18 CHESTNUT GROVE, ISLEWORTH, TW7 7EZ

1. 1 Feb 2023

   Received by Hounslow

2. 13 Mar 2023

   Decision issued: PRIOR APPROVAL DOES NOT COMPLY

3. 26 Jul 2026

   Added to PlanIndex

Hounslow granted permission on 13 March 2023, 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.

Prior approval applies where permitted development rights already grant the principle of the work, leaving the council only the specific matters the rules name, commonly within 56 days. More in our guide to planning application types.

• 20 Chestnut Grove, Isleworth, TW7 7EZ

  P/2026/0319 Submitted 3 Feb 2026 7m away

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

  Granted Lawful development Extension Loft or dormer +1 9 docs

• 33 Chestnut Grove, Isleworth, TW7 7HA

  PA/2026/1038 Submitted 30 Mar 2026 33m away

  Ground floor rear extension 5.00 metres deep, maximum height of 3.00 metres, 3.00 metres high to the eaves

  Granted Prior approval Extension 5 docs

• 11 Chestnut Grove, Isleworth, TW7 7HA

  P/2026/0236 Submitted 26 Jan 2026 58m away

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

  Granted Lawful development Extension Loft or dormer +1 7 docs

• 4 Chestnut Grove, Isleworth, TW7 7EZ

  P/2026/1565 Submitted 26 May 2026 59m away

  Erection of single storey side and rear extension to the house. Following the demolition of existing rear extension.

  Granted Householder Extension Demolition 9 docs
  Small domestic

• 2A Cleveland Road, Isleworth, TW7 7EY

  P/2026/0774 Submitted 6 Mar 2026 86m away

  Raising of roof ridge, erection of a rear roof extension with hip to gable conversion to both side of the roof and two front roof windows to the house.

  Granted Householder Extension Loft or dormer +1 9 docs
  Domestic

• 2A Cleveland Road, Isleworth, TW7 7EY

  P/2026/0753 Submitted 5 Mar 2026 86m away

  Certificate of lawfulness for the proposed erection of a single storey rear extension to the house.

  Granted Lawful development Extension 9 docs
  Small domestic

• PA/2026/2611 Awaiting decision

  72 Crosslands Avenue, Southall, UB2 5RA

  Ground floor rear extension 6 metres deep, maximum height of 3 metres, 3 metres high to the eaves

  14 Sep 2026 Prior approval
• PA/2026/2246 Granted

  72 Kneller Gardens, Isleworth, TW7 7NW

  Ground floor rear extension 6.00 metres deep, maximum height of 2.90 metres, 2.90 metres high to the eaves

  3 Aug 2026 Prior approval
• PA/2026/2565 Awaiting decision

  31 Spencer Road, Isleworth, TW7 4BN

  Ground floor rear extension 4.00 metres deep, maximum height 3.60 metres, 3.00 metres high to the eaves.

  9 Sep 2026 Prior approval
• PA/2026/2551 Awaiting decision

  98 Bulstrode Avenue, Hounslow, TW3 3AG

  Ground floor rear extension 5.00 metres deep, maximum height 2.95 metres, 2.95 metres high to the eaves.

  8 Sep 2026 Prior approval
• PA/2026/2550 Awaiting decision

  63 Beavers Crescent, Hounslow, TW4 6EU

  Ground floor rear extension 5.00 metres deep, maximum height 3.51 metres, 3.00 metres high to the eaves.

  8 Sep 2026 Prior approval