Explore W1K 3JZ 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 | W1K 3JZ |
| Postcode without spaces | W1K3JZ |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | October 2000 |
| Directory version | 2026-06 |
| Latitude | 51.5121700 |
| Longitude | -0.1446390 |
| British National Grid | 528,845 E, 180,881 N |
| Country | England |
| Region | London |
| Local authority | Westminster |
| Output Area (2021) | E00024115 |
| LSOA (2021) | E01004761 |
| MSOA (2021) | E02000977 |
| Electoral ward | E05013808 |
| 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.
Open schools and active GP practices in the W1K postcode district, ordered by straight-line distance where coordinates are available.
B
3-5 WEIGHHOUSE STREET, LONDON, W1K 5LS
Voluntary aided school
South Street, London, W1K 2XH
Ages 3–11 · 73 pupils of 210 capacity
38.4% eligible for free school meals
Companies House records whose registered-office address uses this exact postcode.
Private Limited Company
Incorporated 23 June 2026
99999 - Dormant Company
Private Limited Company
Incorporated 23 June 2026
99999 - Dormant Company
Private Limited Company
Incorporated 23 June 2026
99999 - Dormant Company
Private Limited Company
Incorporated 23 June 2026
99999 - Dormant Company
Private Limited Company
Incorporated 5 March 2026
99999 - Dormant Company
Private Limited Company
Incorporated 5 March 2026
99999 - Dormant Company
Private Limited Company
Incorporated 5 March 2026
99999 - Dormant Company
Private Limited Company
Incorporated 5 March 2026
99999 - Dormant Company
Private Limited Company
Incorporated 14 January 2026
64999 - Financial intermediation not elsewhere classified
Private Limited Company
Incorporated 17 December 2025
70100 - Activities of head offices
Private Limited Company
Incorporated 28 October 2025
99999 - Dormant Company
Private Limited Company
Incorporated 28 October 2025
99999 - Dormant Company
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Westminster 018D includes W1K 3JZ and other nearby postcodes.
| Crime type | Incidents |
|---|---|
| Violence and sexual offences | 32 |
| Theft from the person | 28 |
| Anti-social behaviour | 27 |
| Other theft | 25 |
| Shoplifting | 24 |
| Public order | 12 |
| Robbery | 8 |
| Burglary | 5 |
| Vehicle crime | 5 |
| Bicycle theft | 3 |
| Drugs | 2 |
| Other crime | 2 |
| Possession of weapons | 2 |
Answers use the geographic scope stated with each dataset above.
W1K 3JZ 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 W1K 3JZ postcode and its approximate address-derived outline, request a custom map.
Explore other full postcodes in the same postcode sector.