| Postcode | DA3 8AS | 
|---|---|
| Post Town | Longfield | 
| Nearest station | Longfield (2 km) | 
| Bus stops | Cherry Trees (N) St John's Lane (SW) | 
| Roads in this postcode | |
| Number of UPRNs | 35 View | 
| Known addresses | 4 Springcroft, Hartley 6 Springcroft, Hartley 8 Springcroft, Hartley 10 Springcroft, Hartley 12 Springcroft, Hartley 14 Springcroft, Hartley 16 Springcroft, Hartley 22 Springcroft, Hartley 24 Springcroft, Hartley 26 Springcroft, Hartley 32 Springcroft, Hartley 34 Springcroft, Hartley 36 Springcroft, Hartley 40 Springcroft, Hartley 42 Springcroft, Hartley 46 Springcroft, Hartley 50 Springcroft, Hartley 52 Springcroft, Hartley 54 Springcroft, Hartley 60 Springcroft, Hartley 62 Springcroft, Hartley 64 Springcroft, Hartley 70 Springcroft, Hartley 72 Springcroft, Hartley | 
| Main property type | Semi-detached | 
| Businesses | 
| Latitude | 51.384632 | |
|---|---|---|
| Longitude | 0.315481 | |
| Easting | 561221 | |
| Northing | 167609 | |
| Grid reference | TQ612676 | |
| UTM reference | 31U 313205 5696019 | |
| what3words | both.puff.banana | |
| FixPhrase | crimson magnify stuck unsaved | |
| Plus code | 9F3298M8+V5 | |
| Altitude | 93 metres (305 feet) | |
| Sunrise (today) | 6:51 | |
| Sunset (today) | 16:35 | |
| Distance away | ||
| Distance to sea | 9.7 KMs (6 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) | 81 | |
|---|---|---|
| Households (2011) | 34 | |
| 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) | E00124080 | |
| Census output area (2011) | 6A3 | |
| Lower layer super output area (2021) | Sevenoaks 004A | E01024441 | 
| Lower layer super output area (2011) | Sevenoaks 004A | E01024441 | 
| 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 | 
|---|---|---|---|
| 54 Springcroft, Hartley | Semi-detached (freehold) | Sep 2022 | £590,000 | 
| Semi-detached (freehold) | Sep 2001 | £165,000 | |
| 64 Springcroft, Hartley | Detached (freehold) | Mar 2022 | £860,000 | 
| Detached (freehold) | Mar 2019 | £306,500 | |
| 62 Springcroft, Hartley | Detached (freehold) | Jun 2021 | £625,000 | 
| 42 Springcroft, Hartley | Semi-detached (freehold) | Jan 2021 | £460,000 | 
| Semi-detached (freehold) | Dec 2013 | £325,000 | |
| Semi-detached (freehold) | Nov 2003 | £237,000 | |
| 36 Springcroft, Hartley | Semi-detached (freehold) | Jul 2020 | £512,500 | 
| Semi-detached (freehold) | Feb 2016 | £435,000 | |
| Semi-detached (freehold) | Sep 2009 | £245,000 | |
| 10 Springcroft, Hartley | Semi-detached (freehold) | Mar 2020 | £400,000 | 
| 24 Springcroft, Hartley | Semi-detached (freehold) | Feb 2018 | £425,000 | 
| Semi-detached (freehold) | Aug 2016 | £350,000 | |
| 32 Springcroft, Hartley | Semi-detached (freehold) | Aug 2015 | £349,995 | 
| Semi-detached (freehold) | Nov 2003 | £233,000 | |
| Semi-detached (freehold) | Feb 1996 | £74,750 | |
| 52 Springcroft, Hartley | Semi-detached (freehold) | Jan 2015 | £325,000 | 
| Semi-detached (freehold) | Apr 2002 | £187,500 | |
| 8 Springcroft, Hartley | Semi-detached (freehold) | May 2014 | £335,000 | 
| Semi-detached (freehold) | Aug 2000 | £188,000 | |
| Semi-detached (freehold) | Apr 1997 | £110,000 |