2 Mayfield Avenue, Chiswick, London, W4 1PW

1. 29 Oct 2025

   Received by Hounslow

2. 20 Jan 2026

   Decision issued: APPROVED

3. 12 Aug 2026

   Added to PlanIndex

Hounslow granted permission on 20 January 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.

• 10 Mayfield Avenue, Chiswick, London, W4 1PW

  P/2024/3349 Submitted 6 Oct 2024 50 yards away

  Extended rear dormer with a roof window to rear roof slope, replacement window to sash window to rear, replacement dormer window to sash and a rooflight to front roof slope and new windows to ground floor side elevations including internal alterations.

  Refused Householder Loft or dormer Windows or glazing 16 docs
  Domestic

• 12 Mayfield Avenue, Chiswick, London, W4 1PW

  P/2024/3733 Submitted 9 Nov 2024 50 yards away

  Erection of a single storey rear extension.

  Granted Householder Extension 14 docs
  Small domestic

• 132 Chiswick High Road, Chiswick, London, W4 1PU

  P/2025/3419 Submitted 14 Nov 2025 50 yards away

  Creation of an outdoor seating area with balustrade enclosure to the front of the restaurant with alterations to two of the six front panels to existing shopfront.

  Refused Full applications Windows or glazing 29 docs

• 178 Chiswick High Road,Chiswick,London,W4 1PR

  P/2026/1598 Submitted 28 May 2026 50 yards away

  Installation of one externally illuminated fascia sign and one internally illuminated projecting sign.

  Granted Advertising 9 docs

• 125A CHISWICK HIGH ROAD, CHISWICK, LONDON, W4 2ED

  P/2019/3816 Submitted 23 Oct 2019 50 yards away

  Change of use from Retail (Use Class: A1) to a flexible Dentist (Use Class: D1a) or Beauty Salon (Sui Generis)

  Refused Full applications 6 docs

• 5 Thornton Avenue, Chiswick, London, W4 1QE

  P/2026/0156 Submitted 19 Jan 2026 50 yards away

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

  Granted Householder Extension 9 docs
  Small 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