roundwood Lane (Luton Road) | Harpenden | 559m |
| Roundwood Park School (Roundwood Park) | Harpenden | 567m |
| Roundwood Lane (Luton Road) | Harpenden | 574m |
| Harpenden Station | 2km |
| 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
| 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% |


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| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Roundwood Lane | 17:00 | 11:45 | 136m |
| Ridgewood Drive | 17:00 | 11:45 | 483m |
| Park Rise | 17:00 | 11:30 | 521m |
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 3DT:
| 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 |
The below table lists the Census Output Area (OA), Lower Layer Super Output Area (LSOA), and Middle Layer Super Output Area (MSOA) for AL5 3DT:
| Code | Name | |
|---|---|---|
| OA | E00120311 | |
| LSOA | E01023691 | St Albans 001B |
| MSOA | E02004924 | St Albans 001 |
| AL5 3BT | Applewood Close | 38m |
| AL5 3BS | Roundwood Lane | 52m |
| AL5 3EX | Roundwood Lane | 75m |
| AL5 3BX | 110m | |
| AL5 3EU | Falconers Field | 110m |
| AL5 3EB | Wood End Road | 113m |
| AL5 3ES | Falconers Field | 135m |
| AL5 3AG | Roundwood Park | 148m |
| AL5 3BY | Woodlands | 155m |
| AL5 3EN | Ashley Gardens | 166m |