Lampton School Lampton Avenue, Hounslow, TW3 4EP

1. 25 Feb 2026

   Received by Hounslow

2. 26 Mar 2026

   Validated

   Checked as complete and ready for consideration.

3. 20 May 2026

   Decision issued: APPROVED

4. 12 Aug 2026

   Added to PlanIndex

Hounslow granted permission on 20 May 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.

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

• 39 Lampton Avenue, Hounslow, TW3 4EW

  P/2026/1447 Submitted 8 May 2026 70m away

  Erection of a two storey side extension and part single storey rear extension to the house.

  Granted Householder Extension 7 docs
  Small domestic

• 39 Lampton Avenue, Hounslow, TW3 4EW

  PA/2025/3643 Submitted 8 Dec 2025 70m away

  Ground floor rear extension 6.00 metres deep, maximum height 3.00 metres, 2.80 metres high to the eaves.

  Granted Prior approval Extension 5 docs

• 39 Lampton Avenue, Hounslow, TW3 4EW

  P/2025/3675 Submitted 5 Dec 2025 70m away

  Certificate of lawfulness for a proposed hip to gable conversion and erection of a rear roof extension to the house and the erection of single storey detached outbuilding to be used as a garden store and gym in the rear garden.

  Granted Lawful development Extension Loft or dormer 7 docs
  Small domestic

• 18 Lampton Avenue, Hounslow, TW3 4EN

  P/2024/1530 Submitted 13 May 2024 104m away

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

  Granted Householder Extension 17 docs
  Small domestic

• 14 LAMPTON AVENUE, HOUNSLOW, TW3 4EN

  P/2021/2647 Submitted 29 Jun 2021 124m away

  Erection of a hip to gable and rear roof extension with three front roof windows.

  Refused Householder Extension Loft or dormer +1 7 docs
  Domestic

• 19 LAMPTON AVENUE, HOUNSLOW, TW3 4EW

  PA/2021/2784 Submitted 8 Jul 2021 177m away

  Ground floor rear extension 6 metres deep, maximum height of 2.55 metres, 2.50 metres high to the eaves

  Granted Prior approval Extension 6 docs

• P/2026/1189 Granted

  12 The Grove, Isleworth, TW7 4JZ

  Installation of one front boundary gate and new windows to allow the conversion of existing single family house to five self contained flats with associated refuse and cycle storage.

  17 Apr 2026 Full applications
• P/2026/1937 Granted

  Flat Ground Floor, 102 New Heston Road, Hounslow, TW5 0LF

  Erection of a single storey detached outbuilding for use as a home office in the rear garden of the flat

  30 Jun 2026 Full applications
• P/2026/1494 Granted

  2 Bath Road, Chiswick, London, W4 1LW

  Demolition of the single-storey rear extension, installation of temporary scaffolding to the façade of the building, installation of associated plant equipment, an external condenser unit and acoustic shelter. Internal layout alterations and installation of secondary glazing, external alterations including re-rendering to allow continued use under Class E (c) and (g)(i)

  6 May 2026 Full applications
• P/2026/1936 Refused

  Flat First Floor, 102 New Heston Road, Hounslow, TW5 0LF

  Erection of a rear roof and outrigger extension with two front rooflights to the flat

  30 Jun 2026 Full applications
• P/2026/0592 Granted

  87 Cranleigh Road, Feltham, TW13 4QA

  Erection of a two storey residential house with associated landscaping, private amenity space, cycle and refuse storage.

  19 Feb 2026 Full applications