| Postcode | DL12 9DU | 
|---|---|
| Post Town | Barnard Castle | 
| Nearest station | Bishop Auckland (21 km) | 
| Bus stops | Deepdale Gardens (SE) Deepdale Gardens (NW) Royal Star (SW) Gill Lane Hail and Ride (E) Flatts Road (NW) Royal Star (NE) | 
| Number of UPRNs | 5 View | 
| Known addresses | 1 Castle Court, Startforth 2 Castle Court, Startforth 3 Castle Court, Startforth | 
| Main property type | Semi-detached | 
| Businesses | 
| Latitude | 54.543083 | |
|---|---|---|
| Longitude | -1.928271 | |
| Easting | 404738 | |
| Northing | 516427 | |
| Grid reference | NZ047164 | |
| UTM reference | 30U 569332 6044476 | |
| what3words | cornering.similar.novels | |
| FixPhrase | crumpet luxury slinky thing | |
| Plus code | 9C6WG3VC+6M | |
| Altitude | 141 metres (461 feet) | |
| Sunrise (today) | 7:09 | |
| Sunset (today) | 16:36 | |
| Distance away | ||
| Distance to sea | 47.7 KMs (29.6 miles) | 
| Parish | Startforth | E04010700 | 
|---|---|---|
| Ward | Lower Teesdale | E05016182 | 
| Unitary Authority | County Durham | E06000047 | 
| County | County Durham | E11000007 | 
| Constituency (2024) | Bishop Auckland | E14001101 | 
| MP | Sam Rushworth | Labour | 
| Police force | Durham | |
| Water company | Northumbrian Water | |
| NUTS/ITL 3 | Durham | |
| NUTS/ITL 2 | Northumberland, Durham and Tyne & Wear | |
| NUTS/ITL 1 | North East | |
| Country | England | E92000001 | 
| Date introduced | December 2000 | 
|---|---|
| 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) | 5 | |
|---|---|---|
| Households (2011) | 3 | |
| Index of Multiple Deprivation (2019) | Most deprivedLeast deprived | |
| Average household income (2020) | Lowest (£22,200)
                        Highest (£108,100)
                       | |
| Rural/urban (2021) | Smaller rural: Further from a major town or city | |
| Rural/urban (2011) | Rural town and fringe | |
| Built up area (2024) | Startforth | E63007427 | 
| Census output area (2021) | E00105914 | |
| Census output area (2011) | 1A2 | |
| Lower layer super output area (2021) | County Durham 067F | E01020854 | 
| Lower layer super output area (2011) | County Durham 066C | E01020854 | 
| Middle layer super output area (2021) | Barnard Castle & Upper Teesdale | E02007022 | 
| Middle layer super output area (2011) | Barnard Castle | E02004347 | 
| Travel to work area | Durham and Bishop Auckland | E30000203 | 
| Average property price in Darlington | £167,728 | 
|---|---|
| Annual change | 2.7% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 2 Castle Court, Startforth | Semi-detached (freehold) | Mar 2025 | £285,000 | 
| New build semi-detached (freehold) | Jun 2000 | £90,000 | |
| 3 Castle Court, Startforth | Semi-detached (freehold) | Mar 2017 | £195,000 | 
| Semi-detached (freehold) | Jul 2004 | £178,000 | |
| New build semi-detached (freehold) | May 2000 | £82,500 | |
| 1 Castle Court, Startforth | Detached (freehold) | Oct 2012 | £208,000 | 
| Detached (freehold) | Apr 2007 | £240,000 | |
| Detached (freehold) | Jan 2002 | £115,000 | |
| New build detached (freehold) | Jun 2000 | £91,000 |