Use this guide to understand SW1P 4HX in Westminster. Start with the interactive location and approximate postcode outline, then browse the available facts and local-area indicators. Labels show which figures relate to the exact postcode and which cover a larger geography. Census 2021 records 95 residents and 51 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 SW1P 4HX 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 | SW1P 4HX |
| Postcode without spaces | SW1P4HX |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | January 1980 |
| Directory version | 2026-06 |
| Latitude | 51.4910500 |
| Longitude | -0.1306890 |
| British National Grid | 529,873 E, 178,557 N |
| Country | England |
| Region | London |
| Local authority | Westminster |
| Output Area (2021) | E00175251 |
| LSOA (2021) | E01035720 |
| MSOA (2021) | E02000980 |
| Electoral ward | E05013807 |
| 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 | 95 |
| Households | 51 |
| Female residents | 50 |
| Male residents | 45 |
| Residents per household | 1.9 |
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.
Land Registry Price Paid Data transactions matched to this exact full postcode.
| Sale date | Address | Property type | Tenure | Price |
|---|---|---|---|---|
| 28 May 2025 | FLAT 36, GAINSBOROUGH HOUSE, ERASMUS STREET, LONDON | Flat or maisonette | Leasehold | £595,000 |
| 8 Nov 2024 | FLAT 55, GAINSBOROUGH HOUSE, ERASMUS STREET, LONDON | Flat or maisonette | Leasehold | £525,000 |
| 8 May 2024 | FLAT 49, GAINSBOROUGH HOUSE, ERASMUS STREET, LONDON | Flat or maisonette | Leasehold | £530,000 |
| 11 Aug 2022 | FLAT 41, GAINSBOROUGH HOUSE, ERASMUS STREET, LONDON | Flat or maisonette | Leasehold | £580,000 |
| 29 Jul 2022 | FLAT 55, GAINSBOROUGH HOUSE, ERASMUS STREET, LONDON | Flat or maisonette | Leasehold | £506,000 |
Open schools and active GP practices in the SW1P postcode district, ordered by straight-line distance where coordinates are available.
Academy converter
Erasmus Street, London, SW1P 4HR
Ages 3–11 · 260 pupils of 420 capacity
33.5% eligible for free school meals
Other independent special school
30 Causton Street, London, SW1P 4AU
Ages 5–16 · 202 pupils of 250 capacity
Other independent school
Adrian House, 27 Vincent Square, London, SW1P 2NN
Ages 7–14 · 275 pupils of 288 capacity
B
MEDICAL CENTRE BUILDING, 20 PAGE STREET, LONDON, SW1P 4EN
B
3-7 ARNEWAY STREET, LONDON, SW1P 2BG
Voluntary aided school
Rochester Street, London, SW1P 2QQ
Ages 3–11 · 180 pupils of 236 capacity
28.7% eligible for free school meals
Academy converter
Greycoat Place, London, SW1P 2DY
Ages 11–18 · 1,167 pupils of 1,082 capacity
30.3% eligible for free school meals
Voluntary aided school
18 Old Pye Street, Westminster, London, SW1P 2DG
Ages 3–11 · 99 pupils of 210 capacity
31.9% eligible for free school meals
Academy converter
Morpeth Terrace, LONDON, SW1P 1EP
Ages 3–11 of 236 capacity
Other independent school
Ambrosden Avenue, London, SW1P 1QH
Ages 4–13 · 266 pupils of 281 capacity
Other independent school
Little Dean's Yard, London, SW1P 3PF
Ages 12–19 · 780 pupils of 785 capacity
B
CARLISLE PLACE, LONDON, SW1P 1NL
Companies House records whose registered-office address uses this exact postcode.
Private Limited Company
Incorporated 12 March 2024
47910 - Retail sale via mail order houses or via Internet
Private Limited Company
Incorporated 18 March 2019
68100 - Buying and selling of own real estate
Private Limited Company
Incorporated 12 July 2016
43390 - Other building completion and finishing
Private Limited Company
Incorporated 15 October 2014
43999 - Other specialised construction activities n.e.c.
Private Limited Company
Incorporated 3 May 2013
68100 - Buying and selling of own real estate
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Westminster 021G includes SW1P 4HX and other nearby postcodes.
| Crime type | Incidents |
|---|---|
| Anti-social behaviour | 3 |
| Violence and sexual offences | 2 |
| Other theft | 1 |
| Public order | 1 |
| Theft from the person | 1 |
| Vehicle crime | 1 |
Answers use the geographic scope stated with each dataset above.
SW1P 4HX is in Westminster, England.
The Census 2021 postcode-level dataset records 95 residents at SW1P 4HX. This is an exact postcode count.
The deprivation figures describe the containing Lower Layer Super Output Area, not only the individual postcode.
Yes. The sold-price records shown on this page are Land Registry transactions matched to the full SW1P 4HX postcode.
Vector Maps supplies editable UK postcode area, district and sector map files. For a vector or printed map focused on the full SW1P 4HX postcode and its approximate address-derived outline, request a custom map.
Explore other full postcodes in the same postcode sector.