Explore SW1Y 4EX in Westminster through its map and available local datasets. The outline is an approximate boundary derived from address locations, while the information below distinguishes full-postcode records from statistics covering surrounding official areas.
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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 4EX |
| Postcode without spaces | SW1Y4EX |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | January 1980 |
| Directory version | 2026-06 |
| Latitude | 51.5098600 |
| Longitude | -0.1325850 |
| British National Grid | 529,688 E, 180,645 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 10 March 2026
47190 - Other retail sale in non-specialised stores
Private Limited Company
Incorporated 10 March 2026
47190 - Other retail sale in non-specialised stores
Private Limited Company
Incorporated 24 February 2026
41100 - Development of building projects
Private Limited Company
Incorporated 19 February 2026
47190 - Other retail sale in non-specialised stores
Private Limited Company
Incorporated 16 February 2026
47190 - Other retail sale in non-specialised stores
Private Limited Company
Incorporated 4 December 2025
47990 - Other retail sale not in stores, stalls or markets
Private Limited Company
Incorporated 4 January 2022
41100 - Development of building projects
Private Limited Company
Incorporated 14 December 2020
45111 - Sale of new cars and light motor vehicles
Private Limited Company
Incorporated 4 March 2020
41100 - Development of building projects
Private Limited Company
Incorporated 20 March 2018
41100 - Development of building projects
Private Limited Company
Incorporated 10 June 2024
62020 - Information technology consultancy activities
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Westminster 018C includes SW1Y 4EX 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 4EX 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 4EX postcode and its approximate address-derived outline, request a custom map.
Explore other full postcodes in the same postcode sector.