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 0m 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 34m 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 34m 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 34m away

  76% historically approved · decision due ~29 Sep

  Erection of a rear roof extension.

  Awaiting decision Householder Extension 3 docs
  Domestic

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

  P/2025/3823 Submitted 2 Jan 2026 44m away

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

  Granted Full applications Extension Windows or glazing 10 docs

• 65 SILVER CRESCENT, CHISWICK, LONDON, W4 5SF

  P/2021/1923 Submitted 14 May 2021 46m away

  Erection of a first floor rear extension to the house

  Refused Householder Extension 8 docs
  Domestic

• 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