1 Welwyn Avenue, Feltham, TW14 9SJ

1. 29 Oct 2024

   Received by Hounslow

2. 9 Dec 2024

   Decision issued: PRIOR APPROVAL IS NOT REQUIRED

3. 23 Aug 2026

   Added to PlanIndex

Hounslow granted permission on 9 December 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.

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.

• 3 Welwyn Avenue, Feltham, TW14 9SJ

  PA/2026/0899 Submitted 18 Mar 2026 50 yards away

  Ground floor rear extension 5.28 metres deep, maximum height 2.90 metres, 2.60 metres high to the eaves.

  Granted Prior approval Extension 6 docs

• 3 WELWYN AVENUE, FELTHAM, TW14 9SJ

  P/2023/0868 Submitted 20 Mar 2023 50 yards away

  Erection of a part single part two storey side and rear extension with front porch to the house

  Refused Householder Extension 10 docs
  Small domestic

• 3 Welwyn Avenue, Feltham, TW14 9SJ

  P/2026/1815 Submitted 18 Jun 2026 50 yards away

  Erection of a single storey side and part rear extension.

  Granted Householder Extension 7 docs
  Small domestic

• 49 Longford Avenue, Feltham, TW14 9TH

  P/2025/3108 Submitted 15 Oct 2025 50 yards away

  Variation of condition 2 (approved plans) to increase the roof height, introduce a flush rooflight above the bathroom, add one obscured side window and change all external windows and doors to Anthracite Grey of planning permission P/2025/0061 approved 10/06/2025 for the Erection of a single storey detached outbuilding for ancillary use to the main house.

  Granted Conditions Loft or dormer Windows or glazing 5 docs
  Small domestic

• 48 Longford Avenue, Feltham, TW14 9TG

  P/2026/0508 Submitted 11 Feb 2026 50 yards away

  Demolition of existing conservatory and erection of a single storey rear extension to the house.

  Granted Householder Extension Demolition 8 docs
  Small domestic

• 17 Welwyn Avenue, Feltham, TW14 9SJ

  P/2026/1226 Submitted 20 Apr 2026 50 yards away

  Conversion of the existing garage into a habitable room and erection of a front porch extension to the house.

  Granted Householder Extension 6 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