| Postcode | SP4 6FY | 
|---|---|
| Post Town | Salisbury | 
| Nearest station | Salisbury (4 km) | 
| Bus stops | Dinnis Way (S) Ramsbury Drive (SW) Castle Well Drive (S) Old Sarum Garden Centre (E) Old Sarum Garden Centre (W) Salisbury FC (NW) | 
| Roads in this postcode | |
| Number of UPRNs | 15 View | 
| Known addresses | 1 Castle Well Mews, Old Sarum 2 Castle Well Mews, Old Sarum 3 Castle Well Mews, Old Sarum 4 Castle Well Mews, Old Sarum 5 Castle Well Mews, Old Sarum 6 Castle Well Mews, Old Sarum 8 Castle Well Mews, Old Sarum 10 Castle Well Mews, Old Sarum | 
| Main property type | Detached | 
| Businesses | 
                        No businesses found
                     | 
| Latitude | 51.101463 | |
|---|---|---|
| Longitude | -1.789466 | |
| Easting | 414838 | |
| Northing | 133594 | |
| Grid reference | SU148335 | |
| UTM reference | 30U 584755 5661804 | |
| what3words | stereos.tutored.consonant | |
| FixPhrase | crier lyrically sardine unfold | |
| Plus code | 9C3W4626+H6 | |
| Altitude | 73 metres (239 feet) | |
| Sunrise (today) | 6:59 | |
| Sunset (today) | 16:44 | |
| Distance away | ||
| Distance to sea | 29.8 KMs (18.5 miles) | 
| Parish | Laverstock | E04012692 | 
|---|---|---|
| Ward | Old Sarum & Lower Bourne Valley | E05013453 | 
| Unitary Authority | Wiltshire | E06000054 | 
| County | Wiltshire | E11000020 | 
| Constituency (2024) | Salisbury | E14001460 | 
| MP | John Glen | Conservative | 
| Police force | Wiltshire | |
| Water company | Leep Utilities | |
| NUTS/ITL 3 | Wiltshire | |
| NUTS/ITL 2 | Gloucestershire and Wiltshire | |
| NUTS/ITL 1 | South West | |
| Country | England | E92000001 | 
| Date introduced | March 2010 | 
|---|---|
| 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) | 16 | |
|---|---|---|
| Households (2011) | 8 | |
| Index of Multiple Deprivation (2019) | Most deprivedLeast deprived | |
| Average household income (2020) | Lowest (£22,200)
                        Highest (£108,100)
                       | |
| Rural/urban (2021) | Larger rural Further from a major town or city | |
| Rural/urban (2011) | Rural village | |
| Built up area (2024) | Old Sarum | E63013102 | 
| Census output area (2021) | E00184311 | |
| Census output area (2011) | 5A1 | |
| Lower layer super output area (2021) | Wiltshire 057F | E01034549 | 
| Lower layer super output area (2011) | Wiltshire 057B | E01032011 | 
| Middle layer super output area (2021) | Laverstock, Bodenham & Coombe Bissett | E02006672 | 
| Middle layer super output area (2011) | Laverstock, Bodenham & Coombe Bissett | E02006672 | 
| Travel to work area | Salisbury | E30000258 | 
| Average property price in Salisbury | £324,684 | 
|---|---|
| Annual change | -1.2% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 8 Castle Well Mews, Old Sarum | Detached (freehold) | Mar 2025 | £240,000 | 
| Detached (freehold) | Jul 2015 | £173,000 | |
| New build flat (freehold) | Feb 2010 | £158,995 | |
| 5 Castle Well Mews, Old Sarum | Flat (freehold) | Jul 2023 | £185,000 | 
| Flat (freehold) | Nov 2016 | £172,500 | |
| New build flat (freehold) | Jun 2010 | £158,995 | |
| 4 Castle Well Mews, Old Sarum | Detached (freehold) | Jun 2021 | £275,000 | 
| Detached (freehold) | Jun 2016 | £232,500 | |
| New build detached (freehold) | Jun 2010 | £230,000 | |
| 6 Castle Well Mews, Old Sarum | Detached (freehold) | Oct 2018 | £270,000 | 
| New build detached (freehold) | Mar 2010 | £230,000 | |
| 3 Castle Well Mews, Old Sarum | Semi-detached (freehold) | Jul 2017 | £235,000 | 
| New build semi-detached (freehold) | Aug 2010 | £210,000 | |
| 1 Castle Well Mews, Old Sarum | Semi-detached (freehold) | Jun 2016 | £238,000 | 
| New build semi-detached (freehold) | Aug 2010 | £205,000 | |
| 2 Castle Well Mews, Old Sarum | New build flat (freehold) | May 2010 | £151,000 | 
| 10 Castle Well Mews, Old Sarum | New build flat (freehold) | Feb 2010 | £155,950 |