26 Cornwall Grove, Chiswick, London, W4 2LB

This site has had 2 applications since 2026: 1 approved, 1 refused.

• P/2026/1053 Refused

  26 Cornwall Grove, Chiswick, London, W4 2LB

  Erection of a part side infill and rear extension to the ground floor flat.

  Decided 18 May 2026 Full applications

1. 8 Jun 2026

   Received by Hounslow

2. 17 Jul 2026

   Decision issued: APPROVED

3. 26 Jul 2026

   Added to PlanIndex

Hounslow granted permission on 17 July 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.

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

• 26 Cornwall Grove, Chiswick, London, W4 2LB

  P/2026/1053 Submitted 31 Mar 2026 50 yards away

  Erection of a part side infill and rear extension to the ground floor flat.

  Refused Full applications Extension 11 docs

• Flat Ground Floor, 28 Cornwall Grove, Chiswick, London, W4 2LB

  P/2026/0554 Submitted 16 Feb 2026 50 yards away

  Erection of a single storey rear extension to the ground floor flat.

  Granted Full applications Extension 10 docs
  Small domestic

• 17 Cornwall Grove, Chiswick, London, W4 2LB

  P/2026/0026 Submitted 7 Jan 2026 50 yards away

  Erection of a single storey rear and infill extension following the demolition of the existing rear and infill extension to the house

  Granted Householder Extension Demolition 10 docs
  Small domestic

• 45 CORNWALL GROVE, CHISWICK, LONDON, W4 2LB

  P/2021/2408 Submitted 15 Jun 2021 50 yards away

  Erection of a single storey rear infill extension and replacement of rear windows.

  Granted Householder Extension Windows or glazing 15 docs
  Small domestic

• 25 BALFERN GROVE, CHISWICK, W4 2JX

  PA/2023/1063 Submitted 3 Apr 2023 50 yards away

  Ground floor rear extension 5.6 metres deep, maximum height of 3.05 metres, 3.00 metres high to the eaves.

  Granted Prior approval Extension 5 docs

• 5 Cornwall Grove, Chiswick, London, W4 2LB

  P/2026/0529 Submitted 13 Feb 2026 50 yards away

  Erection of a rear infill extension. Installation of new windows to the rear elevation and main roof.

  Granted Householder Extension Windows or glazing 8 docs
  Domestic

• P/2026/2596 Awaiting decision

  Kew Bridge Distribution Centre,Lionel Road South,Brentford,TW8 9QR

  Change of use of Unit 2A to Use Class B8 (Storage and Distribution), with 1 no. cycle parking space at ground floor level.

  Received 11 Sep, published by the council 17 Sep 2026 Full applications
• P/2026/2592 Awaiting decision

  St Pauls Church Bath Road, Hounslow, TW3 3DA

  Installation of PV solar panels on the roof.

  Received 10 Sep, published by the council 17 Sep 2026 Full applications
• P/2026/2588 Awaiting decision

  Griffin Brewery, Asahi UK Holdings Ltd, Chiswick Lane South, Chiswick, London, W4 2QB

  Replacing existing fencing with a three meter mesh fencing.

  Received 10 Sep, published by the council 17 Sep 2026 Full applications
• P/2026/2579 Awaiting decision

  Land to the North of 38 Alexandra Road, Hounslow, TW3 4HN

  Erection of a two storey house with associated private amenity space, cycle and refuse storage.

  Received 10 Sep, published by the council 17 Sep 2026 Full applications
• P/2026/2080 Granted

  2 Chiswick High Road, Chiswick, London, W4 1TH

  Replacement of all windows and doors.

  Received 16 Jul, published by the council 16 Aug 2026 Full applications