13 OSTERLEY AVENUE, ISLEWORTH, TW7 4QF

1. 28 Jun 2021

   Received by Hounslow

2. 22 Jul 2021

   Decision issued: PRIOR APPROVAL IS NOT REQUIRED

3. 26 Jul 2026

   Added to PlanIndex

Hounslow granted permission on 22 July 2021, 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.

• 18 Osterley Avenue, Isleworth, TW7 4QF

  P/2026/1518 Submitted 20 May 2026 50 yards away

  Erection of single storey and a part first floor rear extension to the house and erection of single storey detached outbuilding to be used as a gym in the rear garden.

  Granted Householder Extension 6 docs
  Small domestic

• 171 Thornbury Road, Isleworth, TW7 4QG

  P/2025/0538 Submitted 20 Feb 2025 150 yards away

  66% historically approved · decision due ~29 Aug

  Alterations to the existing ground floor commercial unit including replacement of the shopfront, addition of a new entrance door, Installation of a rear lightwell and extension of the rear terrace area with associated external changes to the side and rear elevations.

  Awaiting decision Full applications Extension Windows or glazing 7 docs

• 205 Jersey Road, Isleworth, TW7 4QJ

  P/2026/2336 Submitted 12 Aug 2026 150 yards away

  77% historically approved · decision due ~7 Oct

  Erection of a two storey side and rear extension, a rear roof extension and a single storey outbuilding to be used as a home gym

  Awaiting decision Householder Extension 4 docs
  Small domestic

• 205 Jersey Road, Isleworth, TW7 4QJ

  P/2025/2792 Submitted 17 Sep 2025 150 yards away

  Works to a tree within a conservation area - Eucalyptus to be felled and replaced with a Cherry Blossom tree

  Granted Trees 4 docs

• 4 St Marys Crescent, Isleworth, TW7 4NA

  P/2026/0591 Submitted 19 Feb 2026 150 yards away

  Erection of a first-floor rear infill extension, loft conversion, and increase to the roof ridge height.

  Granted Householder Extension Loft or dormer +1 6 docs
  Domestic

• 181 Thornbury Road, Isleworth, TW7 4QG

  P/2026/0849 Submitted 13 Mar 2026 150 yards away

  Works to trees in a Conservation Area. Thuja plicata. Fell to ground level.

  Granted Trees 5 docs

• 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

  Received 14 Sep, published by the council 17 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

  Received 3 Aug, published by the council 5 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.

  Received 9 Sep, published by the council 17 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.

  Received 8 Sep, published by the council 10 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.

  Received 8 Sep, published by the council 10 Sep 2026 Prior approval