24 Spencer Road, Isleworth, TW7 4BH

1. 13 Aug 2024

   Received by Hounslow

2. 4 Oct 2024

   Decision issued: GRANT

3. 23 Sep 2026

   Added to PlanIndex

Hounslow granted permission on 4 October 2024, 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.

• 48 Burlington Road, Isleworth, TW7 4LY

  P/2026/1133 Submitted 13 Apr 2026 50 yards away

  Erection of rear roof extensions, hip-to-gable roof extensions to both sides, and installation of two additional front roof windows.

  Refused Householder Extension Loft or dormer +1 6 docs
  Domestic

• 167 Spring Grove Road, Isleworth, TW7 4BJ

  P/2026/2370 Submitted 17 Aug 2026 150 yards away

  76% historically approved · decision due ~12 Oct

  Erection of first floor side and rear extensions with gable ends to the house

  Awaiting decision Householder Extension 3 docs
  Domestic

• 167-167A SPRING GROVE ROAD, ISLEWORTH, TW7 4BJ

  P/2021/3212 Submitted 6 Aug 2021 150 yards away

  Change of use of existing five bedroom dwelling house and six bedroom dwelling house into five one-bedroom flats, two two-bedroom flats and one three-bedroom flat with associated internal alterations. Erection of two first floor side extensions to both sides of 167 with front and rear roof extensions and conversion of existing garage to habitable room. Erection of a single storey side and first floor rear extension to 167a. Formation of vehicle access and amenity space, addition of cycle storage and waste and recycling storage with landscaping on site.

  Refused Full applications New dwelling Extension 16 docs
  Small domestic

• 5 Gresham Road, Hounslow, TW3 4BT

  P/2025/3801 Submitted 22 Dec 2025 150 yards away

  Erection of a custom / self-build two storey house with associated private amenity space, car parking and refuse storage following the demolition of the existing bungalow.

  Granted Full applications New dwelling Demolition 14 docs

• 49 Burlington Road, Isleworth, TW7 4LX

  P/2025/3558 Submitted 27 Nov 2025 150 yards away

  Erection of a single storey rear extension to the house.

  Refused Householder Extension 12 docs
  Small domestic

• 29 Spencer Road, Isleworth, TW7 4BN

  P/2024/2705 Submitted 8 Aug 2024 200 yards away

  Change of use from existing two self contained flats into one self contained flat, infill existing side entrance on the lower ground floor, Replacement of rear ground floor window with Juliet balcony and rear lower ground floor window

  Granted Full applications New dwelling Extension +1 8 docs

• 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