Find SW1A 1NJ in Westminster and explore the information recorded for it. The interactive map shows the postcode’s position and an approximate address-derived outline, with exact-postcode facts and wider neighbourhood statistics clearly identified below.
High-quality vector file formats. Instant download. Next-day prints.
Create a Custom MapChoose the type of postcode map that matches the level of detail and editing control you need.
Download layered UK postcode area, district and sector maps in formats including Adobe Illustrator, PDF and SVG. Individual boundaries can be coloured and edited for reports, presentations and print.
Browse Vector Map Files
Create sales territories, delivery zones or heat maps without specialist mapping software. Try the postcode sector map tool, then save and export maps with full access.
Try the Sector Map ToolReady-made vector files cover postcode areas, districts and sectors. For a map focused on the full SW1A 1NJ postcode or its approximate address-derived outline, ask us about custom digital and printed options.
Create a Custom MapCore details from the ONS Postcode Directory. Geography codes identify the official areas containing this postcode.
| Postcode | SW1A 1NJ |
| Postcode without spaces | SW1A1NJ |
| Status | Active postcode |
| User type | Large user postcode |
| Introduced | January 1980 |
| Directory version | 2026-06 |
| Latitude | 51.5059100 |
| Longitude | -0.1403550 |
| British National Grid | 529,160 E, 180,192 N |
| Country | England |
| Region | London |
| Local authority | Westminster |
| Output Area (2021) | E00023937 |
| 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 29 November 2019
41100 - Development of building projects
Private Limited Company
Incorporated 16 July 2019
55100 - Hotels and similar accommodation
Private Limited Company
Incorporated 24 January 2019
56101 - Licensed restaurants
Private Limited Company
Incorporated 26 March 2013
74990 - Non-trading company
Private Limited Company
Incorporated 5 December 2008
82990 - Other business support service activities n.e.c.
Private Limited Company
Incorporated 17 April 1980
55100 - Hotels and similar accommodation
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Westminster 018C includes SW1A 1NJ 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 1NJ 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 1NJ postcode and its approximate address-derived outline, request a custom map.
Explore other full postcodes in the same postcode sector.