Explore W4 1SY in Hounslow 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 87 residents and 38 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 | W4 1SY |
| Postcode without spaces | W41SY |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | January 1980 |
| Directory version | 2026-06 |
| Latitude | 51.4934200 |
| Longitude | -0.2494840 |
| British National Grid | 521,620 E, 178,616 N |
| Country | England |
| Region | London |
| Local authority | Hounslow |
| Output Area (2021) | E00012812 |
| LSOA (2021) | E01002575 |
| MSOA (2021) | E02000526 |
| Electoral ward | E05013610 |
| Westminster constituency | E14001264 |
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 | 87 |
| Households | 38 |
| Female residents | 42 |
| Male residents | 45 |
| 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.
Land Registry Price Paid Data transactions matched to this exact full postcode.
| Sale date | Address | Property type | Tenure | Price |
|---|---|---|---|---|
| 15 May 2026 | FLAT 16, THE POWER HOUSE, 70, CHISWICK HIGH ROAD, LONDON | Flat or maisonette | Leasehold | £675,000 |
| 9 Jul 2025 | FLAT 6, BURLINGTON HOUSE, 64, CHISWICK HIGH ROAD, LONDON | Flat or maisonette | Leasehold | £885,000 |
| 28 Mar 2025 | FLAT 15, THE POWER HOUSE, 70, CHISWICK HIGH ROAD, LONDON | Flat or maisonette | Leasehold | £590,000 |
| 14 Mar 2025 | FLAT 2, 62, CHISWICK HIGH ROAD, LONDON | Flat or maisonette | Leasehold | £495,000 |
| 3 Dec 2024 | 70, CHISWICK HIGH ROAD, LONDON | Other | Freehold | £7,000,000 |
| 15 Jul 2024 | FLAT 2, THE POWER HOUSE, 70, CHISWICK HIGH ROAD, LONDON | Flat or maisonette | Leasehold | £1,540,000 |
| 6 Dec 2023 | FLAT 2, BURLINGTON HOUSE, 64, CHISWICK HIGH ROAD, LONDON | Flat or maisonette | Leasehold | £610,000 |
| 24 Jul 2023 | FLAT 1, BURLINGTON HOUSE, 64, CHISWICK HIGH ROAD, LONDON | Flat or maisonette | Leasehold | £575,000 |
| 30 Nov 2022 | FLAT D, 72, CHISWICK HIGH ROAD, LONDON | Flat or maisonette | Leasehold | £640,000 |
| 9 Aug 2021 | 60A, CHISWICK HIGH ROAD, LONDON | Flat or maisonette | Leasehold | £550,000 |
| 9 Aug 2021 | 60B, CHISWICK HIGH ROAD, LONDON | Flat or maisonette | Leasehold | £600,000 |
| 9 Aug 2021 | 60C, CHISWICK HIGH ROAD, LONDON | Flat or maisonette | Leasehold | £475,000 |
Open schools and active GP practices in the W4 postcode district, ordered by straight-line distance where coordinates are available.
Other independent school
Cone Ripman House, 14 Bath Road, Chiswick, London, W4 1LY
Ages 11–19 · 265 pupils of 330 capacity
Other independent school
Priory House, Priory Avenue, Chiswick, London, W4 1LB
Ages 3–11 · 331 pupils of 470 capacity
B
1 GLEBE STREET, CHISWICK, LONDON, W4 2BD
B
FISHERS LANE, LONDON, W4 1RX
B
CHISWICK HEALTH CENTRE, FISHERS LANE, LONDON, W4 1RX
B
CHISWICK HEALTH CENTRE, FISHERS LANE, LONDON, W4 1RX
Community school
Duke Road, Chiswick, London, W4 2JR
Ages 3–11 · 153 pupils of 236 capacity
30.1% eligible for free school meals
B
2A HOLLY ROAD, CHISWICK, LONDON, W4 1NU
Voluntary aided school
Duke Road, Chiswick, London, W4 2DF
Ages 3–11 · 195 pupils of 210 capacity
7.4% eligible for free school meals
B
55 SOUTH PARADE, CHISWICK, LONDON, W4 5LH
Community school
Belmont Road, Chiswick, London, W4 5UL
Ages 3–11 · 444 pupils of 472 capacity
8.6% eligible for free school meals
Community school
Southfield Road, Bedford Park, London, W4 1BD
Ages 4–11 · 372 pupils of 480 capacity
14.0% eligible for free school meals
Companies House records whose registered-office address uses this exact postcode.
Private Limited Company
Incorporated 12 May 2026
64209 - Activities of other holding companies n.e.c.
Private Limited Company
Incorporated 12 May 2026
64209 - Activities of other holding companies n.e.c.
Private Limited Company
Incorporated 7 April 2026
58190 - Other publishing activities
Private Limited Company
Incorporated 17 September 2025
59200 - Sound recording and music publishing activities
Private Limited Company
Incorporated 24 July 2025
71111 - Architectural activities
Private Limited Company
Incorporated 16 July 2025
73110 - Advertising agencies
Private Limited Company
Incorporated 8 July 2025
74209 - Photographic activities not elsewhere classified
Private Limited Company
Incorporated 12 March 2025
32120 - Manufacture of jewellery and related articles
Private Limited Company
Incorporated 21 February 2025
73110 - Advertising agencies
Private Limited Company
Incorporated 26 November 2024
68320 - Management of real estate on a fee or contract basis
Private Limited Company
Incorporated 15 November 2024
96020 - Hairdressing and other beauty treatment
Community Interest Company
Incorporated 10 November 2023
85590 - Other education n.e.c.
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Hounslow 001E includes W4 1SY and other nearby postcodes.
| Crime type | Incidents |
|---|---|
| Vehicle crime | 3 |
| Violence and sexual offences | 3 |
| Anti-social behaviour | 1 |
| Bicycle theft | 1 |
| Drugs | 1 |
| Possession of weapons | 1 |
| Public order | 1 |
Answers use the geographic scope stated with each dataset above.
W4 1SY is in Hounslow, England.
The Census 2021 postcode-level dataset records 87 residents at W4 1SY. 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 W4 1SY postcode.
Vector Maps supplies editable UK postcode area, district and sector map files. For a vector or printed map focused on the full W4 1SY postcode and its approximate address-derived outline, request a custom map.
Explore other full postcodes in the same postcode sector.