Granwood Court, 20 The Grove, Isleworth, TW7 4JX

This site has had 4 applications since 2022: 3 approved, 0 refused.

• P/2026/2078 Awaiting decision

  Granwood Court, 20 The Grove, Isleworth, TW7 4JX

  Variation of condition 7 (landscape) to improve the safety of the site and access of planning permission 00523/20/P1 (P/2022/3520) approved 14/04/2023 for the erection of a third floor roof extension incorporating five self contained flats with associated refuse and cycle parking provision

  Submitted 16 Jul 2026 Conditions
• P/2026/2010 Granted

  Granwood Court, 20 The Grove, Isleworth, TW7 4JX

  Variation of Condition 2 (Approved Plans) to remove the PVC cladding panels on the existing elevations and replace with render and changes to the windows within the third floor following planning permission P/2022/3520 approved 14/04/2023 erection of a third floor roof extension incorporating five self-contained flats with associated refuse and cycle parking provision.

  Decided 1 Sep 2026 Conditions
• P/2022/3520 Granted

  GRANWOOD COURT 20 THE GROVE, ISLEWORTH, TW7 4JX

  Erection of a third floor roof extension incorporating five self-contained flats with associated refuse and cycle parking provision.

  Decided 14 Apr 2023 Full applications

1. 23 Sep 2025

   Received by Hounslow

2. 20 Nov 2025

   Decision issued: APPROVED

3. 12 Aug 2026

   Added to PlanIndex

• P/2022/3520 Granted

  GRANWOOD COURT 20 THE GROVE, ISLEWORTH, TW7 4JX

  Erection of a third floor roof extension incorporating five self-contained flats with associated refuse and cycle parking provision.

  Decided 14 Apr 2023 Full applications

Hounslow granted permission on 20 November 2025, 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.

This application deals with conditions on an existing permission, supplying the details a condition requires or asking to vary or remove one, without reopening the permission itself. More in our guide to planning application types.

• Granwood Court, 20 The Grove, Isleworth, TW7 4JX

  P/2026/2010 Submitted 7 Jul 2026 4m away

  Variation of Condition 2 (Approved Plans) to remove the PVC cladding panels on the existing elevations and replace with render and changes to the windows within the third floor following planning permission P/2022/3520 approved 14/04/2023 erection of a third floor roof extension incorporating five self-contained flats with associated refuse and cycle parking provision.

  Granted Conditions New dwelling Extension +1 6 docs

• GRANWOOD COURT 20 THE GROVE, ISLEWORTH, TW7 4JX

  P/2022/3520 Submitted 4 Nov 2022 4m away

  Erection of a third floor roof extension incorporating five self-contained flats with associated refuse and cycle parking provision.

  Granted Full applications New dwelling Extension 30 docs

• Granwood Court, 20 The Grove, Isleworth, TW7 4JX

  P/2026/2078 Submitted 16 Jul 2026 4m away

  91% historically approved · decision due ~10 Sep

  Variation of condition 7 (landscape) to improve the safety of the site and access of planning permission 00523/20/P1 (P/2022/3520) approved 14/04/2023 for the erection of a third floor roof extension incorporating five self contained flats with associated refuse and cycle parking provision

  Awaiting decision Conditions New dwelling Extension 3 docs

• 1-23 Fairways, Thornbury Road, Isleworth, TW7 4LB

  P/2026/1050 Submitted 30 Mar 2026 48m away

  Works to trees in a Conservation Area T1 Sycamore. Crown lift to 5 metres by removing low branches and cut back overhang to access road by 2 metres to balance asymmetric crown T2 Cypress. Reduce height by 4.5 metres T3 Cherry. Cut back branches from house by 3 metres T4 Copper Beech. Cut back branches from house by 3 metres

  Granted Trees 3 docs

• 35 The Grove, Isleworth, TW7 4JT

  P/2026/0523 Submitted 13 Feb 2026 56m away

  Details of materials submitted pursuant to Condition 3 of permission P/2025/3131 dated 24/12/2025 for Erection of two storey side extension, single storey rear extension and part first floor rear extension following the demolition of the existing side garage.

  Granted Conditions Extension Demolition 4 docs
  Small domestic

• 35 The Grove, Isleworth, TW7 4JT

  P/2025/3131 Submitted 17 Oct 2025 56m away

  Erection of two storey side extension, single storey rear extension and part first floor rear extension following the demolition of the existing side garage.

  Granted Householder Extension Demolition 14 docs
  Small domestic

• P/2026/2010 Granted

  Granwood Court, 20 The Grove, Isleworth, TW7 4JX

  Variation of Condition 2 (Approved Plans) to remove the PVC cladding panels on the existing elevations and replace with render and changes to the windows within the third floor following planning permission P/2022/3520 approved 14/04/2023 erection of a third floor roof extension incorporating five self-contained flats with associated refuse and cycle parking provision.

  7 Jul 2026 Conditions
• P/2026/0078 Granted

  Buildings 29-37,MOD Feltham Site,Elmwood Avenue,Feltham,Middlesex,TW13 7AH

  Details submitted pursuant to Condition 5 (Construction Logistics Management Plan), Condition 16 (Watching Brief), Condition 17 (Invasive Species), Condition 19 (Biodiversity Net Gain), Condition 28 (Remediation Strategy), and Condition 32 (Bird Hazard Management Plan) of permission P/2024/0622 dated 31/10/2025 for Formation of a new school, erection of three new school buildings with main access from Browell's Lane, installation of a multi use games area, playing pitch, parking, landscaping and associated infrastructure following the demolition of the former MOD buildings.

  12 Jan 2026 Conditions
• P/2026/1558 Granted

  74 Dukes Avenue, Chiswick, London, W4 2AF

  Variation of condition 2 (approved plans) to allow the reduction in size of the outbuilding and the garden storage moved of planning permission P/2024/3412 approved 20/12/2024 for the erection of a single storey detached out building for use as paint studio in the rear garden

  22 May 2026 Conditions
• P/2026/2464 Awaiting decision

  Rivers Academy Tachbrook Road, Feltham, TW14 9PE

  Details of Condition 12 (School Access Strategy) submitted pursuant to permission P/2025/1059 dated 15/08/2025 for Erection of a three storey temporary school building and provision of temporary playing pitches on the school sports field.

  28 Aug 2026 Conditions
• P/2026/2453 Awaiting decision

  155 Chiswick High Road, Chiswick, London, W4 2DT

  Variation of Condition 9 ( Internal water usage) to the flats hereby approved, shall be fitted to ensure that the development would achieve the internal water usage of 105 litres per person per day target of planning permission P/2024/2338 approved 07/01/2025 for the conversion of the existing unit on the ground floor into two commercial units incorporating the conversion of the rear garage to commercial space. Erection of a two storey rear extension to facilitate the change of use of the existing commercial unit on the first and second floor into three self contained flats. Installation of one front and one side roof window, solar panels on the roof and side elevation windows.

  27 Aug 2026 Conditions