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21 Chiswick High Road, Chiswick, W4 2ND

P/2026/2667Details pursuant to a planning conditionApproved
Discharge / amendments

Approved on 20 October 2026

Approximate site (title boundary)
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

Details of Condition 3 (samples of all materials) submitted pursuant to permission P/2026/0933 dated 24/07/2026 for 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.

Received
21 September 2026
  1. Received21 Sep
  2. Validated22 Sep
  3. Consult.
  4. Target
  5. Decided20 Oct

Decided in 28 days (council typically 56)

About this application

This is a planning application for a garage at 21 Chiswick High Road,Chiswick,W4 2ND. Hounslow has handled 76 applications of this type. This one was decided in 28 days, 4 weeks quicker than Hounslow's typical decision time. The site is in 5 listed buildings nearby. There are no previous applications recorded at this address. We hold 6,647 applications in total for the W4 postcode area.

93% of details pursuant to a planning condition 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
W4 2ND
Application type
Details pursuant to a planning condition

Planning application dates

Date validated
22 September 2026

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

Possibly incomplete for this council: tree preservation orders.

Also checked, none recorded (20)

flood storage areas, conservation areas, green belt, scheduled monuments, World Heritage Sites, World Heritage Site buffer zones, registered parks and gardens, registered battlefields, 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.

Associated applications

  1. 2026
    22 Sep

    Details of Condition 3 (samples of all materials) submitted pursuant to permission P/2026/0933

    This applicationApprovedDetails pursuant to a planning conditionP/2026/2667
  2. 2026
    20 Mar

    Erection of single-storey and part three-storey rear extensions with terrace, rear roof extension and…

    ApprovedHouseholderPart ofP/2026/0933

Source: Hounslow

Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.

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