26 Alwyn Avenue, Chiswick, London, W4 4PB

1. 30 Oct 2024

   Received by Hounslow

2. 2 Dec 2024

   Decision issued: NO OBJECTION

3. 23 Aug 2026

   Added to PlanIndex

Hounslow granted permission on 2 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.

Applications for works to trees cover protected trees: consent under a tree preservation order, or six weeks notice for trees in a conservation area. More in our guide to planning application types.

• Garage adjacent to 4 Alwyn Avenue, Chiswick, London,W4 4PB

  P/2026/2572 Submitted 10 Sep 2026 50 yards away

  99% historically approved · decision due ~12 Nov

  Works to tree within a conservation area. Horse Chestnut (T1). Reduce by approx. 2-3m from height and width to balance and shape.

  Awaiting decision Trees 3 docs

• 27 WAVENDON AVENUE, CHISWICK, LONDON, W4 4NT

  P/2023/1233 Submitted 18 Apr 2023 50 yards away

  Works to ten trees in rear garden within the conservation area. T1 Olive reduce height by 2m, lift canopy by 1 - 1.5m above fence. T2 Bay tree (small sapling) fell to ground level. T3 Grandiflora tree fell to ground level. T4 Palm tree remove dead leaves. T5 Bay and laurel tree reduce height by 2m, trim to shape (garden side only). T6 Chinese privet shrub reduce height to stand around 2m above fence. T7 Photinia shrub prune to be level with Chinese privet shrub to stand around 2m above fence. T8 Olive tree reduce height by 2m or to be level with Chinese privet shrub. T9 Palm tree lift lower canopy 1.5m, remove dead seed pods

  Granted Trees 4 docs
  Small domestic

• 12 Alwyn Avenue, Chiswick, London, W4 4PB

  P/2026/2224 Submitted 30 Jul 2026 50 yards away

  Works to trees in a Conservation Area. Crown reduce 2 x Cherry trees by up to 1.5 metres with a finishing height of 4 metres.

  Granted Trees 5 docs

• 12 ALWYN AVENUE, CHISWICK, W4 4PB

  P/2023/0327 Submitted 1 Feb 2023 50 yards away

  Work to three trees in a conservation area: Felling of Conifer tree Reduction of 2 Cherry trees by 1m to 4m high

  Granted Trees 5 docs

• 35 ALWYN AVENUE, CHISWICK, W4 4PA

  P/2021/2070 Submitted 25 May 2021 50 yards away

  Erection of basement with front lightwell, replacement of existing roof railings and replacements of existing windows and doors.

  Granted Householder Windows or glazing 16 docs
  Domestic

• 46 ALWYN AVENUE, CHISWICK, W4 4PB

  P/2023/0808 Submitted 14 Mar 2023 50 yards away

  Erection of a single storey rear infill extension and installation of glazed bifolding rear doors to the house's two storey rear outrigger.

  Granted Householder Extension Windows or glazing 9 docs
  Small domestic

• P/2026/2833 Awaiting decision

  271 Jersey Road, Isleworth, TW7 4RF

  Works to tree within a conservation area. Pine (T1) - Fell to ground level.

  Received 6 Oct, published by the council 9 Oct 2026 Trees
• P/2026/2829 Awaiting decision

  141 Park Road, Chiswick, London, W4 3EX

  Works to four trees within a conservation area. Yew (T1) - Crown reduction by up to 1.5 meters to shape and contain Final height 6 meters and final spread 6 meters Bay (T2) - Crown reduction by up to 4 meters to shape and contain. Final height 5 meters and final spread 4 meters. Purple Leaf Plum (T3) - Crown reduction by up to 4 meters to shape and contain. Final height 5 meters and final spread 4 meters. Magnolia (T4) - Crown reduction by up to 1 meter to shape and contain. Final height 3.5 meters and final spread 3 meters.

  Received 6 Oct, published by the council 9 Oct 2026 Trees
• P/2026/2830 Awaiting decision

  52 Percy Road, Isleworth, TW7 7HB

  Works to trees within a conservation area. REAR GARDEN G1 Sycamore (Acer pseudoplatanus). Reduce height and spread of all trees in the group by approximately 4-5m, to contain and shape. Final height 5-6m and final spread 7-8m.

  Received 6 Oct, published by the council 9 Oct 2026 Trees
• P/2026/2814 Awaiting decision

  13 Eastbourne Road, Chiswick, London, W4 3EB

  Works to a row of Conifer Leylandii in rear garden within a conservation area. Reduce by approximately 2.5 metres.

  Received 5 Oct, published by the council 9 Oct 2026 Trees
• P/2026/2816 Awaiting decision

  16 Wilmington Avenue, Chiswick, London, W4 3HA

  Works to tree within a conservation area. Pear (T1) - Fell tree to ground level and replace with one or more new trees of appropriate species.

  Received 5 Oct, published by the council 9 Oct 2026 Trees