30A Osterley Avenue, Isleworth, TW7 4QF

1. 25 Sep 2024

   Received by Hounslow

2. 27 Sep 2024

   Validated

   Checked as complete and ready for consideration.

3. 8 Jan 2025

   Decision issued: APPROVED

4. 23 Sep 2026

   Added to PlanIndex

Hounslow granted permission on 8 January 2025, 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.

• 18 Osterley Avenue, Isleworth, TW7 4QF

  P/2026/1518 Submitted 20 May 2026 50 yards away

  Erection of single storey and a part first floor rear extension to the house and erection of single storey detached outbuilding to be used as a gym in the rear garden.

  Granted Householder Extension 6 docs
  Small domestic

• 13 OSTERLEY AVENUE, ISLEWORTH, TW7 4QF

  PA/2021/2645 Submitted 28 Jun 2021 100 yards away

  Ground floor rear extension 5 metres deep, maximum height of 3.5 metres, 2.95 metres high to the eaves.

  Granted Prior approval Extension 5 docs

• 62 BASSETT GARDENS, ISLEWORTH, TW7 4QY

  P/2023/0215 Submitted 23 Jan 2023 100 yards away

  Erection of single storey rear extension with three skylights to the house and render to be applied to the rear & front of the house and the extension.

  Granted Householder Extension 16 docs
  Small domestic

• 31 THORNBURY AVENUE, ISLEWORTH, TW7 4NF

  P/2023/0164 Submitted 17 Jan 2023 100 yards away

  Retrospective application for the erection of a single storey side and part rear extension, roof extension with rear and side dormers and roof windows; changes to front boundary wall, rendering of external walls and replacement windows and doors.

  Refused Householder Extension Loft or dormer +1 9 docs
  Small domestic

• 23 Thornbury Avenue, Isleworth, TW7 4NF

  P/2025/3117 Submitted 15 Oct 2025 150 yards away

  Retrospective permission for the existing rear canopy.

  Granted Householder 7 docs
  Domestic

• 21 Thornbury Avenue, Isleworth, TW7 4NF

  P/2025/2580 Submitted 21 Aug 2025 150 yards away

  Installation of render the front and side elevation and installation of external wall insulation and render to the rear elevation of the house.

  Granted Householder 7 docs
  Domestic

• P/2026/1827 Granted

  31 Staveley Gardens,Chiswick,W4 2SA

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

  Received 19 Jun, published by the council 26 Jul 2026 Householder
• P/2026/2039 Granted

  132 Guildford Avenue, Feltham, TW13 4EL

  Erection of a single storey rear extension.

  Received 9 Jul, published by the council 26 Jul 2026 Householder
• P/2026/2657 Awaiting decision

  37 Marshall Close, Hounslow, TW4 5HJ

  Retrospective application for the single storey front and side infill extensions. Removal of the single storey rear canopy extension to the house

  Received 17 Sep, published by the council 23 Sep 2026 Householder
• P/2026/1567 Granted

  15 Devonshire Gardens, Chiswick, London, W4 3TN

  Demolition of the existing single storey detached unenclosed gazebo outbuilding in the south western area of the house's rear garden and erection of a single storey detached outbuilding with a front lean-to in the south western area of the house's rear garden.

  Received 26 May, published by the council 26 Jul 2026 Householder
• P/2026/2655 Awaiting decision

  39 Old Cote Drive, Hounslow, TW5 0RW

  Erection of a single storey detached outbuilding.

  Received 17 Sep, published by the council 20 Sep 2026 Householder