| Postcode | SW1H 0QL | 
|---|---|
| Post Town | London | 
| Nearest station | St. James's Park (0 km) | 
| Bus stops | St James's Park Station (W) Westminster City Hall (E) Westminster City Hall (W) Strutton Ground (N) Strutton Ground (S) Gt Smith St Westminster Abbey (W) | 
| London travel zone | 1 | 
| Roads in this postcode | |
| Number of UPRNs | 9 View | 
| Known addresses | 
                          No addresses found
                       | 
| Businesses | 
| Latitude | 51.498747 | |
|---|---|---|
| Longitude | -0.135517 | |
| Easting | 529518 | |
| Northing | 179404 | |
| Grid reference | TQ295794 | |
| UTM reference | 30U 698818 5709180 | |
| what3words | meant.petty.mess | |
| FixPhrase | cringe magnesium swarm unwanted | |
| Plus code | 9C3XFVX7+FQ | |
| Altitude | 18 metres (58 feet) | |
| Sunrise (today) | 6:53 | |
| Sunset (today) | 16:37 | |
| Distance away | ||
| Distance to sea | 38.2 KMs (23.7 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 | January 1980 | 
|---|---|
| Date usage ended | October 2024 | 
| Last updated | September 2025 | 
| User type | Large (addresses receive more 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) | E00023941 | |
| Census output area (2011) | 2B2 | |
| Lower layer super output area (2021) | Westminster 020A | E01004731 | 
| Lower layer super output area (2011) | Westminster 020A | E01004731 | 
| Middle layer super output area (2021) | Central Westminster | E02000979 | 
| Middle layer super output area (2011) | Central Westminster | E02000979 | 
| Travel to work area | London | E30000234 | 
| Average property price in South West London | £707,741 | 
|---|---|
| Annual change | -8.4% |