| Postcode | DA3 8AX | 
|---|---|
| Post Town | Longfield | 
| Nearest station | Longfield (2 km) | 
| Bus stops | Cherry Trees (N) Cherry Trees (S) Church Road Shops (SE) | 
| Roads in this postcode | |
| Number of UPRNs | 6 View | 
| Known addresses | Fairfields, Manor Lane, Hartley | 
| Main property type | Detached | 
| Businesses | 
| Latitude | 51.38099 | |
|---|---|---|
| Longitude | 0.31455 | |
| Easting | 561169 | |
| Northing | 167202 | |
| Grid reference | TQ611672 | |
| UTM reference | 31U 313125 5695616 | |
| what3words | admits.stands.ropes | |
| FixPhrase | crimson magnify strep tactile | |
| Plus code | 9F3298J7+9R | |
| Altitude | 111 metres (364 feet) | |
| Sunrise (today) | 6:51 | |
| Sunset (today) | 16:35 | |
| Distance away | ||
| Distance to sea | 10 KMs (6.2 miles) | 
| Parish | Hartley | E04012393 | 
|---|---|---|
| Ward | Hartley and Hodsoll Street | E05009959 | 
| Local Authority District | Sevenoaks | E07000111 | 
| County Electoral Division | Sevenoaks Rural North East | E58000730 | 
| Local Authority | Kent | E10000016 | 
| County | Kent | E10000016 | 
| Constituency (2024) | Tonbridge | E14001549 | 
| MP | Tom Tugendhat | Conservative | 
| Police force | Kent | |
| Water company | South East Water | |
| Sewage company | Thames Water | |
| NUTS/ITL 3 | West Kent | |
| NUTS/ITL 2 | Kent | |
| NUTS/ITL 1 | South East | |
| Country | England | E92000001 | 
| Date introduced | January 1980 | 
|---|---|
| Last updated | September 2025 | 
| User type | Small (addresses receive less than 25 items of mail per day) | 
| Quality | Within the building of the matched address closest to the postcode mean | 
| Population (2011) | 7 | |
|---|---|---|
| Households (2011) | 2 | |
| 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) | E00124073 | |
| Census output area (2011) | 6A3 | |
| Lower layer super output area (2021) | Sevenoaks 004B | E01024442 | 
| Lower layer super output area (2011) | Sevenoaks 004B | E01024442 | 
| Middle layer super output area (2021) | Hartley & Hodsoll Street | E02005090 | 
| Middle layer super output area (2011) | Hartley & Hodsoll Street | E02005090 | 
| Travel to work area | London | E30000234 | 
| Average property price in Dartford | £385,502 | 
|---|---|
| Annual change | 2.8% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| Fairfields, Manor Lane, Hartley | Detached (freehold) | Sep 2022 | £1,500,000 | 
| Detached (freehold) | Aug 2011 | £815,000 | |
| Detached (freehold) | Aug 1996 | £330,000 |