4 Glebe Street, Chiswick, W4 2BG

1. 7 Aug 2026

   Received by Hounslow

2. 16 Aug 2026

   Added to PlanIndex

3. 23 Aug 2026

   Status changed to REGISTERED: Under Consultation

   Previously REGISTERED: Valid.

4. Decision

   Awaiting decision

   Decision expected by 2 October 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 55 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 62 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.

• 4 Glebe Street, Chiswick, London, W4 2BG

  P/2026/2300 Submitted 7 Aug 2026 0m away

  Erection of a front side and a rear side infill extension, alterations to the rear ground floor fenestration; replacement of existing first floor rear and side casement windows; and installation of new rooflights to the existing ground floor infill extension of the house.

  Granted Householder Extension Loft or dormer +1 7 docs
  Domestic

• 4 Glebe Street, Chiswick, London, W4 2BG

  P/2026/2308 Submitted 7 Aug 2026 0m away

  76% historically approved · decision due ~2 Oct

  Erection of a rear roof extension and rear outrigger extension, hip to gable roof extension, and installation of two front roof windows to the house.

  Awaiting decision Householder Extension Loft or dormer +1 7 docs
  Domestic

• 16 Glebe Street, Chiswick, London, W4 2BG

  P/2025/3151 Submitted 20 Oct 2025 30m away

  Erection of a rear roof dormer infill extension, second floor rear outrigger dormer extension, single storey rear infill extension and ground floor front infill extension, installation of two replacement front roof lights, replacement ground and first floor front sash windows, replacement first floor rear window with a Juliet balcony and alterations to the existing single storey rear extension, and removal of a first floor rear outrigger side window (with matching infilling) to the house.

  Granted Householder Extension Loft or dormer +1 10 docs
  Small domestic

• 18 GLEBE STREET, CHISWICK, LONDON, W4 2BG

  P/2021/2901 Submitted 16 Jul 2021 34m away

  Certificate of lawfulness for the erection of a rear roof and part rear outrigger roof extension with two front roof windows to the house .

  Granted Lawful development Extension Windows or glazing 5 docs

• 29 GLEBE STREET, CHISWICK, LONDON, W4 2BD

  P/2021/2158 Submitted 1 Jun 2021 37m away

  Erection of a single story rear and infill extension to the house

  Granted Householder Extension 9 docs
  Domestic

• 29 GLEBE STREET, CHISWICK, LONDON, W4 2BD

  P/2021/2157 Submitted 1 Jun 2021 37m away

  Certificate of lawfulness for the erection of a rear outrigger roof extension with installation of a smaller front roof window to the house

  Refused Lawful development Extension Windows or glazing 7 docs

• P/2026/2047 Granted

  9 Borough Road, Isleworth, TW7 5DY

  Erection of a single storey rear extension.

  10 Jul 2026 Householder
• P/2026/1858 Granted

  8 CONNAUGHT AVENUE, HOUNSLOW, TW4 5BW

  Erection of single storey front extension to the outbuilding for used as storage, office and a Gym. Following part demolition of the outbuilding.

  23 Jun 2026 Householder
• P/2026/2503 Awaiting decision

  25 Arnold Crescent, Isleworth, TW7 7NS

  Erection of a single storey rear, two storey side extension, and rear roof extension with two front roof windows to the house.

  3 Sep 2026 Householder
• P/2026/1522 Granted

  4 Camborne Way, Hounslow, TW5 0PW

  Erection of a single storey rear extension and reduction in width of the existing side and rear extension.

  20 May 2026 Householder
• P/2026/2024 Granted

  20 Hartland Road, Isleworth, TW7 6RH

  Erection of a rear roof extension with windows to the front of the house.

  8 Jul 2026 Householder