190 Whitton Dene, Isleworth, TW7 7NG

1. 10 Oct 2025

   Received by Hounslow

2. 3 Nov 2025

   Validated

   Checked as complete and ready for consideration.

3. 11 Dec 2025

   Decision issued: PRIOR APPROVAL IS NOT REQUIRED

4. 12 Aug 2026

   Added to PlanIndex

Hounslow granted permission on 11 December 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.

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.

• 347 WHITTON DENE, ISLEWORTH, TW7 7NE

  P/2023/1145 Submitted 11 Apr 2023 50 yards away

  Erection of a rear roof extension with hip to gable and front & rear roof windows.

  Refused Householder Extension Loft or dormer +1 7 docs
  Domestic

• 349 WHITTON DENE, ISLEWORTH, TW7 7NE

  P/2023/1070 Submitted 4 Apr 2023 50 yards away

  Erection of a rear roof extension to the house.

  Withdrawn Householder Extension 10 docs
  Domestic

• 206 HALL ROAD, ISLEWORTH, TW7 7PG

  P/2021/2154 Submitted 1 Jun 2021 100 yards away

  Certificate of Lawfulness for a single storey rear extension to the house

  Granted Lawful development Extension 7 docs
  Small domestic

• 22 Kneller Gardens, Isleworth, TW7 7NW

  P/2025/2627 Submitted 28 Aug 2025 150 yards away

  Erection of a front porch extension to the house.

  Granted Householder Extension 7 docs
  Small domestic

• 6 ARNOLD CRESCENT, ISLEWORTH, TW7 7NT

  PA/2021/2662 Submitted 29 Jun 2021 150 yards away

  Ground floor rear extension 6 metres deep, maximum height of 2.95 metres, 2.80 metres high to the eaves

  Granted Prior approval Extension 9 docs

• 305 WHITTON DENE, ISLEWORTH, TW7 7NE

  P/2022/4040 Submitted 19 Dec 2022 150 yards away

  Conversion of the house into two self contained residential units

  Granted Full applications 15 docs

• PA/2026/2437 Refused

  17 Orchard Road, Brentford, TW8 0QX

  Ground floor rear extension 5.51 metres deep, maximum height of 2.80 metres, 2.06 metres high to the eaves

  Received 26 Aug, published by the council 2 Sep 2026 Prior approval
• PA/2026/2481 Refused

  6 Speart Lane, Hounslow, TW5 9EF

  Ground floor rear extension 8.00 metres deep, maximum height of 3.00 metres, 2.80 metres high to the eaves

  Received 1 Sep, published by the council 5 Sep 2026 Prior approval
• PA/2026/2768 Awaiting decision

  86 Kneller Gardens, Isleworth, TW7 7NW

  Ground floor rear extension 4.50 metres, maximum height 3.20 metres, 2.70 metres high to the eaves.

  Received 30 Sep, published by the council 6 Oct 2026 Prior approval
• PA/2026/2393 Granted

  2 Letchworth Avenue, Feltham, TW14 9RY

  Ground floor rear extension 6.00 metres deep, maximum height of 3.00 metres, 2.85 metres high to the eaves

  Received 18 Aug, published by the council 23 Aug 2026 Prior approval
• PA/2026/2364 Granted

  9 Westbourne Road, Feltham, TW13 4LX

  Ground floor rear extension 4.5 metres deep, maximum height of 2.8 metres, 2.8 metres high to the eaves

  Received 13 Aug, published by the council 23 Aug 2026 Prior approval