The Gunnersbury 590 Chiswick High Road, Chiswick, London, W4 5RP
Proposal
Variation of condition 2 (approved plans) to allow alterations to approved plans following planning permission 00248/590/P14 dated 29/05/2020 for erection of two storey rear extension above the existing ground floor rear kitchen flat roof to add 2x2bed self-contained flats and addition of a flat roof on the main building and mansard roof on the side extension to create new third floor for use as 1x3bed self-contained flat and 2x1bed self-contained flats (Class C3)
- Received
- 8 April 2021
- Decided
- 9 June 2021 · APPROVED
- Decision level
- Delegated (officer decision)
- Council
- London Borough of Hounslow
- Ward
- Turnham Green (Pre May 2022)
- ReceivedSubmitted8 Apr
- ValidatedValidated8 Apr
- Consult.Consultation
- TargetTarget Date
- DecidedDecided9 Jun
Decided in 62 days (council typically 56)
This is a full planning application for a two storey rear extension at THE GUNNERSBURY 590 CHISWICK HIGH ROAD, CHISWICK, LONDON, W4 5RP. Hounslow has handled 2,388 applications of this type and approves 77% of them, typically deciding them in 58 days. This one was decided in 62 days, 4 days longer than Hounslow's median. The site is in the Thorney Hedge conservation area. There have been 2 other applications at this address. We hold 6,560 applications in total for the W4 postcode area.
Application Details
Applicant & Agent
Planning Application Dates
Planning Decision
Publicity
Appeal
Additional Information
Source: Hounslow
Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.
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Planning history at this site
2 other applications at this property, newest first.
- 202115 Feb
Details of condition 5 (Carbon offset fund) submitted pursuant of planning permission 00248/590/P14
ApprovedDischarge of conditionsP/2021/0580 - 20209 Nov
Details submitted pursuant to Condition 6 (Construction Management Plan) , 7 (arrangements for storing waste…
WithdrawnDischarge of conditionsP/2020/3878
Planning constraints
Designations at the address point. Ones next to the site may also apply.
- Conservation area: Thorney Hedge
- 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 2026-10-09. 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.
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