3 Witham Road, Isleworth, TW7 4AJ

This site has had 2 applications since 2025: 1 approved, 0 refused.

• P/2026/0779 Granted

  3 Witham Road, Isleworth, TW7 4AJ

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

  Decided 27 May 2026 Full applications

1. 15 Dec 2025

   Received by Hounslow

2. 5 Jan 2026

   Validated

   Checked as complete and ready for consideration.

3. 26 Jul 2026

   Added to PlanIndex

The applicant withdrew this application before Hounslow decided it, and is free to submit a revised scheme at any time. 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.

• 3 Witham Road, Isleworth, TW7 4AJ

  P/2026/0779 Submitted 9 Mar 2026 50 yards away

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

  Granted Full applications Extension 7 docs
  Small domestic

• 62 Thornbury Road, Isleworth, TW7 4LN

  P/2026/0134 Submitted 15 Jan 2026 100 yards away

  Certificate of lawfulness for the proposed erection of a detached single storey outbuilding to the rear of the house

  Granted Lawful development 6 docs
  Small domestic

• 62 Thornbury Road, Isleworth, TW7 4LN

  P/2026/2541 Submitted 7 Sep 2026 100 yards away

  77% historically approved · decision due ~2 Nov

  Erection of a single storey detached outbuilding.

  Awaiting decision Householder 4 docs
  Small domestic

• 62 Thornbury Road, Isleworth, TW7 4LN

  P/2025/3090 Submitted 14 Oct 2025 100 yards away

  Erection a single storey side and rear extension following the demolition of an existing conservatory to the house.

  Granted Householder Extension Demolition 6 docs
  Small domestic

• 197 Spring Grove Road, Isleworth, TW7 4AL

  P/2026/0572 Submitted 18 Feb 2026 100 yards away

  Erection of a single storey rear and part first floor side extension incorporating alterations to the front porch

  Granted Householder Extension 14 docs
  Small domestic

• 197 Spring Grove Road, Isleworth, TW7 4AL

  P/2026/1363 Submitted 6 May 2026 100 yards away

  Non Material Amendment to allow design changes to the overhang, roof lights and rear glazing to the single storey rear extension following permission P/2025/1189 dated 15/07/2025 for Erection of a single storey rear extension with a dummy-pitched roof to the front elevation of the existing side extension to the house.

  Granted Amendments Extension Loft or dormer +1 7 docs
  Small domestic

• P/2026/1827 Granted

  31 Staveley Gardens,Chiswick,W4 2SA

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

  Received 19 Jun, published by the council 26 Jul 2026 Householder
• P/2026/1567 Granted

  15 Devonshire Gardens, Chiswick, London, W4 3TN

  Demolition of the existing single storey detached unenclosed gazebo outbuilding in the south western area of the house's rear garden and erection of a single storey detached outbuilding with a front lean-to in the south western area of the house's rear garden.

  Received 26 May, published by the council 26 Jul 2026 Householder
• P/2026/2655 Awaiting decision

  39 Old Cote Drive, Hounslow, TW5 0RW

  Erection of a single storey detached outbuilding.

  Received 17 Sep, published by the council 20 Sep 2026 Householder
• P/2026/2643 Awaiting decision

  103 Syon Park Gardens, Isleworth, TW7 5NF

  Erection of two side roof extensions.

  Received 16 Sep, published by the council 20 Sep 2026 Householder
• P/2026/2642 Awaiting decision

  103 Syon Park Gardens, Isleworth, TW7 5NF

  Erection of a single storey side extension.

  Received 16 Sep, published by the council 20 Sep 2026 Householder