Explore W4 3JN 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 42 residents and 12 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 3JN |
| Postcode without spaces | W43JN |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | January 1980 |
| Directory version | 2026-06 |
| Latitude | 51.4847400 |
| Longitude | -0.2721700 |
| British National Grid | 520,068 E, 177,614 N |
| Country | England |
| Region | London |
| Local authority | Hounslow |
| Output Area (2021) | E00012840 |
| LSOA (2021) | E01002576 |
| 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 | 42 |
| Households | 12 |
| Female residents | 18 |
| Male residents | 24 |
| Residents per household | 3.5 |
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.
Open schools and active GP practices in the W4 postcode district, ordered by straight-line distance where coordinates are available.
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
B
95 BURLINGTON LANE, CHISWICK, LONDON, W4 3ET
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
Other independent school
Turnham Green Church Hall, Heathfield Gardens, Chiswick, London, W4 4JU
Ages 3–11 · 159 pupils of 220 capacity
Academy converter
Burlington Lane, Chiswick, London, W4 3UN
Ages 11–18 · 1,618 pupils of 1,300 capacity
29.7% eligible for free school meals
Community school
Edensor Road, Chiswick, Cavendish Primary School, London, W4 2RG
Ages 3–11 · 197 pupils of 236 capacity
24.2% eligible for free school meals
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
2A HOLLY ROAD, CHISWICK, LONDON, W4 1NU
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
Duke Road, Chiswick, London, W4 2JR
Ages 3–11 · 153 pupils of 236 capacity
30.1% eligible for free school meals
Companies House records whose registered-office address uses this exact postcode.
Private Limited Company
Incorporated 11 March 2025
68100 - Buying and selling of own real estate
Private Limited Company
Incorporated 11 March 2025
64209 - Activities of other holding companies n.e.c.
Private Limited Company
Incorporated 10 March 2025
99999 - Dormant Company
Private Limited Company
Incorporated 27 January 2023
68209 - Other letting and operating of own or leased real estate
Private Limited Company
Incorporated 20 October 2022
81300 - Landscape service activities
Private Limited Company
Incorporated 6 July 2022
58290 - Other software publishing
Private Limited Company
Incorporated 10 March 2021
78300 - Human resources provision and management of human resources functions
Private Limited Company
Incorporated 8 May 2014
62020 - Information technology consultancy activities
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Hounslow 008A includes W4 3JN and other nearby postcodes.
| Crime type | Incidents |
|---|---|
| Vehicle crime | 2 |
| Violence and sexual offences | 2 |
| Anti-social behaviour | 1 |
Answers use the geographic scope stated with each dataset above.
W4 3JN is in Hounslow, England.
The Census 2021 postcode-level dataset records 42 residents at W4 3JN. This is an exact postcode count.
The deprivation figures describe the containing Lower Layer Super Output Area, not only the individual postcode.
Vector Maps supplies editable UK postcode area, district and sector map files. For a vector or printed map focused on the full W4 3JN postcode and its approximate address-derived outline, request a custom map.
Explore other full postcodes in the same postcode sector.