Use this guide to understand TW1 1DQ 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.
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Create a Custom MapCore details from the ONS Postcode Directory. Geography codes identify the official areas containing this postcode.
| Postcode | TW1 1DQ |
| Postcode without spaces | TW11DQ |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | January 1980 |
| Directory version | 2026-06 |
| Latitude | 51.4563600 |
| Longitude | -0.3365320 |
| British National Grid | 515,671 E, 174,354 N |
| Country | England |
| Region | London |
| Local authority | Hounslow |
| Output Area (2021) | E00013261 |
| LSOA (2021) | E01002672 |
| MSOA (2021) | E02000545 |
| Electoral ward | E05013625 |
| 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.
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 TW1 postcode district, ordered by straight-line distance where coordinates are available.
Voluntary aided school
Winchester Road, Twickenham, TW1 1LF
Ages 4–11 · 417 pupils of 420 capacity
6.7% eligible for free school meals
Academy special converter
Station Road, Twickenham, TW1 4DQ
Ages 4–19 · 108 pupils of 95 capacity
40.2% eligible for free school meals
B
237 ST. MARGARETS ROAD, TWICKENHAM, TW1 1NE
Voluntary aided school
Amyand Park Road, Twickenham, TW1 3HE
Ages 4–11 · 619 pupils of 630 capacity
3.7% eligible for free school meals
Academy converter
Clifden Road, Twickenham, London, TW1 4LT
Ages 11–18 · 1,175 pupils of 1,097 capacity
9.0% eligible for free school meals
Academy converter
Clifden Road, Twickenham, London, TW1 4LT
Ages 4–11 · 210 pupils of 210 capacity
6.2% eligible for free school meals
B
ST JOHNS HEALTH CENTRE, OAK LANE, TWICKENHAM, TW1 3PA
Community school
Hartington Road, Twickenham, TW1 3EN
Ages 3–11 · 429 pupils of 458 capacity
6.5% eligible for free school meals
B
29-35 HOLLY ROAD, TWICKENHAM, TW1 4EA
B
RICHMOND INTEGRATED RECOV, UNIT 2 ILEX HOUSE, TWICKENHAM, TW1 4HF
B
CROSS DEEP SURG & MED CTR, 4 CROSS DEEP, TWICKENHAM, TW1 4QP
B
300 ST. MARGARETS ROAD, TWICKENHAM, TW1 1PS
Companies House records whose registered-office address uses this exact postcode.
Private Limited Company
Incorporated 25 November 2025
62090 - Other information technology service activities
Private Limited Company
Incorporated 24 November 2025
78109 - Other activities of employment placement agencies
Private Limited Company
Incorporated 15 October 2025
86230 - Dental practice activities
Private Limited Company
Incorporated 25 October 2024
68100 - Buying and selling of own real estate
Private Limited Company
Incorporated 10 January 2024
64209 - Activities of other holding companies n.e.c.
Private Limited Company
Incorporated 31 July 2023
47750 - Retail sale of cosmetic and toilet articles in specialised stores
Private Limited Company
Incorporated 28 July 2023
47749 - Retail sale of medical and orthopaedic goods in specialised stores (not incl. hearing aids) n.e.c.
Private Limited Company
Incorporated 15 December 2022
85600 - Educational support services
Private Limited Company
Incorporated 14 December 2022
85600 - Educational support services
Private Limited Company
Incorporated 9 September 2019
62020 - Information technology consultancy activities
Private Limited Company
Incorporated 23 August 2019
49320 - Taxi operation
Private Limited Company
Incorporated 30 July 2014
47599 - Retail of furniture, lighting, and similar (not musical instruments or scores) in specialised store
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Hounslow 020D includes TW1 1DQ and other nearby postcodes.
| Crime type | Incidents |
|---|---|
| Violence and sexual offences | 11 |
| Shoplifting | 3 |
| Vehicle crime | 3 |
| Bicycle theft | 2 |
| Anti-social behaviour | 1 |
| Other theft | 1 |
Answers use the geographic scope stated with each dataset above.
TW1 1DQ is in Hounslow, England.
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 TW1 1DQ postcode and its approximate address-derived outline, request a custom map.
Explore other full postcodes in the same postcode sector.