28 Thorney Hedge Road, Chiswick, London, W4 5SD

This site has had 2 applications since 2025: 2 approved, 0 refused.

• P/2025/3221 Granted

  28 Thorney Hedge Road, Chiswick, London, W4 5SD

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

  Decided 18 Dec 2025 Lawful development

1. 13 Jan 2026

   Received by Hounslow

2. 10 Feb 2026

   Validated

   Checked as complete and ready for consideration.

3. 1 Apr 2026

   Decision issued: APPROVED

4. 12 Aug 2026

   Added to PlanIndex

Hounslow granted permission on 1 April 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.

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.

• 28 Thorney Hedge Road, Chiswick, London, W4 5SD

  P/2025/3221 Submitted 24 Oct 2025 50 yards away

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

  Granted Lawful development Extension Windows or glazing 11 docs

• 51 Silver Crescent,Chiswick,W4 5SF

  P/2026/1819 Submitted 18 Jun 2026 50 yards away

  Erection of a part single storey and part first floor rear and side extension.

  Granted Householder Extension 5 docs
  Small domestic

• 51 Silver Crescent,Chiswick,W4 5SF

  P/2026/1810 Submitted 17 Jun 2026 50 yards away

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

  Granted Lawful development Extension Windows or glazing 5 docs

• 51 Silver Crescent,Chiswick,W4 5SF

  P/2026/2258 Submitted 4 Aug 2026 50 yards away

  Erection of a rear roof extension and two front rooflights to the house.

  Granted Householder Extension Loft or dormer 6 docs
  Domestic

• 40 THORNEY HEDGE ROAD, CHISWICK, LONDON, W4 5SD

  P/2023/0304 Submitted 31 Jan 2023 50 yards away

  Erection of a single storey rear extension following the demolition of the existing conservatory to create two self-contained flats

  Granted Full applications New dwelling Extension +1 59 docs
  Small domestic

• First Floor Flat 39B Thorney Hedge Road, Chiswick, London, W4 5SB

  P/2025/3823 Submitted 2 Jan 2026 50 yards away

  Erection of a rear roof extension with two front roof windows.

  Granted Full applications Extension Windows or glazing 10 docs

• 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