Use this guide to understand TW3 1SG 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 97 residents and 28 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 1SG |
| Postcode without spaces | TW31SG |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | January 1980 |
| Directory version | 2026-06 |
| Latitude | 51.4708400 |
| Longitude | -0.3493380 |
| British National Grid | 514,745 E, 175,945 N |
| Country | England |
| Region | London |
| Local authority | Hounslow |
| Output Area (2021) | E00179092 |
| LSOA (2021) | E01002643 |
| MSOA (2021) | E02000540 |
| Electoral ward | E05013621 |
| 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 | 97 |
| Households | 28 |
| Female residents | 50 |
| Male residents | 47 |
| 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.
Land Registry Price Paid Data transactions matched to this exact full postcode.
| Sale date | Address | Property type | Tenure | Price |
|---|---|---|---|---|
| 31 Mar 2025 | 42, BRIDGE ROAD, HOUNSLOW | Detached | Freehold | £540,000 |
| 29 Oct 2024 | 20, BRIDGE ROAD, HOUNSLOW | Terraced | Freehold | £925,000 |
| 29 Oct 2024 | FLAT A, 18, BRIDGE ROAD, HOUNSLOW | Flat or maisonette | Leasehold | £410,000 |
| 29 Oct 2024 | 24A, BRIDGE ROAD, HOUNSLOW | Terraced | Freehold | £500,000 |
Open schools and active GP practices in the TW3 postcode district, ordered by straight-line distance where coordinates are available.
B
3-5 CECIL ROAD, HOUNSLOW, TW3 1NU
Community school
School Road, Hounslow, TW3 1QZ
Ages 3–11 · 1,077 pupils of 1,154 capacity
18.6% eligible for free school meals
Academy sponsor led
Cecil Road, Hounslow, TW3 1AX
Ages 11–18 · 971 pupils of 1,050 capacity
33.6% eligible for free school meals
Community school
Heath Road, Hounslow, TW3 2NW
Ages 3–11 · 594 pupils of 710 capacity
11.7% eligible for free school meals
B
THE BLENHEIM CENTRE, PRINCE REGENT ROAD, HOUNSLOW, TW3 1NL
Community school
Denbigh Road, Hounslow, TW3 4DU
Ages 3–11 · 652 pupils of 720 capacity
11.5% eligible for free school meals
Community special school
Gresham Road, Hounslow, TW3 4BX
Ages 4–19 · 296 pupils of 300 capacity
42.0% eligible for free school meals
B
77 LAMPTON ROAD, HOUNSLOW, TW3 4JX
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
Companies House records whose registered-office address uses this exact postcode.
Private Limited Company
Incorporated 15 May 2026
41202 - Construction of domestic buildings
Private Limited Company
Incorporated 17 December 2025
41201 - Construction of commercial buildings
Community Interest Company
Incorporated 14 October 2022
88990 - Other social work activities without accommodation n.e.c.
Private Limited Company
Incorporated 14 February 2014
82990 - Other business support service activities n.e.c.
Private Limited Company
Incorporated 31 March 2009
96090 - Other service activities n.e.c.
Private Limited Company
Incorporated 25 September 2003
41202 - Construction of domestic buildings
Private Limited Company
Incorporated 26 December 2024
20130 - Manufacture of other inorganic basic chemicals
Private Limited Company
Incorporated 17 January 2020
41202 - Construction of domestic buildings
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Hounslow 015B includes TW3 1SG and other nearby postcodes.
| Crime type | Incidents |
|---|---|
| Violence and sexual offences | 7 |
| Anti-social behaviour | 6 |
| Other theft | 3 |
| Vehicle crime | 2 |
| Possession of weapons | 1 |
| Robbery | 1 |
Answers use the geographic scope stated with each dataset above.
TW3 1SG is in Hounslow, England.
The Census 2021 postcode-level dataset records 97 residents at TW3 1SG. 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 1SG postcode.
Vector Maps supplies editable UK postcode area, district and sector map files. For a vector or printed map focused on the full TW3 1SG postcode and its approximate address-derived outline, request a custom map.
Explore other full postcodes in the same postcode sector.