Planning application
P/2026/2025
1 Kneller Gardens, Isleworth, TW7 7NP
Proposal
Erection of a single storey rear extension and first floor side extension.
As published by the council, reference P/2026/2025
Timeline
Dates from the published record
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8 Jul 2026
Received by Hounslow
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26 Jul 2026
Added to PlanIndex
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Decision
Awaiting decision
The statutory target is eight weeks for most applications and thirteen for major development. Extensions of time are common.
What happens while it is decided
The process from here
This application is with Hounslow for determination. The council publicises it, consults neighbours and technical bodies where required, and weighs the responses against local and national planning policy.
The statutory target is eight weeks for most applications and thirteen for major development, though extensions of time are common. Comments carry most weight while the case is undecided, so check the council portal for the deadline if you want to respond.
About householder applications
How this application type works
Householder applications cover work to an existing house and its garden: extensions, loft and garage conversions, porches, outbuildings and similar alterations within the boundary of the home. They cannot be used to create a separate dwelling or change what the building is used for. Councils aim to decide them within eight weeks, and immediate neighbours are usually notified and given a chance to comment.
Nearby applications
Within 500 metres
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P/2021/2507 Refused
305 WHITTON DENE, ISLEWORTH, TW7 7NE
Erection of a single storey side and rear extension with associated internal alterations
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P/2026/2105 Awaiting decision
72 Kneller Gardens, Isleworth, TW7 7NW
Certificate of lawfulness for the proposed erection of a rear roof extension with hip to gable conversion with front roof windows.
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PA26/1407 Granted
Kneller Hall Royal Military School Of Music, Kneller Road, Twickenham, TW2 7DU
Details pursuant to Condition 13 - Bore Holes (Phase 1 and Phase 2), and Condition 37 - NS17 Ecological Enhancements, of planning permission 22/3004/FUL.
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PA26/2609 Awaiting decision
RADNOR HOUSE SCHOOL LIMITED, Kneller Hall Royal Military School Of Music, Kneller Road, Twickenham, TW2 7DU
Details pursuant to Condition 35 - sustainable drainage system, of planning permission 22/3004/FUL.
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24/2239/PS192 Granted
183 Whitton Dene Whitton Isleworth TW7 7NJ
Hip-to-gable loft extension / conversion and one new roof light to the existing roof
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P/2026/0389 Granted
389 Whitton Dene,Isleworth,Hounslow,TW7 7NF
Formation of a vehicular access to the public pathway.
Other householder applications
In Hounslow
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P/2026/2228 Awaiting decision
Magnolias,1 Eastbourne Road,Chiswick,W4 3EB
Erection of a front porch, single storey rear infill extension, first floor rear extension, rear roof extension and a single storey detached outbuilding.
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P/2026/2222 Awaiting decision
17 Park Drive,Acton,W3 8ND
Replacement of porch window with double glazed windows and rear window to be replaced with double glazed windows.
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P/2026/2208 Awaiting decision
20, Adelaide Terrace Great West Road, Brentford, TW8 9PQ
Erection of a single storey rear and side extension.
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P/2026/2215 Awaiting decision
1 The Drive, Feltham, TW14 0AQ
Erection of a single storey detached outbuilding.
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P/2026/2206 Awaiting decision
28 Eversley Crescent, Isleworth, TW7 4LS
Erection of a side roof extension with roof windows and a Juliet balcony to the rear of the property.