40 Oxford Road South, Chiswick, London, W4 3DH

1. 24 Feb 2026

   Received by Hounslow

2. 6 Mar 2026

   Validated

   Checked as complete and ready for consideration.

3. 1 May 2026

   Decision issued: APPROVED

4. 12 Aug 2026

   Added to PlanIndex

Hounslow granted permission on 1 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.

• 53 Oxford Road South, Chiswick, London, W4 3DD

  P/2025/2485 Submitted 12 Aug 2025 62m away

  Erection of a side and rear roof extension to create a habitable space.

  Granted Full applications Extension 14 docs

• 53 Oxford Road South, Chiswick, London, W4 3DD

  P/2024/3106 Submitted 17 Sep 2024 62m away

  Proposal for a hip-to-gable conversion and rear dormer with a Juliette balcony including one front roof lights and alterations of rear windows

  Refused Full applications Loft or dormer Windows or glazing 21 docs

• Flat First Floor, 61 Oxford Road South, Chiswick, London, W4 3DD

  P/2025/3315 Submitted 4 Nov 2025 77m away

  Erection of a rear roof dormer and outrigger extension with roof terrace and balustrades and two front roof windows to the first floor flat.

  Refused Full applications Extension Loft or dormer +1 9 docs

• 61 Flat First Floor, Oxford Road South, Chiswick, London, W4 3DD

  P/2025/3306 Submitted 3 Nov 2025 77m away

  Erection of a rear roof extension with Juliet balcony and two front roof windows to the house

  Granted Full applications Extension Windows or glazing 9 docs

• 63 Oxford Road South, Chiswick, London, W4 3DD

  P/2025/2918 Submitted 29 Sep 2025 78m away

  Erection of a rear roof extension with two front roof windows to the house.

  Granted Householder Extension Windows or glazing 8 docs
  Domestic

• 63 Oxford Road South, Chiswick, London, W4 3DD

  P/2025/3381 Submitted 11 Nov 2025 78m away

  Erection of a single storey rear wrap around extension to the house.

  Granted Householder Extension 10 docs
  Small domestic

• 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