Hilton London Syon Park,London Syon Park,London,TW8 8JF

1. 3 Aug 2026

   Received by Hounslow

2. 12 Aug 2026

   Added to PlanIndex

3. 3 Sep 2026

   Decision issued: NO OBJECTION

Hounslow granted permission on 3 September 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.

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.

• Car park adjacent Hilton London Syon Park, London Road, Brentford TW8 8JF

  PA/2024/2980 Submitted 6 Sep 2024 50 yards away

  Prior approval for the installation of solar canopies over part of the car park.

  Refused Outline 6 docs

• Area of land behind Snakes & Ladders,Syon Park,Brentford,TW8 8JF

  P/2024/3570 Submitted 28 Oct 2024 50 yards away

  Felling of tree within TPO 38: 1 X Common Oak (Quercus robur)

  Granted Trees 9 docs

• Snakes and Ladders,Syon Park,Brentford,TW8 8JF

  PA/2024/2848 Submitted 27 Aug 2024 50 yards away

  Prior approval for the replacement of existing solar PV equipment and installation of new PV system.

  Granted Outline 7 docs

• Hilton London Syon Park,London Syon Park,London,Middlesex,TW8 8JF

  P/2026/1493 Submitted 18 May 2026 50 yards away

  Work to five trees within conservation area: T0278 Wild Cherry ((Prunus avium). Crown raise to give 4.5 metres clearance over the loading area. T0279 Cider Gum ((Eucalyptus gunnii). Fell to ground level and replant with more suitable species. T0347 Sycamore x 3 ((Acer pseudoplatanus). Crown raise to clear roof by 2 metres. T0348 Cherry ((Prunus spp.). Reduce west side of canopy by 2 metres to reduce mechanical loading on roots. T0349 Unknown - Remove and re-plant.

  Granted Trees 5 docs

• SYON HOUSE SYON PARK, BRENTFORD, TW8 8JF

  P/2021/3007 Submitted 23 Jul 2021 100 yards away

  Lime T3206 paragraph 3.3 in report - FELL Lime T3 Paragraph 3.2.1 in report - FELL Horse Chestnut T4 3.3 in report - PRUNE limb to the east as specified in report

  Granted Trees 4 docs

• BANK BETWEEN GREAT CONSERVATORY AND THE FORMER GARDEN SITE SYON PARK LONDON ROAD, ISLEWORTH, TW8 8JF

  P/2019/3884 Submitted 25 Oct 2019 250 yards away

  Felling of a trees in a conservation area: T1 Robinia pseudoacacia - fell T2 Robinia pseudoacacia - fell T3 Robinia pseudoacacia - fell T4 Quercus ilex - fell

  Granted Trees 5 docs

• 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