Planning application
5 Chiswick High Road, Chiswick, W4 2ND
Works: Extension Loft or dormer Roofing Small domestic
Read from the description, not a valuation. How we read the register
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Retrospective application for various works to the house: Single storey rear infill extension, basement extension with a rear lightwell, installation of a mains wired fire alarm system, new hot water cylinders on the third floor in the eaves, a new boiler to the third floor with flue through existing front roof, renewal of roof covering of main roof as part of dormer and rooflight works, raising the ceiling on the third floor to create the new bathroom and for the two skylights, new lighting, heating and electrics, utility room fit out within basement vaults, new sika waterproof render to walls in utility, new tiled floor and re-roofing the rear extension zinc roof with a fibreglass roof.
As published by the council, reference P/2025/3285
Application record
- Reference
- P/2025/3285
- Type
- Householder Applications
- Status
- Decided: APPROVED
- Decision
- APPROVED
- Received
- 30 Oct 2025
- Validated
- 11 Nov 2025
- Decided
- 28 Jan 2026
- Ward
- Chiswick Homefields
- Postcode
- W4 2ND
Site history
Applications at this address on the Hounslow register
This site has had 2 applications since 2025: 2 approved, 0 refused.
-
P/2025/3331 Granted
5 Chiswick High Road, Chiswick, W4 2ND
Listed building consent for retrospective application for various works to the house: Installation of a mains wired fire alarm system, Installation of new hot water cylinders on the third floor in the eaves, Installation of new boiler to the third floor with flue through existing front roof, renewal of roof covering of main roof as part of dormer and rooflight works, conservatory infill extension, Raising of the ceiling on the third floor to create the new bathroom to the third floor level and for the two skylights, New lighting, heating and electrics, Utility room fit out within basement vaults. New sika waterproof render to walls in utility, New tiled floor and Re-roofing of the rear extension zinc roof with a fibreglass roof.
Timeline
Dates from the published record
-
30 Oct 2025
Received by Hounslow
-
11 Nov 2025
Validated
Checked as complete and ready for consideration.
-
28 Jan 2026
Decision issued: APPROVED
-
12 Aug 2026
Added to PlanIndex
Documents
Plans, drawings, consultee responses and the officer's report
17 documents on file for this application
A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.
Trade members open them from here.
Open the documentsWhat this grant of permission means
Hounslow granted permission on 28 January 2026, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.
About householder applications
Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.
Nearby applications
Within 500 metres
-
5 Chiswick High Road, Chiswick, London, W4 2ND
Certificate of lawfulness existing for the erection of a single storey rear infill extension, installation of replacement double glazed windows, replacement of original lath and plaster with plasterboard
Withdrawn Lawful development Extension Windows or glazing 2 docsSmall domestic -
5 Chiswick High Road, Chiswick, W4 2ND
Listed building consent for retrospective application for various works to the house: Installation of a mains wired fire alarm system, Installation of new hot water cylinders on the third floor in the eaves, Installation of new boiler to the third floor with flue through existing front roof, renewal of roof covering of main roof as part of dormer and rooflight works, conservatory infill extension, Raising of the ceiling on the third floor to create the new bathroom to the third floor level and for the two skylights, New lighting, heating and electrics, Utility room fit out within basement vaults. New sika waterproof render to walls in utility, New tiled floor and Re-roofing of the rear extension zinc roof with a fibreglass roof.
Granted Heritage and listed buildings Extension Loft or dormer +1 12 docs -
Cycleway 9 CHISWICK HIGH ROAD, GOLDHAWK ROAD TO HEATHFIELD TERRACE, CHISWICK, LONDON
Screening opinion for a proposed cycle route project between Olympia and Brentford.
Decided Outline 4 docs -
405 - 407 King Street London W6 9NQ
94% historically approved · decision due ~18 Mar
Non-material amendment to planning permission ref: 2018/04135/FUL granted 23rd July 2019 for the 'Installation of a new shopfront.' Amendments to include alterations to the shop front glazing, addition of blanking panels to cover structure within the corners of the elevation, and a change of colour to the frame.
Awaiting decision Amendments Windows or glazing 7 docs -
21 Chiswick High Road, Chiswick, W4 2ND
Listed Building application for the erection of single-storey and part three-storey rear extensions with terrace, rear roof extension and outbuilding in rear garden for garage and home office. Internal alterations for removal of modern stair insertions, retention of historic circulation hierarchy, and repair of surviving fabric. External alterations to the facade including reinstatement of decorative pilasters, and refurbishment of brickwork, windows and front vault to create store. Front roof extension, reinstatement of the ground floor lightwell and basement windows to front elevation and associated works to forecourt, with soft landscaping. Erection of front wall with metal railings and gate.
Granted Heritage and listed buildings Extension Windows or glazing 25 docsSmall domestic -
21 Chiswick High Road, Chiswick, London, W4 2ND
Erection of single-storey and part three-storey rear extensions with terrace, rear roof extension and outbuilding in rear garden for garage and home office. Internal alterations for removal of modern stair insertions, retention of historic circulation hierarchy, and repair of surviving fabric. External alterations to the facade including reinstatement of decorative pilasters, and refurbishment of brickwork, windows and front vault to create store. Front roof extension, reinstatement of the ground floor lightwell and basement windows to front elevation and associated works to forecourt, with soft landscaping. Erection of front wall with metal railings and gate. (Listed building P/2026/1052)
Granted Householder Extension Windows or glazing 24 docsSmall domestic
Other householder applications
In Hounslow
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P/2026/2047 Granted
9 Borough Road, Isleworth, TW7 5DY
Erection of a single storey rear extension.
-
P/2026/1858 Granted
8 CONNAUGHT AVENUE, HOUNSLOW, TW4 5BW
Erection of single storey front extension to the outbuilding for used as storage, office and a Gym. Following part demolition of the outbuilding.
-
P/2026/2503 Awaiting decision
25 Arnold Crescent, Isleworth, TW7 7NS
Erection of a single storey rear, two storey side extension, and rear roof extension with two front roof windows to the house.
-
P/2026/1522 Granted
4 Camborne Way, Hounslow, TW5 0PW
Erection of a single storey rear extension and reduction in width of the existing side and rear extension.
-
P/2026/2024 Granted
20 Hartland Road, Isleworth, TW7 6RH
Erection of a rear roof extension with windows to the front of the house.