| Postcode | DA3 7JT | 
|---|---|
| Post Town | Longfield | 
| Nearest station | Longfield (2 km) | 
| Bus stops | Fairlight Cross (S) Fairlight Cross (N) New Barn Road (W) Longfield Avenue (SW) Longfield Avenue (NE) | 
| Known addresses | 
                          No addresses found
                       | 
| Businesses | 
                        No businesses found
                     | 
| Latitude | 51.393342 | |
|---|---|---|
| Longitude | 0.32571 | |
| Easting | 561902 | |
| Northing | 168600 | |
| Grid reference | TQ619686 | |
| UTM reference | 31U 313952 5696961 | |
| what3words | ducks.dart.knots | |
| FixPhrase | crimson magnify sullen umbrella | |
| Plus code | 9F3298VG+87 | |
| Altitude | 87 metres (286 feet) | |
| Sunrise (today) | 6:51 | |
| Sunset (today) | 16:35 | |
| Distance away | ||
| Distance to sea | 8.5 KMs (5.3 miles) | 
| Parish | Longfield and New Barn | E04012919 | 
|---|---|---|
| Ward | Longfield, New Barn & Southfleet | E05012401 | 
| Local Authority District | Dartford | E07000107 | 
| County Electoral Division | Dartford Rural | E58000696 | 
| Local Authority | Kent | E10000016 | 
| County | Kent | E10000016 | 
| Constituency (2024) | Dartford | E14001191 | 
| MP | Jim Dickson | Labour | 
| Police force | Kent | |
| NUTS/ITL 3 | Kent Thames Gateway | |
| NUTS/ITL 2 | Kent | |
| NUTS/ITL 1 | South East | |
| Country | England | E92000001 | 
| Date introduced | September 1991 | 
|---|---|
| Date usage ended | May 1994 | 
| Last updated | September 2025 | 
| User type | Large (addresses receive more than 25 items of mail per day) | 
| Quality | Postcode terminated prior to Gridlink initiative - last known ONS postcode grid reference | 
| Index of Multiple Deprivation (2019) | Most deprivedLeast deprived | |
|---|---|---|
| Average household income (2020) | Lowest (£22,200)
                        Highest (£108,100)
                       | |
| Rural/urban (2021) | Urban: Nearer to a major town or city | |
| Rural/urban (2011) | Urban city and town | |
| Built up area (2024) | Longfield, New Ash Green and Hartley | E63012295 | 
| Census output area (2021) | E00122648 | |
| Census output area (2011) | 6A2 | |
| Lower layer super output area (2021) | Dartford 013D | E01024160 | 
| Lower layer super output area (2011) | Dartford 013D | E01024160 | 
| Middle layer super output area (2021) | Longfield, New Barn & Southfleet | E02005040 | 
| Middle layer super output area (2011) | Longfield, New Barn & Southfleet | E02005040 | 
| Travel to work area | London | E30000234 | 
| Average property price in Dartford | £385,502 | 
|---|---|
| Annual change | 2.8% |