20 Kinnaird Avenue, Chiswick, London, W4 3SH

This site has had 2 applications since 2026: 2 approved, 0 refused.

• P/2026/0639 Granted

  20 Kinnaird Avenue, Chiswick, London, W4 3SH

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

  Decided 21 Apr 2026 Lawful development

1. 30 Apr 2026

   Received by Hounslow

2. 13 May 2026

   Validated

   Checked as complete and ready for consideration.

3. 2 Jul 2026

   Decision issued: APPROVED

4. 26 Jul 2026

   Added to PlanIndex

Hounslow granted permission on 2 July 2026, 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.

Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.

• 20 Kinnaird Avenue, Chiswick, London, W4 3SH

  P/2026/0639 Submitted 24 Feb 2026 50 yards away

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

  Granted Lawful development Extension 9 docs
  Small domestic

• 18 Kinnaird Avenue, Chiswick, London, W4 3SH

  P/2024/3911 Submitted 21 Nov 2024 50 yards away

  Works to four trees on site in conservation area. At front Lawson's Cypress (T1) - Lift crown lowest branches to 2.m above ground level - cut back any branches protruding from main canopy line. In rear garden Weeping Willow (T2) -reduce entire crown to previous reduction points retaining 10% of finer branch furnishings T3 - Bay(Laurus nobilis) -reduce height by 1m to suitable growth points -trim back front face branches by up to 0.75m. T4 - Norway Maple(Acer platanoides) -light crown trim removing new growth branches.

  Granted Trees 4 docs

• 24 Kinnaird Avenue, Chiswick, London, W4 3SH

  P/2025/2624 Submitted 27 Aug 2025 50 yards away

  Works to trees in a Conservation Area - 1 X T1 (Leyland Cypress) fell in sections, 1 X T2 (Blue Atlas Cedar) reduce height and lateral spread by 3.5m, leaving a natural form remove dead branches throughout the crown area that are over 2.5cm in diameter, and inspect the crown for any adversities and 1 X T3 (Leyland Cypress) reduce height and lateral spread by 2m- 2.5m, leaving a natural form, remove dead branches throughout the crown area that are over 2.5cm in diameter, and inspect the crown for any adversities in rear garden

  Granted Trees 4 docs

• 33 Kinnaird Avenue, Chiswick, London, W4 3SH

  P/2026/1302 Submitted 30 Apr 2026 50 yards away

  Works to a tree within a conservation area. Juneberry (Alemanchier) T1. Fell in sections to ground level.

  Granted Trees 4 docs

• 42 GROVE PARK ROAD, CHISWICK, W4 3SD

  P/2023/0621 Submitted 24 Feb 2023 50 yards away

  Work to Bay tree T1 in rear garden within conservation area. Reduce all overhanging branches by 2m to vertical stems to boundary line

  Granted Trees 4 docs

• 37 KINNAIRD AVENUE, CHISWICK, W4 3SH

  P/2023/0698 Submitted 3 Mar 2023 50 yards away

  Tree in conservation area: T1 Yew Reduce height to approx. 0.5-1m above trellis height. Shape remaining crown to create a tight and tidy shape. Aim is to create a smaller, more manageable tree for the future. T2 Palm Thin by 20%-30% to try get more light through. T3 Loquat Reduce all aspects of crown by approx. 1-1.5m and shape. T4 Olive Reduce all aspects of crown to approx. 3m from ground level.

  Granted Trees 4 docs

• P/2026/2623 Awaiting decision

  8 Lonsdale Road,Chiswick,W4 1ND

  Installation of external condenser at first floor level.

  Received 15 Sep, published by the council 17 Sep 2026 Householder
• P/2026/2125 Granted

  36 Midsummer Avenue, Hounslow, TW4 5BB

  Erection of a single storey rear extension and a single storey side extension following the demolition of the existing side garage.

  Received 21 Jul, published by the council 30 Jul 2026 Householder
• P/2026/2615 Awaiting decision

  48 Meadow Waye, Hounslow, TW5 9EZ

  Erection of a part first floor rear extension.

  Received 14 Sep, published by the council 17 Sep 2026 Householder
• P/2026/2619 Awaiting decision

  12 Letchworth Avenue, Feltham, TW14 9RY

  Erection of a single storey rear extension.

  Received 14 Sep, published by the council 17 Sep 2026 Householder
• P/2026/2600 Awaiting decision

  310 Lionel Road North, Brentford, TW8 9QX

  Erection of a rear roof extension.

  Received 14 Sep, published by the council 17 Sep 2026 Householder