3 Clayponds Avenue, Brentford, TW8 9QQ

This site has had 2 applications since 2026.

• PA/2026/2649 Awaiting decision

  3 Clayponds Avenue, Brentford, TW8 9QQ

  Ground floor rear extension 6.00 metres deep, maximum height 3.80 metres, 3.00 metres high to the eaves.

  Submitted 17 Sep 2026 Prior approval

1. 17 Sep 2026

   Received by Hounslow

2. 20 Sep 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 12 November 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 lawful development applications in a median of 55 days. More in our guide to how long planning decisions take.

A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.

• 3 Clayponds Avenue, Brentford, TW8 9QQ

  PA/2026/2649 Submitted 17 Sep 2026 50 yards away

  91% historically approved · decision due ~12 Nov

  Ground floor rear extension 6.00 metres deep, maximum height 3.80 metres, 3.00 metres high to the eaves.

  Awaiting decision Prior approval Extension 9 docs

• 11 CLAYPONDS AVENUE, BRENTFORD, TW8 9QQ

  P/2023/0209 Submitted 23 Jan 2023 50 yards away

  Erection of a single storey side extension with rear and side roof extensions to the house

  Granted Householder Extension 14 docs
  Small domestic

• Garages Adjacent 2,Carville Crescent, Brentford, TW8 9RD

  P/2024/3288 Submitted 1 Oct 2024 100 yards away

  Variation of condition 13 (carbon emissions) to allow the change of wording of planning permission 00209/ADJ2/P1 approved 31/03/2022 for the demolition of the existing garages and erection of a two storey building comprising four flats including associated cycle storage, landscaping, refuse and recycling storage

  Granted Conditions New dwelling Demolition 3 docs
  Several homes

• 14 Springvale Avenue, Brentford, TW8 9QH

  P/2024/3271 Submitted 30 Sep 2024 100 yards away

  Lawful Development Certificate Existing for the use of the single storey outbuilding as a self contained residential unit

  Granted Lawful development 6 docs
  Small domestic

• Wallis House, Great West Road, Brentford, TW8 0HE

  P/2026/0287 Submitted 30 Jan 2026 150 yards away

  Listed building consent install a lead capping system to the existing coping stones

  Granted Heritage and listed buildings 18 docs

• Wallis House, Great West Road, Brentford, TW8 0HE

  P/2026/0359 Submitted 30 Jan 2026 150 yards away

  Installation of a lead capping system to the existing coping stones

  Granted Full applications 17 docs

• P/2026/2627 Awaiting decision

  23 Elmgate Avenue, Feltham, TW13 7BU

  Certificate of lawfulness for the proposed change of use from residential house Class C3a to a residential home for up to 3 young people aged between 7 and 18 Class C2

  Received 15 Sep, published by the council 20 Sep 2026 Lawful development
• P/2026/2631 Awaiting decision

  17 Northumberland Avenue, Isleworth, TW7 5HZ

  Certificate of lawfulness for the proposed erection of a rear roof extension with three roof windows to the front of the house.

  Received 15 Sep, published by the council 20 Sep 2026 Lawful development
• P/2026/2606 Awaiting decision

  35 Jersey Road, Hounslow, TW3 4BQ

  Certificate of Lawfulness for the Existing Continued Use as a Five Bedroom House in Multiple Occupation (HMO).

  Received 14 Sep, published by the council 20 Sep 2026 Lawful development
• P/2026/2609 Awaiting decision

  47 Sutton Road, Hounslow, TW5 0PN

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

  Received 14 Sep, published by the council 20 Sep 2026 Lawful development
• P/2026/2118 Granted

  54 Amhurst Gardens, Isleworth, TW7 6AJ

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

  Received 20 Jul, published by the council 26 Jul 2026 Lawful development