Explore SW1A 1NS 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. Census 2021 records 9 residents and 4 households at the exact postcode.
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 1NS 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 1NS |
| Postcode without spaces | SW1A1NS |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | January 1980 |
| Directory version | 2026-06 |
| Latitude | 51.5056800 |
| Longitude | -0.1395280 |
| British National Grid | 529,218 E, 180,168 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.
These Census figures are matched directly to the full postcode, rather than inferred from a wider neighbourhood.
| Residents | 9 |
| Households | 4 |
| Female residents | 3 |
| Male residents | 6 |
| Residents per household | 2.3 |
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 6 May 2025
70229 - Management consultancy activities other than financial management
Private Limited Company
Incorporated 24 September 2024
74901 - Environmental consulting activities
Private Limited Company
Incorporated 17 July 2024
82110 - Combined office administrative service activities
Private Limited Company
Incorporated 22 September 2023
70221 - Financial management
Private Limited Company
Incorporated 12 May 2023
69109 - Activities of patent and copyright agents; other legal activities n.e.c.
Private Limited Company
Incorporated 20 December 2021
82110 - Combined office administrative service activities
Private Limited Company
Incorporated 19 March 2021
96090 - Other service activities n.e.c.
Private Limited Company
Incorporated 17 February 2021
70221 - Financial management
Private Limited Company
Incorporated 28 November 2019
82110 - Combined office administrative service activities
Limited Liability Partnership
Incorporated 13 February 2017
None Supplied
Private Limited Company
Incorporated 3 March 2015
66220 - Activities of insurance agents and brokers
Private Limited Company
Incorporated 2 February 2015
70100 - Activities of head offices
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Westminster 018C includes SW1A 1NS 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 1NS is in Westminster, England.
The Census 2021 postcode-level dataset records 9 residents at SW1A 1NS. This is an exact postcode count.
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 1NS postcode and its approximate address-derived outline, request a custom map.
Explore other full postcodes in the same postcode sector.