SW1A 2EX maps, stats, and open data
SW1A 2EX is located in the St James's electoral ward, within the London borough of Westminster and the English Parliamentary constituency of Cities of London and Westminster. The Sub Integrated Care Board (ICB) Location is NHS North West London ICB - W2U3Z and the police force is Metropolitan Police. This postcode has been in use since January 1980.
SW1A 2EX maps


Source: OS Open Zoomstack (Ordnance Survey)
Licence: Open Government Licence (requires attribution)
Attribution: Contains OS data © Crown copyright and database right 2026
Source: Open Postcode GeoLicence: Open Government Licence (requires attribution)
Attribution: Contains OS data © Crown copyright and database right 2026; Contains Royal Mail data © Royal Mail copyright and database right 2026; Source: Office for National Statistics licensed under the Open Government Licence v.3.0
SW1A 2EX geodata
| Easting | 530173 |
| Northing | 180025 |
| Latitude | 51.504176 |
| Longitude | -0.125854 |
Where is SW1A 2EX?
| Country | England |
| Postcode District | SW1A |
SW1A 2EX Elevation
Elevation or altitude of SW1A 2EX as distance above sea level:
| Metres | Feet |
|---|
| Elevation | 10m | 33ft |
|---|
Elevation is measured from the approximate centre of the postcode, to the nearest point on an OS contour line from OS Terrain 50, which has contour spacing of ten vertical metres.
➜ How high above sea level am I? Find the elevation of your current position using your device's GPS.
Politics
| Ward | St James's |
|---|
| Constituency | Cities Of London And Westminster |
|---|
Transport
Nearest bus stops to SW1A 2EX
| Horse Guards Parade (Whitehall) | Westminster | 23m |
| Horse Guards Parade | Westminster | 41m |
| Banqueting House | Westminster | 45m |
| Horse Guards Parade | Westminster | 51m |
| Horse Guards Avenue | Westminster | 96m |
Nearest underground/metro/tram to SW1A 2EX
| Westminster Underground Station | Westminster | 325m |
| Charing Cross Underground Station | Charing Cross | 373m |
| Embankment Underground Station | Embankment | 389m |
| St. James's Park Underground Station | St James's Park | 745m |
| Waterloo Underground Station | Waterloo | 775m |
Nearest railway stations to SW1A 2EX
| London Charing Cross Station | 0.4km |
| London Waterloo Station | 0.9km |
| London Waterloo East Station | 1.2km |
Deprivation
51.1% of English postcodes are less deprived than
SW1A 2EX:
Food Standards Agency
Three nearest food hygiene ratings to SW1A 2EX (metres)
Acorn Nursery
MOD MAIN BUILDING HORSE GUARDS AVENUE
70m
The Yard
CONSESSION MOD CENTRE MAIN BUILDING HORSE GUARDS AVENUE
166m
The Farmers Club
FIRST FLOOR 3 WHITEHALL COURT
181m
➜ Get more ratings from the Food Standards Agency
Nearest post box to SW1A 2EX
| | Last Collection | |
|---|
| Location | Mon-Fri | Sat | Distance |
|---|
| Northumberland Avenue | 18:30 | 12:00 | 333m |
| Birdcage Walk | 18:45 | 11:30 | 424m |
| Villiers Street | 18:30 | | 440m |
Environment
| Risk of SW1A 2EX flooding from rivers and sea | Very Low |
SW1A 2EX ITL and SW1A 2EX LAU
The below table lists the International Territorial Level (ITL) codes (formerly Nomenclature of Territorial Units for Statistics (NUTS) codes) and Local Administrative Units (LAU) codes for SW1A 2EX:
| ITL 1 Code | Name |
|---|
| TLI | London |
| ITL 2 Code | Name |
|---|
| TLI3 | Inner London - West |
| ITL 3 Code | Name |
|---|
| TLI32 | Westminster |
| LAU 1 Code | Name |
|---|
| E09000033 | Westminster |
SW1A 2EX census areas
The below table lists the Census Output Area (OA), Lower Layer Super Output Area (LSOA), and Middle Layer Super Output Area (MSOA) for SW1A 2EX:
| Code | Name |
|---|
| OA | E00023945 | |
|---|
| LSOA | E01004733 | Westminster 020C |
|---|
| MSOA | E02000979 | Westminster 020 |
|---|
Nearest postcodes to SW1A 2EX