Use this guide to understand W4 1NL in Hounslow. 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 59 residents and 24 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 1NL |
| Postcode without spaces | W41NL |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | June 1996 |
| Directory version | 2026-06 |
| Latitude | 51.4959300 |
| Longitude | -0.2482640 |
| British National Grid | 521,698 E, 178,898 N |
| Country | England |
| Region | London |
| Local authority | Hounslow |
| Output Area (2021) | E00012802 |
| LSOA (2021) | E01002574 |
| 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 | 59 |
| Households | 24 |
| Female residents | 35 |
| Male residents | 24 |
| Residents per household | 2.5 |
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.
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
FISHERS LANE, LONDON, W4 1RX
B
CHISWICK HEALTH CENTRE, FISHERS LANE, LONDON, W4 1RX
B
1 GLEBE STREET, CHISWICK, LONDON, W4 2BD
B
CHISWICK HEALTH CENTRE, FISHERS LANE, LONDON, W4 1RX
B
2A HOLLY ROAD, CHISWICK, LONDON, W4 1NU
Community school
Southfield Road, Bedford Park, London, W4 1BD
Ages 4–11 · 372 pupils of 480 capacity
14.0% eligible for free school meals
B
55 SOUTH PARADE, CHISWICK, LONDON, W4 5LH
Community school
Duke Road, Chiswick, London, W4 2JR
Ages 3–11 · 153 pupils of 236 capacity
30.1% eligible for free school meals
Community school
Belmont Road, Chiswick, London, W4 5UL
Ages 3–11 · 444 pupils of 472 capacity
8.6% 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
Companies House records whose registered-office address uses this exact postcode.
Private Limited Company
Incorporated 7 April 2025
42110 - Construction of roads and motorways
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Hounslow 001D includes W4 1NL and other nearby postcodes.
| Crime type | Incidents |
|---|---|
| Anti-social behaviour | 4 |
| Violence and sexual offences | 4 |
| Bicycle theft | 1 |
| Other crime | 1 |
| Public order | 1 |
| Theft from the person | 1 |
Answers use the geographic scope stated with each dataset above.
W4 1NL is in Hounslow, England.
The Census 2021 postcode-level dataset records 59 residents at W4 1NL. 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 1NL postcode and its approximate address-derived outline, request a custom map.
Explore other full postcodes in the same postcode sector.