Explore TW3 3SN in Hounslow on an interactive map. See its location and approximate address-derived boundary, then review the exact-postcode facts and wider-area statistics available below. Editable vector files, printed maps and postcode colouring tools are also available. Census 2021 records 113 residents and 41 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 | TW3 3SN |
| Postcode without spaces | TW33SN |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | January 1980 |
| Directory version | 2026-06 |
| Latitude | 51.4598900 |
| Longitude | -0.3692670 |
| British National Grid | 513,388 E, 174,696 N |
| Country | England |
| Region | London |
| Local authority | Hounslow |
| Output Area (2021) | E00013182 |
| LSOA (2021) | E01002649 |
| MSOA (2021) | E02000543 |
| Electoral ward | E05013622 |
| Westminster constituency | E14001124 |
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 | 113 |
| Households | 41 |
| Female residents | 59 |
| Male residents | 54 |
| Residents per household | 2.8 |
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 |
|---|---|---|---|---|
| 3 Sep 2025 | LOWER FLAT, 384, HANWORTH ROAD, HOUNSLOW | Flat or maisonette | Leasehold | £335,000 |
| 2 Sep 2025 | TOP FLAT, 384, HANWORTH ROAD, HOUNSLOW | Flat or maisonette | Leasehold | £355,000 |
| 13 Jan 2025 | 406, HANWORTH ROAD, HOUNSLOW | Semi-detached | Freehold | £407,000 |
| 6 Jan 2022 | 374, HANWORTH ROAD, HOUNSLOW | Semi-detached | Freehold | £470,000 |
Open schools and active GP practices in the TW3 postcode district, ordered by straight-line distance where coordinates are available.
Community school
Cromwell Road, Hounslow, TW3 3QQ
Ages 3–11 · 233 pupils of 236 capacity
18.8% eligible for free school meals
B
MASWELL PARK HEALTH CTR, HOUNSLOW AVENUE, HOUNSLOW, TW3 2DY
B
HOUNSLOW AVENUE, HOUNSLOW, TW3 2DY
B
HOUNSLOW AVENUE, HOUNSLOW, TW3 2DY
B
HOUNSLOW AVENUE, HOUNSLOW, TW3 2DY
B
92 BATH ROAD, HOUNSLOW, TW3 3LN
B
HOUNSLOW HEALTH CENTRE, 92 BATH ROAD, HOUNSLOW, TW3 3LN
B
HEART OF HOUNSLOW CENTRE FOR HEALTH, 92 BATH ROAD, HOUNSLOW, TW3 3EL
B
HEART OF HOUNSLOW CENTRE FOR HEALTH, 92 BATH ROAD, HOUNSLOW, TW3 3EL
B
HOUNSLOW HEALTH CENTRE, 92 BATH ROAD, HOUNSLOW, TW3 3LN
B
92 BATH ROAD, HOUNSLOW, TW3 3LN
Academy converter
106 Bath Road, Hounslow, TW3 3EJ
Ages 11–18 · 1,214 pupils of 1,213 capacity
12.1% eligible for free school meals
Companies House records whose registered-office address uses this exact postcode.
Private Limited Company
Incorporated 7 April 2026
47910 - Retail sale via mail order houses or via Internet
Private Limited Company
Incorporated 6 August 2025
56103 - Take-away food shops and mobile food stands
Private Limited Company
Incorporated 28 June 2025
43910 - Roofing activities
Private Limited Company
Incorporated 4 April 2025
86230 - Dental practice activities
Private Limited Company
Incorporated 19 February 2025
56101 - Licensed restaurants
Private Limited Company
Incorporated 20 October 2023
41201 - Construction of commercial buildings
Private Limited Company
Incorporated 31 July 2023
41201 - Construction of commercial buildings
Private Limited Company
Incorporated 15 June 2022
47990 - Other retail sale not in stores, stalls or markets
Private Limited Company
Incorporated 31 August 2017
69102 - Solicitors
Private Limited Company
Incorporated 6 April 2005
82990 - Other business support service activities n.e.c.
Private Limited Company
Incorporated 1 December 2003
68209 - Other letting and operating of own or leased real estate
Private Limited Company
Incorporated 5 March 2025
43110 - Demolition
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Hounslow 018D includes TW3 3SN and other nearby postcodes.
| Crime type | Incidents |
|---|---|
| Violence and sexual offences | 14 |
| Anti-social behaviour | 4 |
| Drugs | 2 |
| Theft from the person | 2 |
| Bicycle theft | 1 |
| Burglary | 1 |
| Public order | 1 |
Answers use the geographic scope stated with each dataset above.
TW3 3SN is in Hounslow, England.
The Census 2021 postcode-level dataset records 113 residents at TW3 3SN. 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 TW3 3SN postcode.
Vector Maps supplies editable UK postcode area, district and sector map files. For a vector or printed map focused on the full TW3 3SN postcode and its approximate address-derived outline, request a custom map.
Explore other full postcodes in the same postcode sector.