Explore W4 3BY 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 107 residents and 53 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 3BY |
| Postcode without spaces | W43BY |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | January 1980 |
| Directory version | 2026-06 |
| Latitude | 51.4883800 |
| Longitude | -0.2772320 |
| British National Grid | 519,707 E, 178,010 N |
| Country | England |
| Region | London |
| Local authority | Hounslow |
| Output Area (2021) | E00012835 |
| LSOA (2021) | E01002582 |
| MSOA (2021) | E02000533 |
| Electoral ward | E05013611 |
| 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 | 107 |
| Households | 53 |
| Female residents | 51 |
| Male residents | 56 |
| Residents per household | 2.0 |
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 |
|---|---|---|---|---|
| 29 Aug 2025 | 14, CHISWICK VILLAGE, LONDON | Flat or maisonette | Leasehold | £365,000 |
| 29 Aug 2025 | 36, CHISWICK VILLAGE, LONDON | Flat or maisonette | Leasehold | £397,000 |
| 27 May 2025 | 9, CHISWICK VILLAGE, LONDON | Flat or maisonette | Leasehold | £390,000 |
| 21 May 2025 | 42, CHISWICK VILLAGE, LONDON | Flat or maisonette | Leasehold | £395,000 |
| 27 Nov 2024 | 28, CHISWICK VILLAGE, LONDON | Flat or maisonette | Leasehold | £405,000 |
| 31 Jan 2024 | 54, CHISWICK VILLAGE, LONDON | Flat or maisonette | Leasehold | £380,000 |
| 15 Dec 2023 | 40, CHISWICK VILLAGE, LONDON | Flat or maisonette | Leasehold | £395,000 |
| 25 Aug 2023 | 36, CHISWICK VILLAGE, LONDON | Flat or maisonette | Leasehold | £398,000 |
| 23 Aug 2023 | 22, CHISWICK VILLAGE, LONDON | Flat or maisonette | Leasehold | £430,000 |
| 31 Mar 2023 | 24, CHISWICK VILLAGE, LONDON | Flat or maisonette | Leasehold | £410,000 |
| 14 Dec 2022 | 23, CHISWICK VILLAGE, LONDON | Flat or maisonette | Leasehold | £440,000 |
| 23 Aug 2022 | 8, CHISWICK VILLAGE, LONDON | Semi-detached | Leasehold | £410,000 |
Open schools and active GP practices in the W4 postcode district, ordered by straight-line distance where coordinates are available.
Community school
Thames Road, Chiswick, London, W4 3NX
Ages 3–7 · 323 pupils of 357 capacity
16.6% eligible for free school meals
Community school
Thames Road, Chiswick, London, W4 3NX
Ages 7–11 · 364 pupils of 360 capacity
27.2% eligible for free school meals
B
25 GROVE PARK TERRACE, CHISWICK, LONDON, W4 3JL
Community school
Nightingale Close, Chiswick, London, W4 3JN
Ages 3–11 · 428 pupils of 446 capacity
16.1% eligible for free school meals
Other independent school
Turnham Green Church Hall, Heathfield Gardens, Chiswick, London, W4 4JU
Ages 3–11 · 159 pupils of 220 capacity
B
95 BURLINGTON LANE, CHISWICK, LONDON, W4 3ET
Community school
Belmont Road, Chiswick, London, W4 5UL
Ages 3–11 · 444 pupils of 472 capacity
8.6% eligible for free school meals
B
FISHERS LANE, LONDON, W4 1RX
B
CHISWICK HEALTH CENTRE, FISHERS LANE, LONDON, W4 1RX
B
2A HOLLY ROAD, CHISWICK, LONDON, W4 1NU
B
55 SOUTH PARADE, CHISWICK, LONDON, W4 5LH
B
CHISWICK HEALTH CENTRE, FISHERS LANE, LONDON, W4 1RX
Companies House records whose registered-office address uses this exact postcode.
Private Limited Company
Incorporated 5 May 2026
49410 - Freight transport by road
Community Interest Company
Incorporated 18 September 2025
90010 - Performing arts
Private Limited Company
Incorporated 10 March 2010
69202 - Bookkeeping activities
Private Limited Company
Incorporated 28 February 2006
86900 - Other human health activities
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Hounslow 008E includes W4 3BY and other nearby postcodes.
| Crime type | Incidents |
|---|---|
| Vehicle crime | 2 |
| Other theft | 1 |
Answers use the geographic scope stated with each dataset above.
W4 3BY is in Hounslow, England.
The Census 2021 postcode-level dataset records 107 residents at W4 3BY. 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 3BY postcode.
Vector Maps supplies editable UK postcode area, district and sector map files. For a vector or printed map focused on the full W4 3BY postcode and its approximate address-derived outline, request a custom map.
Explore other full postcodes in the same postcode sector.