DA3 8DD lies on Chantry Avenue in Hartley, Longfield. DA3 8DD is located in the Hartley and Hodsoll Street electoral ward, within the local authority district of Sevenoaks and the English Parliamentary constituency of Dartford. The Sub Integrated Care Board (ICB) Location is NHS Kent and Medway ICB - 91Q and the police force is Kent. This postcode has been in use since January 1980.


| Easting | 560377 |
| Northing | 167181 |
| Latitude | 51.381026 |
| Longitude | 0.303170 |
| Street | Chantry Avenue |
| Locality | Hartley |
| Town/City | Longfield |
| Country | England |
| Postcode District | DA3 |
Elevation or altitude of DA3 8DD 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.
| Ward | Hartley And Hodsoll Street |
|---|---|
| Constituency | Dartford |
23, CHANTRY AVENUE, HARTLEY, LONGFIELD, DA3 8DD 2025 26 NOV £685,000 |
2025 17 SEP £475,000 |
2023 10 NOV £690,000 |
2019 5 AUG £595,000 |
2018 26 SEP £595,000 |
50, CHANTRY AVENUE, HARTLEY, LONGFIELD, DA3 8DD 2017 10 NOV £500,000 |
2016 8 NOV £540,000 |
2016 3 OCT £555,000 |
16, CHANTRY AVENUE, HARTLEY, LONGFIELD, DA3 8DD 2015 24 APR £365,000 |
42, CHANTRY AVENUE, HARTLEY, LONGFIELD, DA3 8DD 2014 10 DEC £475,000 |
| Chantry Avenue (Ash Road) | Hartley | 171m |
| All Saints Church Centre (Ash Road) | Hartley | 237m |
| St John's Lane | Hartley | 406m |
| Post Office (Ash Road) | Hartley | 426m |
| Green Way (Ash Road) | Hartley | 509m |
| Longfield Station | 1.7km |
| Meopham Station | 3.8km |
| Farningham Road Station | 5.2km |
| Percentage of properties with Next Generation Access | 100.0% |
| Percentage of properties with Superfast Broadband | 100.0% |
| Percentage of properties with Ultrafast Broadband | 0.0% |
| Percentage of properties with Full Fibre Broadband | 0.0% |
Superfast Broadband is between 30Mbps and 300Mbps
Ultrafast Broadband is > 300Mbps
| Median download speed | 39.1Mbps |
| Average download speed | 34.5Mbps |
| Maximum download speed | 64.42Mbps |
| Median upload speed | 7.5Mbps |
| Average upload speed | 7.1Mbps |
| Maximum upload speed | 19.64Mbps |
| 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% |
Estimated total energy consumption in DA3 8DD by fuel type, 2015.
| Consumption (kWh) | 1,111,094 |
|---|---|
| Meter count | 59 |
| Mean (kWh/meter) | 18,832 |
| Median (kWh/meter) | 18,692 |
| Consumption (kWh) | 260,190 |
|---|---|
| Meter count | 55 |
| Mean (kWh/meter) | 4,731 |
| Median (kWh/meter) | 3,843 |



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| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Hartley Post Office | 17:00 | 12:00 | 421m |
| Black Lion | 16:00 | 09:00 | 556m |
| Stack Lane | 17:00 | 11:15 | 654m |
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 DA3 8DD:
| ITL 1 Code | Name |
|---|---|
| TLJ | South East (England) |
| ITL 2 Code | Name |
| TLJ4 | Kent |
| ITL 3 Code | Name |
| TLJ46 | West Kent |
| LAU 1 Code | Name |
| E07000111 | Sevenoaks |
The below table lists the Census Output Area (OA), Lower Layer Super Output Area (LSOA), and Middle Layer Super Output Area (MSOA) for DA3 8DD:
| Code | Name | |
|---|---|---|
| OA | E00124082 | |
| LSOA | E01024442 | Sevenoaks 004B |
| MSOA | E02005090 | Sevenoaks 004 |
| DA3 8DA | Fairby Lane | 106m |
| DA3 8EY | Ash Road | 142m |
| DA3 8BX | Conifer Avenue | 195m |
| DA3 8BU | Oast Way | 200m |
| DA3 8EB | Tates Orchard | 257m |
| DA3 8BT | Round Ash Way | 263m |
| DA3 8ER | Ash Road | 268m |
| DA3 8EX | Ash Road | 282m |
| DA3 8ES | Grange Way | 291m |
| DA3 8DB | The Warrens | 332m |