197 Spring Grove Road, Isleworth, TW7 4AL
Approved on 27 April 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
Erection of a single-storey rear extension and part first-floor side extension, and alterations to fenestration at the front porch.
- Received
- 18 February 2026
- Council
- London Borough of Hounslow
- Ward
- Hounslow East
- ReceivedReceived18 Feb
- ValidatedValidated2 Mar
- Consult.Consultation3 Apr
- TargetTarget Date
- DecidedDecided27 Apr
Decided in 56 days (council typically 56)
About this application
This is a full planning application for a single storey rear extension at 197 Spring Grove Road, Isleworth, TW7 4AL. Hounslow has handled 2,372 applications of this type. This one was decided in 68 days, 12 days longer than Hounslow's typical decision time. The site is in the Spring Grove conservation area. There has been 1 other application at this address. In the past year there have been 42 applications across Hounslow East. We hold 894 applications in total for the TW7 postcode area.
76% of full 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.See what's approved near your address
Application details
- Postcode
- TW7 4AL
- Application type
- Householder Applications
- Scale / size
- Small
Planning application dates
- Date validated
- 2 March 2026
- Consultation expiry
- 3 April 2026
- Consultation start
- 9 March 2026
- Consultation end
- 3 April 2026
- Application expires
- 27 April 2026
Planning decision
- Statutory period
- 56 days
Publicity
- First advertised
- 13 March 2026
Additional information
- Documents
- 12
Site constraints
Designations that overlap or adjoin the site outline.
- Conservation area: Spring GrovePart of the site
- 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 (21)
flood storage 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.
- 20266 May
Non Material Amendment to allow design changes following permission P/2025/1189
ApprovedNon-material amendmentP/2026/1363 - 202511 Sep
Certificate of lawfulness for the proposed erection of side and rear roof extensions to the house
RefusedLawful development: Proposed useP/2025/2747 - 202517 Apr
Erection of a single storey rear extension with a dummy-pitched roof to the front elevation of the existing…
ApprovedHouseholderP/2025/1189
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
- 197 Spring Grove Road, Isleworth, TW7 4ALP/2026/1363 · AmendmentApproved0.0 mi
- 191 Spring Grove Road, Isleworth, TW7 4ALP/2026/1770 · FullRefused0.0 mi
- 3 Witham Road, Isleworth, TW7 4AJP/2026/0779 · FullApproved0.1 mi
- 49 Worton Gardens, Isleworth, TW7 4BDP/2025/2381 · OutlineApproved0.1 mi
- 33 The Drive, Isleworth, TW7 4ABP/2025/1409 · OutlineApproved0.1 mi
For applicants and trades
Contractors near this project
Find contractors for extensions near this site- Avent Roofing ServicesVerifiedWestminsterRoofing9.2 mi
- Atlas South Technical Service LimitedVerifiedLondonProperty MaintenanceHandyman9.5 mi
- Nova Coat & PlasterVerifiedStreatham, LondonRenovations & RefurbishmentsPlastering9.7 mi
- Chiswick Maintenance LtdElectrician0.3 mi
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