Use this guide to understand SW1P 4SB 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 89 residents and 49 households at the exact postcode.
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Create a Custom MapCore details from the ONS Postcode Directory. Geography codes identify the official areas containing this postcode.
| Postcode | SW1P 4SB |
| Postcode without spaces | SW1P4SB |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | December 1998 |
| Directory version | 2026-06 |
| Latitude | 51.4943800 |
| Longitude | -0.1286940 |
| British National Grid | 530,002 E, 178,931 N |
| Country | England |
| Region | London |
| Local authority | Westminster |
| Output Area (2021) | E00175253 |
| LSOA (2021) | E01004743 |
| 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 | 89 |
| Households | 49 |
| Female residents | 52 |
| Male residents | 37 |
| Residents per household | 1.8 |
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 |
|---|---|---|---|---|
| 27 Mar 2025 | FLAT 8.02, ST. JOHNS BUILDING, 79, MARSHAM STREET, LONDON | Flat or maisonette | Leasehold | £950,000 |
| 7 Feb 2025 | FLAT 6.04, ST. JOHNS BUILDING, 79, MARSHAM STREET, LONDON | Flat or maisonette | Leasehold | £1,015,000 |
| 21 Jan 2025 | FLAT 6.17, ST. JOHNS BUILDING, 79, MARSHAM STREET, LONDON | Flat or maisonette | Leasehold | £1,500,000 |
| 14 Oct 2024 | FLAT 7.06, ST. JOHNS BUILDING, 79, MARSHAM STREET, LONDON | Flat or maisonette | Leasehold | £570,000 |
| 16 Jan 2024 | FLAT 7.07, ST. JOHNS BUILDING, 79, MARSHAM STREET, LONDON | Flat or maisonette | Leasehold | £940,000 |
| 30 Aug 2023 | FLAT 5.09, ST. JOHNS BUILDING, 79, MARSHAM STREET, LONDON | Flat or maisonette | Leasehold | £1,200,000 |
| 1 Jun 2023 | FLAT 6.12, ST. JOHNS BUILDING, 79, MARSHAM STREET, LONDON | Flat or maisonette | Leasehold | £1,400,000 |
| 12 May 2023 | FLAT 9.04, ST. JOHNS BUILDING, 79, MARSHAM STREET, LONDON | Flat or maisonette | Leasehold | £1,500,000 |
| 9 Dec 2022 | FLAT 5.15, ST. JOHNS BUILDING, 79, MARSHAM STREET, LONDON | Flat or maisonette | Leasehold | £713,764 |
| 8 Dec 2021 | P.04, 79, MARSHAM STREET, LONDON | Flat or maisonette | Leasehold | £3,200,000 |
| 17 Jun 2021 | FLAT 5.18, ST. JOHNS BUILDING, 79, MARSHAM STREET, LONDON | Flat or maisonette | Leasehold | £690,000 |
| 24 Apr 2020 | FLAT 5.05, ST. JOHNS BUILDING, 79, MARSHAM STREET, LONDON | Flat or maisonette | Leasehold | £985,000 |
Open schools and active GP practices in the SW1P postcode district, ordered by straight-line distance where coordinates are available.
B
MEDICAL CENTRE BUILDING, 20 PAGE STREET, LONDON, SW1P 4EN
B
3-7 ARNEWAY STREET, LONDON, SW1P 2BG
Academy converter
Erasmus Street, London, SW1P 4HR
Ages 3–11 · 260 pupils of 420 capacity
33.5% 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
Greycoat Place, London, SW1P 2DY
Ages 11–18 · 1,167 pupils of 1,082 capacity
30.3% eligible for free school meals
Other independent school
Little Dean's Yard, London, SW1P 3PF
Ages 12–19 · 780 pupils of 785 capacity
Other independent school
Adrian House, 27 Vincent Square, London, SW1P 2NN
Ages 7–14 · 275 pupils of 288 capacity
Voluntary aided school
Rochester Street, London, SW1P 2QQ
Ages 3–11 · 180 pupils of 236 capacity
28.7% 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
Dean's Yard, London, SW1P 3NY
Ages 8–13 · 27 pupils of 32 capacity
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
Companies House records whose registered-office address uses this exact postcode.
Private Limited Company
Incorporated 8 August 2025
68100 - Buying and selling of own real estate
Private Limited Company
Incorporated 7 April 2025
86900 - Other human health activities
Private Limited Company
Incorporated 25 March 2025
86900 - Other human health activities
Private Limited Company
Incorporated 23 February 2022
68209 - Other letting and operating of own or leased real estate
Private Limited Company
Incorporated 20 May 2020
74909 - Other professional, scientific and technical activities n.e.c.
Private Limited Company
Incorporated 31 March 2020
62020 - Information technology consultancy activities
Private Limited Company
Incorporated 19 March 2015
71200 - Technical testing and analysis
Private Limited Company
Incorporated 17 October 2003
60200 - Television programming and broadcasting activities
Private Limited Company
Incorporated 19 November 2002
60200 - Television programming and broadcasting activities
Private Limited Company
Incorporated 28 July 1999
60200 - Television programming and broadcasting activities
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Westminster 021B includes SW1P 4SB and other nearby postcodes.
| Crime type | Incidents |
|---|---|
| Violence and sexual offences | 6 |
| Anti-social behaviour | 4 |
| 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 4SB is in Westminster, England.
The Census 2021 postcode-level dataset records 89 residents at SW1P 4SB. 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 4SB postcode.
Vector Maps supplies editable UK postcode area, district and sector map files. For a vector or printed map focused on the full SW1P 4SB postcode and its approximate address-derived outline, request a custom map.
Explore other full postcodes in the same postcode sector.