8 The Close, Isleworth, TW7 4BL

This site has had 2 applications since 2026: 1 approved, 0 refused.

• P/2026/2368 Granted

  8 The Close, Isleworth, TW7 4BL

  Certificate of lawfulness for the proposed erection of a rear roof extension with hip to gable conversion and three front roof lights.

  Decided 15 Sep 2026 Lawful development

1. 25 Sep 2026

   Received by Hounslow

2. 26 Sep 2026

   Validated

   Checked as complete and ready for consideration.

3. 30 Sep 2026

   Added to PlanIndex

4. 9 Oct 2026

   Status changed to REGISTERED: Under Consultation

   Previously REGISTERED: Valid.

5. Decision

   Awaiting decision

   Decision expected by 21 November 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Hounslow took a median of 56 days over the applications it decided in the last year.

This application is with Hounslow for determination, against a statutory target of eight weeks. Over the last year Hounslow decided householder applications in a median of 63 days. More in our guide to how long planning decisions take.

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.

• 8 The Close, Isleworth, TW7 4BL

  P/2026/2368 Submitted 17 Aug 2026 50 yards away

  Certificate of lawfulness for the proposed erection of a rear roof extension with hip to gable conversion and three front roof lights.

  Granted Lawful development Extension Loft or dormer 4 docs

• 3 HERBERT PLACE, ISLEWORTH, TW7 4BU

  P/2021/3321 Submitted 16 Aug 2021 50 yards away

  Certificate of Lawfulness for the erection of a single storey rear extension to the house

  Refused Lawful development Extension 7 docs
  Small domestic

• 204 Spring Grove Road, Isleworth, TW7 4BG

  P/2024/3082 Submitted 16 Sep 2024 100 yards away

  Proposal for the erection of a first-floor rear infill extension, side and rear dormers, conversion of a pitch to crown roof, lowering of eaves height to side addition.

  Granted Householder Extension Loft or dormer 19 docs
  Domestic

• 26 Worton Gardens, Isleworth, TW7 4BB

  P/2026/0616 Submitted 23 Feb 2026 100 yards away

  Certificate of lawfulness for the proposed erection of a rear roof extension with hip to gable conversion and front roof windows to the house.

  Granted Lawful development Extension Loft or dormer +1 5 docs

• 50 Worton Gardens, Isleworth, TW7 4BB

  P/2025/3136 Submitted 17 Oct 2025 150 yards away

  Details of condition 12 energy and sustainability of planning permission P/2025/0671 approved 27/05/2025 for erection of a self/custom build two storey detached house in the rear garden with associated landscaping, cycle and refuse storage following the demolition of the existing outbuilding.

  Granted Conditions New dwelling Demolition 4 docs

• 29 WORTON GARDENS, ISLEWORTH, TW7 4BD

  P/2021/3200 Submitted 6 Aug 2021 150 yards away

  Demolition of existing and erection of a single storey outbuilding in rear garden.

  Refused Householder Demolition 4 docs
  Small domestic

• P/2026/2304 Granted

  18 Clifden Road, Brentford, TW8 0PF

  Erection of a side and rear extensions.

  Received 7 Aug, published by the council 12 Aug 2026 Householder
• P/2026/2804 Awaiting decision

  128 Durham Road, Feltham, TW14 0AE

  Erection of a detached outbuilding in the rear garden following demolition of existing shed.

  Received 2 Oct, published by the council 9 Oct 2026 Householder
• P/2026/2301 Granted

  4 Glebe Street, Chiswick, W4 2BG

  Erection of a front side and rear side infill extensions with alterations to the rear elevation, a rear side first floor infill extension with replacement of windows to the rear elevation and installation of new rooflights to the existing ground floor infill extension of the house

  Received 7 Aug, published by the council 16 Aug 2026 Householder
• P/2026/1167 Granted

  20 Firs Drive, Hounslow, TW5 9TD

  Erection of part one, part two-storey side extension following demolition of existing garage and part one, part two-storey rear extension. Raising of roof ridge, erection of rear roof extensions, and installation of one front roof window.

  Received 15 Apr, published by the council 26 Jul 2026 Householder
• P/2026/2025 Granted

  1 Kneller Gardens, Isleworth, TW7 7NP

  Erection of a single storey rear and first floor side extension incorporating the conversion of the existing garage to a habitable room

  Received 8 Jul, published by the council 26 Jul 2026 Householder