This page brings together the map and available local information for SW1A 1AH in Westminster. The boundary shown is an approximation created from address points, and each data section explains whether its figures apply to the full postcode or a wider statistical area.
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Create a Custom MapCore details from the ONS Postcode Directory. Geography codes identify the official areas containing this postcode.
| Postcode | SW1A 1AH |
| Postcode without spaces | SW1A1AH |
| Status | Active postcode |
| User type | Large user postcode |
| Introduced | December 2023 |
| Directory version | 2026-06 |
| Latitude | 51.5050700 |
| Longitude | -0.1374780 |
| British National Grid | 529,362 E, 180,104 N |
| Country | England |
| Region | London |
| Local authority | Westminster |
| Output Area (2021) | E00023939 |
| 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 21 June 2026
62011 - Ready-made interactive leisure and entertainment software development
Private Limited Company
Incorporated 19 June 2026
62090 - Other information technology service activities
Private Limited Company
Incorporated 13 April 2026
41202 - Construction of domestic buildings
Private Limited Company
Incorporated 16 October 2025
46110 - Agents selling agricultural raw materials, livestock, textile raw materials and semi-finished goods
Private Limited Company
Incorporated 17 March 2025
62012 - Business and domestic software development
Private Limited Company
Incorporated 4 December 2024
64209 - Activities of other holding companies n.e.c.
Private Limited Company
Incorporated 4 December 2024
64209 - Activities of other holding companies n.e.c.
Private Limited Company
Incorporated 4 December 2024
64209 - Activities of other holding companies n.e.c.
Limited Liability Partnership
Incorporated 15 October 2024
None Supplied
Private Limited Company
Incorporated 19 August 2024
63990 - Other information service activities n.e.c.
Private Limited Company
Incorporated 16 December 2023
68100 - Buying and selling of own real estate
Private Limited Company
Incorporated 4 July 2023
58110 - Book publishing
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Westminster 018C includes SW1A 1AH 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.
SW1A 1AH 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 SW1A 1AH postcode and its approximate address-derived outline, request a custom map.
Explore other full postcodes in the same postcode sector.