158C Ash Grove, Hounslow, TW5 9DS

1. 15 Aug 2025

   Received by Hounslow

2. 17 Dec 2025

   Validated

   Checked as complete and ready for consideration.

3. 20 Apr 2026

   Decision issued: APPROVED

4. 12 Aug 2026

   Added to PlanIndex

Hounslow granted permission on 20 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.

• 158D Ash Grove, Hounslow, TW5 9DS

  P/2025/2524 Submitted 15 Aug 2025 50 yards away

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

  Granted Householder Extension Loft or dormer 11 docs
  Domestic

• 158B Ash Grove, Hounslow, TW5 9DS

  P/2025/2522 Submitted 15 Aug 2025 50 yards away

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

  Granted Householder Extension Loft or dormer 10 docs
  Domestic

• 158E Ash Grove, Hounslow, TW5 9DS

  P/2025/2525 Submitted 15 Aug 2025 50 yards away

  Erection of a rear roof extension and one front rooflight to the house.

  Granted Householder Extension Loft or dormer 11 docs
  Domestic

• 158A Ash Grove, Hounslow, TW5 9DS

  P/2025/2521 Submitted 15 Aug 2025 50 yards away

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

  Granted Householder Extension Loft or dormer 9 docs
  Domestic

• 158F Ash Grove, Hounslow, TW5 9DS

  P/2025/2526 Submitted 15 Aug 2025 50 yards away

  Erection of a rear roof extension and one front rooflight to the house.

  Granted Householder Extension Loft or dormer 11 docs
  Domestic

• 158 Ash Grove, Hounslow, TW5 9DS

  P/2026/1145 Submitted 14 Apr 2026 50 yards away

  Non-Material Amendment to solar panel positioning and energy statement pursuant to permission P/2023/0440 dated 14/07/2023 for Erection of two pairs of semi-detached houses and a pair of semi-detached bungalows following demolition of the two storey side extension and outbuilding to 158 Ash Grove and demolition of garage to 156 Ash Grove, with associated amenity, car parking and cycle and bin stores.

  Granted Amendments Extension Demolition 4 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