15 Elmwood Road, Chiswick, London, W4 3DY

1. 22 Jan 2026

   Received by Hounslow

2. 16 Mar 2026

   Decision issued: APPROVED

3. 12 Aug 2026

   Added to PlanIndex

Hounslow granted permission on 16 March 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.

• 19 Cedars Road, Chiswick, London, W4 3JP

  P/2026/1482 Submitted 18 May 2026 71m away

  100% historically approved · decision due ~7 Aug

  Certificate of lawfulness for the existing use of a House in Multiple Occupation.

  Awaiting decision Lawful development 2 docs

• 19 Cedars Road, Chiswick, W4 3JP

  P/2024/2649 Submitted 1 Aug 2024 71m away

  Change of use from a single family house (Class C3) to a House in Multiple Occupation (Class C4) for occupation by up to six persons.

  Refused Full applications 8 docs

• Flat 1, 5 Cedars Road, Chiswick, London, W4 3JP

  P/2026/0988 Submitted 25 Mar 2026 73m away

  Erection of a part single storey rear extension to the flat

  Granted Full applications Extension 16 docs
  Small domestic

• 24 Compton Crescent, Chiswick, London, W4 3JA

  P/2025/3439 Submitted 17 Nov 2025 86m away

  Erection of a side infill extension with a glass roof.

  Granted Householder Extension 10 docs
  Domestic

• 20 Compton Crescent, Chiswick, London, W4 3JA

  P/2025/3738 Submitted 17 Dec 2025 96m away

  Erection of a single storey rear infill extension to the house

  Granted Householder Extension 14 docs
  Small domestic

• 20 Compton Crescent, Chiswick, London, W4 3JA

  P/2025/3736 Submitted 17 Dec 2025 96m away

  Certificate of lawfulness for the proposed erection of a rear outrigger roof extension to the house

  Granted Lawful development Extension 9 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