51 Napier Road, Isleworth, TW7 7HP

1. 10 Feb 2026

   Received by Hounslow

2. 7 Apr 2026

   Decision issued: APPROVED

3. 12 Aug 2026

   Added to PlanIndex

Hounslow granted permission on 7 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.

• 39 Napier Road, Isleworth, TW7 7HP

  P/2025/3157 Submitted 20 Oct 2025 50 yards away

  Works to trees in a Conservation Area. Cherry (Prunus species) T1. Fell to ground level

  Granted Trees 4 docs

• 36 Napier Road, Isleworth, TW7 7HP

  P/2026/2418 Submitted 24 Aug 2026 50 yards away

  75% historically approved · decision due ~23 Oct

  Erection of a rear roof extension.

  Awaiting decision Householder Extension 17 docs
  Domestic

• 36 Napier Road, Isleworth, TW7 7HP

  P/2026/1897 Submitted 25 Jun 2026 50 yards away

  Certificate of lawfulness for the proposed erection of a rear roof extension.

  Granted Lawful development Extension 8 docs

• 40 Napier Road, Isleworth, TW7 7HP

  P/2026/1582 Submitted 27 May 2026 50 yards away

  Works to trees in a conservation area. T1 Olive. Reduce overhanging branches to No.48 Eve Road back towards the boundary, removing 2-3 limbs back to main stem, and removing approximately 2 metres of overhang. Final height is unchanged at 8m and final spread of 5m. T2 Crab Apple. Reduce any overhang to No.48 Eve Road back towards the boundary, cutting to suitable growth points, or back to main stem where appropriate. Final height is unchanged at 3m and final spread of 2.5m.

  Granted Trees 4 docs

• 35 NAPIER ROAD, ISLEWORTH, TW7 7HP

  P/2021/1733 Submitted 4 May 2021 50 yards away

  Erection of a single storey rear extension to the house

  Granted Householder Extension 7 docs
  Small domestic

• 60 DAWES AVENUE, ISLEWORTH, TW7 7JS

  P/2021/2038 Submitted 24 May 2021 50 yards away

  Removal of conditions 3 and 4 (restricting 'permitted development' rights) of planning permission 00337/60/P4 dated 07/06/2000 for the sub-division of existing dwelling house into one two-bedroom dwelling house and one one-bedroom dwellinghouse

  Refused Full applications 9 docs
  Domestic

• 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