| Postcode | SW1A 2WH | 
|---|---|
| Post Town | London | 
| Nearest station | Charing Cross (0 km) | 
| Bus stops | Trafalgar Square (W) Whitehall  Trafalgar Square (S) Trafalgar Square (N) Trafalgar Square (S) Charing Cross (E) Trafalgar SquareCharing Cross (W) | 
| London travel zone | 1 | 
| Roads in this postcode | |
| Number of UPRNs | 1 View | 
| Known addresses | Admiralty Arch Hotel, The Mall, London Residental Units Admiralty Arch, The Mall, London The Arch Club, The Mall, London | 
| Main property type | Other | 
| Businesses | 
                        No businesses found
                     | 
| Latitude | 51.506749 | |
|---|---|---|
| Longitude | -0.128663 | |
| Easting | 529971 | |
| Northing | 180306 | |
| Grid reference | TQ299803 | |
| UTM reference | 30U 699259 5710089 | |
| what3words | became.good.basic | |
| FixPhrase | cringing magnesium science unthread | |
| Plus code | 9C3XGV4C+MG | |
| Altitude | 20 metres (66 feet) | |
| Sunrise (today) | 6:53 | |
| Sunset (today) | 16:37 | |
| Distance away | ||
| Distance to sea | 37.8 KMs (23.5 miles) | 
| Parish | Westminster, unparished area | E43000236 | 
|---|---|---|
| Ward | St James's | E05013806 | 
| London Borough | Westminster | E09000033 | 
| County | Greater London | E11000009 | 
| Constituency (2024) | Cities of London and Westminster | E14001172 | 
| MP | Rachel Blake | Labour | 
| Police force | Metropolitan Police | |
| Water company | Thames Water | |
| NUTS/ITL 3 | Westminster and City of London | |
| NUTS/ITL 2 | Inner London - West | |
| NUTS/ITL 1 | London | |
| Country | England | E92000001 | 
| Date introduced | June 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 | 
| 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 major conurbation | |
| Built up area (2024) | City of Westminster | E63012036 | 
| Census output area (2021) | E00023935 | |
| Census output area (2011) | 2D3 | |
| Lower layer super output area (2021) | Westminster 018C | E01004736 | 
| Lower layer super output area (2011) | Westminster 018C | E01004736 | 
| Middle layer super output area (2021) | Strand, St James & Mayfair | E02000977 | 
| Middle layer super output area (2011) | Strand, St James & Mayfair | E02000977 | 
| Travel to work area | London | E30000234 | 
| Average property price in South West London | £707,741 | 
|---|---|
| Annual change | -8.4% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| Admiralty Arch Hotel, The Mall, London | Other (leasehold) | Jan 2024 | £129,706,651 | 
| Other (leasehold) | Jun 2015 | £141,067,995 | |
| Residental Units Admiralty Arch, The Mall, London | Other (leasehold) | Jan 2024 | £33,040,675 | 
| Other (leasehold) | Jun 2015 | £93,992,478 | |
| The Arch Club, The Mall, London | Other (leasehold) | Jan 2024 | £6,781,139 | 
| Other (leasehold) | Jun 2015 | £11,914,527 |