21A The Clumps, Ashford, TW15 1AT

1. 5 May 2026

   Received by Hounslow

2. 20 May 2026

   Validated

   Checked as complete and ready for consideration.

3. 26 Jul 2026

   Added to PlanIndex

4. 7 Aug 2026

   Decision issued: APPROVED

Hounslow granted permission on 7 August 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.

• Garage Blocks At Rear Of 13 And 16,The Clumps, Ashford, TW15 1AT

  P/2024/4155 Submitted 9 Dec 2024 50 yards away

  Non material amendment to allow to removal of the monitoring element of condition 6 of planning permission 00289/R/O13-16/P2 (P/2023/1410) approved 17/08/2023 for the erection of two part-one/part-two-storey buildings comprising four flats including associated cycle storage, landscaping, refuse and recycling storage.

  Granted Amendments New dwelling 3 docs
  Several homes

• 1 The Clumps, Ashford, TW15 1AT

  P/2024/2986 Submitted 6 Sep 2024 100 yards away

  Proposal for the erection of a Single Storey Side and Rear Extension, following the demolition of the existing Rear Extension and Detached Garage

  Granted Householder Extension Demolition 8 docs
  Small domestic

• 1 The Clumps, Ashford, TW15 1AT

  P/2025/1468 Submitted 8 May 2025 100 yards away

  Change of use from single family house to House of Multiple Occupation.

  Withdrawn Full applications 4 docs

• 233 Feltham Road Ashford TW15 1BB

  26/00133/PDH Submitted 10 Feb 2026 100 yards away

  Prior Approval Notification for a single storey rear extension extending 6 metres beyond the rear wall of the original dwellinghouse, with a maximum height and eaves height of 3 metres. Following removal of existing extension. (As shown on plans 233FELTHAMROAD/2026/01, 233FELTHAMROAD/2026/02, 233FELTHAMROAD/2026/03, 233FELTHAMROAD/2026/04 233FELTHAMROAD/2026/05, received 11.02.26)

  Granted Prior approval Extension 6 docs
  Small domestic

• 147 Ashford Road, Feltham, TW13 4RU

  P/2025/3219 Submitted 24 Oct 2025 150 yards away

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

  Granted Lawful development Extension Windows or glazing 6 docs

• 143 ASHFORD ROAD, FELTHAM, TW13 4RU

  P/2023/0504 Submitted 16 Feb 2023 150 yards away

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

  Granted Householder Extension 14 docs
  Small domestic

• P/2026/2623 Awaiting decision

  8 Lonsdale Road,Chiswick,W4 1ND

  Installation of external condenser at first floor level.

  Received 15 Sep, published by the council 17 Sep 2026 Householder
• P/2026/2125 Granted

  36 Midsummer Avenue, Hounslow, TW4 5BB

  Erection of a single storey rear extension and a single storey side extension following the demolition of the existing side garage.

  Received 21 Jul, published by the council 30 Jul 2026 Householder
• P/2026/2615 Awaiting decision

  48 Meadow Waye, Hounslow, TW5 9EZ

  Erection of a part first floor rear extension.

  Received 14 Sep, published by the council 17 Sep 2026 Householder
• P/2026/2619 Awaiting decision

  12 Letchworth Avenue, Feltham, TW14 9RY

  Erection of a single storey rear extension.

  Received 14 Sep, published by the council 17 Sep 2026 Householder
• P/2026/2600 Awaiting decision

  310 Lionel Road North, Brentford, TW8 9QX

  Erection of a rear roof extension.

  Received 14 Sep, published by the council 17 Sep 2026 Householder