181 Bath Road, Hounslow, TW3 3BU

This site has had 2 applications since 2026.

• P/2026/2355 Awaiting decision

  181 Bath Road, Hounslow, TW3 3BU

  Certificate of lawfulness for the proposed erection of a detached outbuilding in the rear garden.

  Submitted 14 Aug 2026 Lawful development

1. 7 Aug 2026

   Received by Hounslow

2. 12 Aug 2026

   Added to PlanIndex

3. 23 Aug 2026

   Status changed to REGISTERED: Under Consultation

   Previously REGISTERED: Valid.

4. 5 Sep 2026

   Status changed to REGISTERED: Under Assessment

   Previously REGISTERED: Under Consultation.

5. 9 Oct 2026

   Status changed to REGISTERED: Pending recommendation

   Previously REGISTERED: Under Assessment.

6. Decision

   Awaiting decision

   Decision expected by 2 October 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Hounslow took a median of 56 days over the applications it decided in the last year.

This application is with Hounslow for determination, against a statutory target of eight weeks. Over the last year Hounslow decided householder applications in a median of 63 days. More in our guide to how long planning decisions take.

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.

• 181 Bath Road, Hounslow, TW3 3BU

  P/2026/2355 Submitted 14 Aug 2026 50 yards away

  100% historically approved · decision due ~9 Oct

  Certificate of lawfulness for the proposed erection of a detached outbuilding in the rear garden.

  Awaiting decision Lawful development 4 docs

• 165 Bath Road, Hounslow, TW3 3BU

  P/2024/3686 Submitted 5 Nov 2024 100 yards away

  The erection of an ancillary granny annexe.

  Refused Householder 9 docs
  Domestic

• 165 Bath Road, Hounslow, TW3 3BU

  P/2025/3311 Submitted 4 Nov 2025 100 yards away

  Certificate of lawfulness proposed for the erection of single storey detached outbuilding for use as store, playroom and gym to the house.

  Granted Lawful development 7 docs
  Small domestic

• 27 DENE AVENUE, HOUNSLOW, TW3 3AQ

  P/2023/0002 Submitted 3 Jan 2023 100 yards away

  Certificate of lawfulness for erection of rear roof extension with hip to gable conversion and front roof windows to the house

  Granted Lawful development Extension Loft or dormer +1 8 docs

• 27 DENE AVENUE, HOUNSLOW, TW3 3AQ

  P/2023/0003 Submitted 3 Jan 2023 100 yards away

  Erection of first floor rear extension with associated roof alteration to the house

  Granted Householder Extension 9 docs
  Domestic

• 27 DENE AVENUE, HOUNSLOW, TW3 3AQ

  PA/2023/0355 Submitted 3 Feb 2023 100 yards away

  Ground floor rear extension 6.00 metres deep, maximum height of 3.63 metres, 3.00 metres high to the eaves

  Granted Prior approval Extension 7 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