320B Great West Road, Hounslow, TW5 0BA
Refused on 4 August 2026
Boundary © HM Land Registry, © Ordnance Survey · details
This information is subject to Crown copyright and database rights 2026 and is reproduced with the permission of HM Land Registry. The polygons (including the associated geometry, namely x, y co-ordinates) are subject to Crown copyright and database rights 2026 Ordnance Survey AC0000851063. Conditions of use.
Proposal
Certificate of lawfulness for the proposed erection of a detached outbuilding in the rear garden.
- Received
- 4 June 2026
- Council
- London Borough of Hounslow
- Ward
- Heston Central
- ReceivedReceived4 Jun
- ValidatedValidated9 Jun
- Consult.Consultation9 Jun
- TargetTarget Date
- DecidedDecided4 Aug
Decided in 56 days (council typically 56)
About this application
This is an outline application for an outbuilding at 320B Great West Road, Hounslow, TW5 0BA. Hounslow has handled 1,060 applications of this type. This one was decided in 61 days, 5 days longer than Hounslow's typical decision time. There have been 2 other applications at this address. In the past year there have been 103 applications across Heston Central. We hold 610 applications in total for the TW5 postcode area.
82% of outline applications at London Borough of Hounslow were approved. Across all application types, the council typically decides in about 8 weeks (median).
Based on decided applications received in the last 3 years.Planning something similar? See what gets approved on your street
Application details
- Postcode
- TW5 0BA
- Application type
- Lawful Development Certificate (Proposed)
- Scale / size
- Small
Planning application dates
- Date validated
- 9 June 2026
- Consultation expiry
- 9 June 2026
- Consultation end
- 9 June 2026
- Application expires
- 4 August 2026
Planning decision
- Statutory period
- 56 days
Additional information
- Documents
- 3
Site constraints
Designations that overlap or adjoin the site outline.
- Article 4 direction: Dwellinghouses (C3) to small HMOs (C4) - borough-wide Article 4 Direction
- Flood zone 1: Low probability (rivers and sea)
Possibly incomplete for this council: tree preservation orders.
Also checked, none recorded (22)
flood storage areas, conservation areas, listed buildings, green belt, scheduled monuments, World Heritage Sites, World Heritage Site buffer zones, registered parks and gardens, registered battlefields, Heritage at Risk entries, nutrient neutrality catchments, national parks, National Landscapes, SSSIs, Special Areas of Conservation, Special Protection Areas, Ramsar sites, ancient woodland, national nature reserves, local nature reserves, heritage coasts and brownfield registers.
A guide only, from official open data; it is not a planning search. Flood zones cover rivers and sea, not surface water.
Data © Crown copyright and others · sources and licences
Contains public sector information from planning.data.gov.uk (MHCLG and local planning authorities), licensed under the Open Government Licence v3.0. © Crown copyright and database right 2026.
© Historic England 2026. Contains Ordnance Survey data © Crown copyright and database right 2026. The Historic England GIS Data contained in this material was obtained on 2026-11-03. The most publicly available up to date Historic England GIS Data can be obtained from HistoricEngland.org.uk.
© Natural England copyright. Contains Ordnance Survey data © Crown copyright and database right 2026.
© Environment Agency copyright and/or database right 2026. All rights reserved. Flood Map for Planning, Open Government Licence v3.0.
Contains Ordnance Survey data © Crown copyright and database right 2026.
Source: Office for National Statistics licensed under the Open Government Licence v.3.0. Contains OS data © Crown copyright and database right 2026.
Planning history at this site
3 other applications at this property, newest first.
- 202517 Nov
Ground floor rear extension 8.00 metres deep, maximum height of 3.00 metres, 3.00 metres high to the eaves
ApprovedPrior Approval Larger Home ExtensionPA/2025/3442 - 202517 Nov
Certificate of lawfulness proposed for a hip to gable roof conversion to both sides with a rear roof…
RefusedOutlineP/2025/3445 - 202529 Apr
Erection of single storey extension to the outbuilding for use as gym, office and garage in the rear garden.
RefusedHouseholderP/2025/1345
Source: Hounslow
Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.
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Around this site
Nearby applications
- 320B Great West Road, Hounslow, TW5 0BAPA/2025/3442 · OutlineApproved0.0 mi
- 320B Great West Road, Hounslow, TW5 0BAP/2025/3445 · OutlineRefused0.0 mi
- 17 Sutton Square, Hounslow, TW5 0JBP/2026/0150 · OutlineApproved0.0 mi
- 51 Greencroft Road, Hounslow, TW5 0BHPA/2024/3637 · OutlineApproved0.1 mi
- 19 Prospect Close, Hounslow, TW3 4JLP/2026/0079 · OutlineApproved0.1 mi
For applicants and trades
Contractors near this project
Find contractors for new builds near this site- A 2 Z Electricals (UK) LtdElectrician0.4 mi
- Caliber Glazing LtdWindow & Door Installer0.4 mi
- Suir Engineering UK LimitedElectrician0.5 mi
- Gill Heating and Electrical ServiceElectrician0.5 mi
Planning something similar?
See what the council approved and refused for outbuildings and garden rooms on your street. Pick your home and get the evidence before you pay for drawings.