| Postcode | SW1X 8DW | 
|---|---|
| Post Town | London | 
| Nearest station | Sloane Square (0 km) | 
| Bus stops | Eaton Square (S) Pont Street (N) Sloane Street  Sloane Square Station (N) Pont Street (S) Sloane Square (S) Sloane Square (W) | 
| London travel zone | 1 | 
| Roads in this postcode | |
| Number of UPRNs | 23 View | 
| Known addresses | Flat 1, 4 Lyall Street, London Flat 2, 4 Lyall Street, London Flat 3, 2 College Hill Flat 4, 4 Lyall Street, London Flat 6, 4 Lyall Street, London Flat 8, 4 Lyall Street, London 1 Lyall Street, London 3 2 - 3 Lyall Street, London 4 2 - 3 Lyall Street, London 4 Lyall Street, London 5 Lyall Street, London | 
| Main property type | Flat | 
| Businesses | 
| Latitude | 51.496245 | |
|---|---|---|
| Longitude | -0.155314 | |
| Easting | 528151 | |
| Northing | 179091 | |
| Grid reference | TQ281790 | |
| UTM reference | 30U 697455 5708848 | |
| what3words | teeth.maple.epic | |
| FixPhrase | cringe magnesium surprise tribesman | |
| Plus code | 9C3XFRWV+FV | |
| Altitude | 16 metres (51 feet) | |
| Sunrise (today) | 6:53 | |
| Sunset (today) | 16:37 | |
| Distance away | ||
| Distance to sea | 39.5 KMs (24.5 miles) | 
| Parish | Westminster, unparished area | E43000236 | 
|---|---|---|
| Ward | Knightsbridge & Belgravia | E05013797 | 
| 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 | 
|---|---|
| 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) | 32 | |
|---|---|---|
| Households (2011) | 13 | |
| 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) | E00023659 | |
| Census output area (2011) | 2D3 | |
| Lower layer super output area (2021) | Westminster 019A | E01004687 | 
| Lower layer super output area (2011) | Westminster 019A | E01004687 | 
| Middle layer super output area (2021) | Knightsbridge, Belgravia & Hyde Park | E02000978 | 
| Middle layer super output area (2011) | Knightsbridge, Belgravia & Hyde Park | E02000978 | 
| Travel to work area | London | E30000234 | 
| Average property price in South West London | £707,741 | 
|---|---|
| Annual change | -8.4% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 4 Lyall Street, London | Other (freehold) | Feb 2024 | £100,000 | 
| Flat 6, 4 Lyall Street, London | Flat (leasehold) | Feb 2024 | £2,800,000 | 
| Flat (leasehold) | Mar 1995 | £162,576 | |
| 4 2 - 3 Lyall Street, London | Flat (leasehold) | Nov 2023 | £3,600,000 | 
| 5 Lyall Street, London | Terraced (freehold) | Dec 2015 | £15,150,000 | 
| Terraced (freehold) | Mar 2012 | £13,250,000 | |
| 1 Lyall Street, London | Terraced (freehold) | Dec 2015 | £10,600,000 | 
| Terraced (freehold) | Sep 2014 | £10,500,000 | |
| Terraced (freehold) | Jul 2002 | £3,585,000 | |
| 3 2 - 3 Lyall Street, London | Flat (leasehold) | Aug 2012 | £1,375,000 | 
| Flat (leasehold) | Apr 2011 | £1,100,000 | |
| Flat 4, 4 Lyall Street, London | Flat (leasehold) | Mar 2008 | £1,600,000 | 
| Flat (leasehold) | Aug 2005 | £675,000 | |
| Flat (leasehold) | Apr 1998 | £450,000 | |
| Flat 1, 4 Lyall Street, London | Flat (leasehold) | May 2007 | £1,588,000 | 
| Flat (leasehold) | Jul 1996 | £240,000 | |
| Flat 2, 4 Lyall Street, London | Flat (leasehold) | Mar 2007 | £745,000 | 
| Flat 8, 4 Lyall Street, London | Flat (leasehold) | May 2002 | £448,000 | 
| Flat (leasehold) | Jan 1995 | £212,500 |