Find SW3 4QS in Kensington and Chelsea 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. Census 2021 records 35 residents and 18 households at the exact postcode.
Active postcodeSmall user postcodeKensington and Chelsea
Average sold price£2,341,0005 exact-postcode transactions
IMD decile8 of 10Containing LSOA · 2025
Vector and Interactive Postcode Maps for SW3 4QS
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Core details from the ONS Postcode Directory. Geography codes identify the official areas containing this postcode.
Exact postcode record
Postcode details
Postcode
SW3 4QS
Postcode without spaces
SW34QS
Status
Active postcode
User type
Small user postcode
Introduced
June 1981
Directory version
2026-06
Latitude
51.4898300
Longitude
-0.1605860
British National Grid
527,801 E, 178,368 N
Containing official geographies
Country
England
Region
London
Local authority
Kensington and Chelsea
Output Area (2021)
E00014590
LSOA (2021)
E01002903
MSOA (2021)
E02000594
Electoral ward
E05009403
Westminster constituency
E14001160
The red outline is an approximate convex hull generated from geocoded property locations and offset outwards by about 25 metres; it is not an official postcode boundary.
Ward and Constituency
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.
Exact postcode · Census 2021
Residents
35
Households
18
Female residents
21
Male residents
14
Residents per household
1.9
Counts are from the postcode-level Census population and household datasets. They apply to the exact postcode. Detailed local demographic profiles will be labelled separately when Output Area data is added.
SW3 4QS Vector Map
A detailed vector map covering a 500 metre radius around the postcode.
500 metre radius
Creating the SW3 4QS mapThe vector map preview will appear here automatically.
Local Deprivation
Deprivation is published for the postcode's containing Lower Layer Super Output Area, a neighbourhood geography covering more than one postcode.
The search is currently limited to records whose own postcode begins with SW3. Distances are approximate straight-line distances, not travel distances.
Companies Registered at SW3 4QS
Companies House records whose registered-office address uses this exact postcode.
Exact registered postcode
Registered companies55All supplied statuses
Active companies53Companies House status
Active · 17005437
LOCHALINE INVESTMENTS LTD
Private Limited Company
Incorporated 1 February 2026
64209 - Activities of other holding companies n.e.c.
A registered office can be an accountant, agent or correspondence address. A company listed here does not necessarily trade from this postcode.
Crime in the Local LSOA
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Containing LSOA · E01002903
20 recorded incidents
Kensington and Chelsea 018E includes SW3 4QS and other nearby postcodes.
Crime type
Incidents
Anti-social behaviour
5
Violence and sexual offences
4
Other theft
3
Theft from the person
2
Vehicle crime
2
Bicycle theft
1
Other crime
1
Public order
1
Shoplifting
1
Crime figures apply to the whole Kensington and Chelsea 018E LSOA, not only to SW3 4QS. Locations may be anonymised by the source.
SW3 4QS Questions
Answers use the geographic scope stated with each dataset above.
Where is the SW3 4QS postcode?
SW3 4QS is in Kensington and Chelsea, England.
How many people live in SW3 4QS?
The Census 2021 postcode-level dataset records 35 residents at SW3 4QS. This is an exact postcode count.
What do the deprivation figures for SW3 4QS describe?
The deprivation figures describe the containing Lower Layer Super Output Area, not only the individual postcode.
Are the property prices for the exact postcode?
Yes. The sold-price records shown on this page are Land Registry transactions matched to the full SW3 4QS postcode.
Can I buy a vector map of SW3 4QS?
Vector Maps supplies editable UK postcode area, district and sector map files. For a vector or printed map focused on the full SW3 4QS postcode and its approximate address-derived outline, request a custom map.
Other Postcodes in SW3 4
Explore other full postcodes in the same postcode sector.