361-365 CHISWICK HIGH ROAD, CHISWICK, W4 4HS

1. 29 Feb 2024

   Received by Hounslow

2. 21 Oct 2024

   Decision issued: APPROVED

3. 23 Sep 2026

   Added to PlanIndex

Hounslow granted permission on 21 October 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.

This application deals with conditions on an existing permission, supplying the details a condition requires or asking to vary or remove one, without reopening the permission itself. More in our guide to planning application types.

• 347-353,Chiswick High Road, Chiswick, London,W4 4HS

  P/2026/1855 Submitted 23 Jun 2026 50 yards away

  90% historically approved · decision due ~18 Aug

  Variation to Condition 3 (hours of use) to extend the operating hours to 7:00 to 22:00 Monday-Saturday and 10:00 to 22:00 Sunday of planning permission P/2016/0226 dated 13/04/2016 for the change of use of the building from office (B1) to medical consulting, diagnostic and day care treatment uses (D1) and/or office (B1) use.

  Awaiting decision Conditions 2 docs

• 7A Marlborough Road, Chiswick, London, W4 4EU

  P/2024/3884 Submitted 19 Nov 2024 50 yards away

  Works to two trees in rear garden in conservation area: T1 Common Apple reduce all round by 2-3 metres. T2 Bay reduce in height by 3-4 metres. Reduce laterally by 0.5-1 metres leaving a column shape

  Granted Trees 4 docs

• 43A Arlington Gardens, Chiswick, London, W4 4EZ

  P/2024/3695 Submitted 6 Nov 2024 100 yards away

  Works to seven trees on site within a conservation area. Rear garden T1 Pear fell to ground level. T2 Elder remove ivy and reduce by 1-2m to shape. T3 Sycamore remove limb growing into T4 to the main stem and remove lowest limb growing over rear boundary. T4 Pear reduce in height by 3-4m. T5 Elder Reduce by up to 0.5m. T6 Viburnum reduce all round by 1.5m. Front garden: T8 Sycamore fell to ground level.

  Granted Trees 4 docs

• 43A Arlington Gardens, Chiswick, London, W4 4EZ

  P/2026/1062 Submitted 31 Mar 2026 100 yards away

  Erection of a single storey rear infill and rear extension, installation of a replacement lower ground floor side door with a roof canopy and two additional side windows and alteration of an existing lower ground floor side window to the house, and installation of a replacement side gate within the house's side access passageway.

  Granted Full applications Extension Windows or glazing 13 docs
  Small domestic

• 375 Flat Basement,Chiswick High Road,Chiswick,London,W4 4AG

  P/2026/1997 Submitted 6 Jul 2026 100 yards away

  65% historically approved · decision due ~31 Aug

  Demolition of existing single-storey rear infill extension and erection of replacement single-storey rear infill extension to the existing basement flat.

  Awaiting decision Full applications Extension Demolition 8 docs
  Small domestic

• 343 Chiswick High Road, Chiswick, London, W4 4HS

  P/2026/1695 Submitted 8 Jun 2026 100 yards away

  Crown lift by removing low branches to 5 metres. Cut back overhanging branches to adjacent property by up to 2 metres. Sympathetically reduce extended lateral branches to southeast limb by up to 4 metres to reduce loading and balance asymmetric crown. Remove major deadwood >40mm Carry out climbing inspection of decay pockets at crown break and around 4m and 6 metres on central stem and provide evidence photo's.

  Granted Trees 4 docs

• P/2026/2239 Granted

  2A College Road, Isleworth, TW7 5DH

  Details of External Materials, hard and soft landscape works and compliance with the green guide of specification submitted pursuant to conditions 3,11 and 14a of permission P/2023/3929 dated 24/04/24 for erection of two semi-detached houses with habitable rooms in the roof, associated car parking, new access, private driveway, bin and cycle storage following demolition of the existing bungalow and outbuilding.

  Received 31 Jul, published by the council 5 Aug 2026 Conditions
• P/2026/2667 Awaiting decision

  21 Chiswick High Road,Chiswick,W4 2ND

  Details of Condition 3 (samples of all materials) submitted pursuant to permission P/2026/0933 dated 24/07/2026 for Erection of single-storey and part three-storey rear extensions with terrace, rear roof extension and outbuilding in rear garden for garage and home office. Internal alterations for removal of modern stair insertions, retention of historic circulation hierarchy, and repair of surviving fabric. External alterations to the facade including reinstatement of decorative pilasters, and refurbishment of brickwork, windows and front vault to create store. Front roof extension, reinstatement of the ground floor lightwell and basement windows to front elevation and associated works to forecourt, with soft landscaping. erection of front wall with metal railings and gate.

  Received 21 Sep, published by the council 23 Sep 2026 Conditions
• P/2026/2672 Awaiting decision

  98 Whitton Road,Hounslow,TW3 2ES

  Details of Conditions 3 (hard and soft landscape works), 4 (Energy Strategy), 6 (cycle stands) and 9 (waste and recycled materials) submitted pursuant to permission P/2026/1389 dated 12/08/2026 for Proposal: Change of use of the existing unlawful House in Multiple Occupation (Sui Generis) to two self-contained flats (C3a) with associated amenity space, car parking, cycle and refuse storage

  Received 21 Sep, published by the council 23 Sep 2026 Conditions
• P/2026/2652 Awaiting decision

  389 Chiswick High Road,Chiswick,W4 4AJ

  Details of Condition 5 (Construction Logistics Plan) submitted pursuant to permission P/2025/2545 dated 02/12/2025 for Alterations to existing building facade to provide new window cladding system with openable window, integrated and replacement panels.

  Received 17 Sep, published by the council 20 Sep 2026 Conditions
• P/2026/2644 Awaiting decision

  2-4 Whitelocke House,Lampton Road,Hounslow,TW3 1JL

  Details of Condition 4 (Construction Logistics Plan), 5 (Materials Schedule), 6 (Landscaping Plan and Planting), 7 (Noise Impact Assessment), 9 (Cycle Parking Plan), 11 (Obscured Glazing plan) and 12 (Privacy screen) submitted pursuant to permission P/2024/1004 dated 04/03/2025 for Erection of two additional storeys to provide eight additional self-contained flats and ancillary works.

  Received 16 Sep, published by the council 20 Sep 2026 Conditions