Explore SW1Y 4BP in Westminster on an interactive map. See its location and approximate address-derived boundary, then review the exact-postcode facts and wider-area statistics available below. Editable vector files, printed maps and postcode colouring tools are also available.
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Create a Custom MapCore details from the ONS Postcode Directory. Geography codes identify the official areas containing this postcode.
| Postcode | SW1Y 4BP |
| Postcode without spaces | SW1Y4BP |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | January 1980 |
| Directory version | 2026-06 |
| Latitude | 51.5087200 |
| Longitude | -0.1315070 |
| British National Grid | 529,766 E, 180,520 N |
| Country | England |
| Region | London |
| Local authority | Westminster |
| Output Area (2021) | E00023935 |
| LSOA (2021) | E01004736 |
| MSOA (2021) | E02000977 |
| Electoral ward | E05013806 |
| Westminster constituency | E14001172 |
The postcode is assigned to these official political geographies. Names and election results will be added when the ElectionMaps datasets are connected.
A detailed vector map covering a 500 metre radius around the postcode.
Deprivation is published for the postcode's containing Lower Layer Super Output Area, a neighbourhood geography covering more than one postcode.
Companies House records whose registered-office address uses this exact postcode.
Private Limited Company
Incorporated 19 June 2026
46450 - Wholesale of perfume and cosmetics
Private Limited Company
Incorporated 5 June 2026
96020 - Hairdressing and other beauty treatment
Private Limited Company
Incorporated 27 May 2026
58110 - Book publishing
Private Limited Company
Incorporated 21 May 2026
96040 - Physical well-being activities
Private Limited Company
Incorporated 12 May 2026
74203 - Film processing
Private Limited Company
Incorporated 23 December 2025
68100 - Buying and selling of own real estate
Private Limited Company
Incorporated 17 November 2025
70229 - Management consultancy activities other than financial management
Private Limited Company
Incorporated 19 September 2025
86220 - Specialists medical practice activities
Private Limited Company
Incorporated 21 August 2025
62020 - Information technology consultancy activities
Private Limited Company
Incorporated 21 August 2025
93130 - Fitness facilities
Private Limited Company
Incorporated 7 August 2025
46341 - Wholesale of fruit and vegetable juices, mineral water and soft drinks
Private Limited Company
Incorporated 30 July 2025
62020 - Information technology consultancy activities
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Westminster 018C includes SW1Y 4BP and other nearby postcodes.
| Crime type | Incidents |
|---|---|
| Other theft | 104 |
| Theft from the person | 95 |
| Violence and sexual offences | 79 |
| Anti-social behaviour | 65 |
| Public order | 35 |
| Shoplifting | 20 |
| Drugs | 14 |
| Robbery | 12 |
| Vehicle crime | 11 |
| Possession of weapons | 8 |
| Bicycle theft | 5 |
| Burglary | 2 |
| Other crime | 2 |
Answers use the geographic scope stated with each dataset above.
SW1Y 4BP is in Westminster, England.
The deprivation figures describe the containing Lower Layer Super Output Area, not only the individual postcode.
Vector Maps supplies editable UK postcode area, district and sector map files. For a vector or printed map focused on the full SW1Y 4BP postcode and its approximate address-derived outline, request a custom map.
Explore other full postcodes in the same postcode sector.