Explore TW3 1DY 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 4 residents and 1 households at the exact postcode.
Average sold price£387,40624 exact-postcode transactions
IMD decile5 of 10Containing LSOA · 2025
Vector and Interactive Postcode Maps for TW3 1DY
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Core details from the ONS Postcode Directory. Geography codes identify the official areas containing this postcode.
Exact postcode record
Postcode details
Postcode
TW3 1DY
Postcode without spaces
TW31DY
Status
Active postcode
User type
Small user postcode
Introduced
May 2021
Directory version
2026-06
Latitude
51.4700000
Longitude
-0.3536450
British National Grid
514,448 E, 175,844 N
Containing official geographies
Country
England
Region
London
Local authority
Hounslow
Output Area (2021)
E00179105
LSOA (2021)
E01034037
MSOA (2021)
E02000540
Electoral ward
E05013621
Westminster constituency
E14001124
The red outline is an approximate convex hull generated from geocoded property locations and offset outwards by about 25 metres; it is not an official postcode boundary.
Ward and Constituency
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.
Exact postcode · Census 2021
Residents
4
Households
1
Female residents
1
Male residents
3
Residents per household
4.0
Counts are from the postcode-level Census population and household datasets. They apply to the exact postcode. Detailed local demographic profiles will be labelled separately when Output Area data is added.
TW3 1DY Vector Map
A detailed vector map covering a 500 metre radius around the postcode.
500 metre radius
Creating the TW3 1DY mapThe vector map preview will appear here automatically.
Local Deprivation
Deprivation is published for the postcode's containing Lower Layer Super Output Area, a neighbourhood geography covering more than one postcode.
The search is currently limited to records whose own postcode begins with TW3. Distances are approximate straight-line distances, not travel distances.
Companies Registered at TW3 1DY
Companies House records whose registered-office address uses this exact postcode.
Exact registered postcode
Registered companies2All supplied statuses
Active companies2Companies House status
Active · 15366871
SANLI ANALYTICS LIMITED
Private Limited Company
Incorporated 21 December 2023
62020 - Information technology consultancy activities
A registered office can be an accountant, agent or correspondence address. A company listed here does not necessarily trade from this postcode.
Crime in the Local LSOA
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Containing LSOA · E01034037
13 recorded incidents
Hounslow 015G includes TW3 1DY and other nearby postcodes.
Crime type
Incidents
Anti-social behaviour
4
Violence and sexual offences
4
Drugs
2
Possession of weapons
1
Public order
1
Vehicle crime
1
Crime figures apply to the whole Hounslow 015G LSOA, not only to TW3 1DY. Locations may be anonymised by the source.
TW3 1DY Questions
Answers use the geographic scope stated with each dataset above.
Where is the TW3 1DY postcode?
TW3 1DY is in Hounslow, England.
How many people live in TW3 1DY?
The Census 2021 postcode-level dataset records 4 residents at TW3 1DY. This is an exact postcode count.
What do the deprivation figures for TW3 1DY describe?
The deprivation figures describe the containing Lower Layer Super Output Area, not only the individual postcode.
Are the property prices for the exact postcode?
Yes. The sold-price records shown on this page are Land Registry transactions matched to the full TW3 1DY postcode.
Can I buy a vector map of TW3 1DY?
Vector Maps supplies editable UK postcode area, district and sector map files. For a vector or printed map focused on the full TW3 1DY postcode and its approximate address-derived outline, request a custom map.
Other Postcodes in TW3 1
Explore other full postcodes in the same postcode sector.