41 Manor Avenue, Hounslow, TW4 7JN

This site has had 2 applications since 2025: 2 approved, 0 refused.

• P/2025/3262 Granted

  41 Manor Avenue, Hounslow, TW4 7JN

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

  Decided 15 Dec 2025 Lawful development

1. 28 Oct 2025

   Received by Hounslow

2. 8 Dec 2025

   Decision issued: PRIOR APPROVAL IS NOT REQUIRED

3. 12 Aug 2026

   Added to PlanIndex

Hounslow granted permission on 8 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.

• 41 Manor Avenue, Hounslow, TW4 7JN

  P/2025/3262 Submitted 28 Oct 2025 50 yards away

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

  Granted Lawful development Extension Loft or dormer +1 5 docs

• 53 Manor Avenue, Hounslow, TW4 7JN

  P/2026/1415 Submitted 11 May 2026 50 yards away

  Certificate of lawful use existing as two self contained flats

  Granted Lawful development New dwelling 6 docs

• 104 Rosemary Avenue, Hounslow, TW4 7JG

  P/2026/1947 Submitted 1 Jul 2026 100 yards away

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

  Granted Lawful development Extension Loft or dormer +1 6 docs

• 104 Rosemary Avenue, Hounslow, TW4 7JG

  PA/2026/2415 Submitted 24 Aug 2026 100 yards away

  78% historically approved · decision due ~19 Oct

  Ground floor rear extension 6.00 metres deep, maximum height 3.25 metres, 3.00 metres high to the eaves.

  Awaiting decision Prior approval Extension 3 docs

• 27 Basildene Road, Hounslow, TW4 7LG

  P/2026/0889 Submitted 17 Mar 2026 100 yards away

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

  Granted Lawful development Extension Windows or glazing 4 docs

• 96 ROSEMARY AVENUE, HOUNSLOW, TW4 7JG

  P/2023/0759 Submitted 9 Mar 2023 100 yards away

  Certificate of lawfulness for the continued use of the outbuilding as a self contained dwelling

  Granted Lawful development 12 docs
  Small domestic

• 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