197 Spring Grove Road, Isleworth, TW7 4AL

This site has had 3 applications since 2025: 3 approved, 0 refused.

• P/2026/1363 Granted

  197 Spring Grove Road, Isleworth, TW7 4AL

  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.

  Decided 3 Jun 2026 Amendments
• P/2026/0572 Granted

  197 Spring Grove Road, Isleworth, TW7 4AL

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

  Decided 27 Apr 2026 Householder

1. 11 Sep 2025

   Received by Hounslow

2. 31 Oct 2025

   Decision issued: LAWFNOTGRANT

3. 12 Aug 2026

   Added to PlanIndex

Hounslow granted permission on 31 October 2025, 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 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.

• 197 Spring Grove Road, Isleworth, TW7 4AL

  P/2026/0572 Submitted 18 Feb 2026 50 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 50 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

• 191 Spring Grove Road, Isleworth, TW7 4AL

  P/2026/1770 Submitted 15 Jun 2026 50 yards away

  Erection of single storey detached outbuilding for use as a games room, home gym, sauna and toilet in the rear garden.

  Refused Householder 6 docs
  Small domestic

• 3 Witham Road, Isleworth, TW7 4AJ

  P/2026/0779 Submitted 9 Mar 2026 100 yards away

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

  Granted Full applications Extension 7 docs
  Small domestic

• 3 Witham Road, Isleworth, TW7 4AJ

  P/2025/3713 Submitted 15 Dec 2025 100 yards away

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

  Withdrawn Householder Extension 4 docs
  Small domestic

• 4 Eversley Crescent, Isleworth, TW7 4LS

  P/2026/1495 Submitted 18 May 2026 100 yards away

  Erection of a single-storey rear infill conservatory extension.

  Granted Householder Extension 11 docs
  Small domestic

• P/2026/2813 Awaiting decision

  150 Wood Lane, Isleworth, TW7 5EQ

  (GSGS877009741) Certificate of lawfulness proposed for the erection of a single storey outbuilding to be used as a home gym / playroom / shed in the rear garden of the house

  Received 5 Oct, published by the council 9 Oct 2026 Lawful development
• P/2026/2334 Granted

  69 Central Avenue, Hounslow, TW3 2QW

  Certificate of lawfulness for the proposed hip to gable conversion and erection of rear roof extension with three front roof windows to the house.

  Received 12 Aug, published by the council 16 Aug 2026 Lawful development
• P/2026/2459 Granted

  2 Letchworth Avenue, Feltham, TW14 9RY

  Certificate of Lawfulness for the proposed hip to gable roof conversion, installation of two front roof windows, and erection of a rear roof extension to the existing house.

  Received 28 Aug, published by the council 5 Sep 2026 Lawful development
• P/2026/2787 Awaiting decision

  13 Denbigh Road, Hounslow, TW3 4DU

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

  Received 1 Oct, published by the council 9 Oct 2026 Lawful development
• P/2026/2790 Awaiting decision

  14 Old Farm Close, Hounslow, TW4 7AB

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

  Received 1 Oct, published by the council 6 Oct 2026 Lawful development