12 Stamford Brook Avenue, Chiswick, London, W6 0YD

1. 7 May 2026

   Received by Hounslow

2. 29 May 2026

   Decision issued: NO OBJECTION

3. 12 Aug 2026

   Added to PlanIndex

Hounslow granted permission on 29 May 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.

• 14 - 16 Stamford Brook Avenue London W6 0YD

  2020/00886/OBS Submitted 31 Mar 2020 26m away

  96% historically approved · decision due ~26 May

  Temporary permission for the change of use from Use Class B1 (Office building) to Use Class D1 (Medical Centre) and associated parking, for a period of five years.

  Awaiting decision 10 docs

• 14-16, Stamford Brook Avenue, Chiswick, London, W6 0YD

  P/2026/01836/OBS Submitted 20 Jul 2026 26m away

  96% historically approved · decision due ~15 Sep

  P/2026/1277 Erection of a part two storey front extension, side extension and rear extension. Erection of a third floor level. Installation of external balconies and solar panels to allow the conversion of the existing office building to 19 self-contained residential units with associated communal amenity space, landscaping, disabled car parking, cycle and refuse storage following part demolition of the existing building

  Awaiting decision Extension Demolition

• 6 Stamford Brook Avenue,Chiswick,London,W6 0YD

  P/2026/01740/OBS Submitted 8 Jul 2026 26m away

  Enlargement of the existing basement, including the formation of a rear lightwell; single-storey rear infill extension with a part-glazed pitched roof; and rear and side roof extensions.

  Granted Extension Windows or glazing 2 docs
  Small domestic

• 14-16 Stamford Brook Avenue, Chiswick, London, W6 0YD

  P/2026/1277 Submitted 28 Apr 2026 47m away

  65% historically approved · decision due ~8 Sep

  Erection of a part two storey front extension, side extension and rear extension. Erection of a third floor level. Installation of external balconies and solar panels to allow the conversion of the existing office building to 19 self-contained residential units with associated communal amenity space, landscaping, disabled car parking, cycle and refuse storage following part demolition of the existing building.

  Awaiting decision Full applications Extension Demolition 54 docs
  Major scheme

• 29, Ranelagh Gardens Stamford Brook Avenue, Chiswick, London, W6 0YE

  P/2026/1981 Submitted 3 Jul 2026 65m away

  Replacement of all existing single-glazed timber sash window sashes and two existing single-glazed timber external doors to the third-floor apartment with new slimline double-glazed timber sash window sashes and matching slimline double-glazed timber external doors.

  Granted Full applications Windows or glazing 29 docs

• 350 Goldhawk Road, London, W6 0XF

  2025/01029/TREE Submitted 8 Apr 2025 71m away

  97% historically approved · decision due ~4 Jun

  Rear garden - Prune top of almost dead tree (left garden) - cut branches of lime tree at bottom of garden overhanging from neigbouring garden

  Awaiting decision Trees 3 docs

• P/2026/2295 Granted

  9 Grove Park Terrace, Chiswick, London, W4 3QG

  Works to trees in a Conservation Area. Purple Plum (T1). Fell to ground level. Bay Laurel (T2). Fell to ground level.

  6 Aug 2026 Trees
• P/2026/2511 Awaiting decision

  12 Chatsworth Road, Chiswick, London, W4 3HY

  Works to trees within a conservation area. T1 Sycamore - Reduce all aspects of the crown by approx. 3-4m back to previous points of reduction. T2 Lawson Cypress - Reduce in height by approx. 2m and trim back all other aspects to create a tight and tidy shape. Cut back overhanging branches on the right-hand neighbours side. T3 Bay - Reduce all aspects by approx. 2m, cutting away from the shed roof and away from the rear neighbour.

  3 Sep 2026 Trees
• P/2026/2509 Awaiting decision

  51 Grove Park Road, Chiswick, London, W4 3RU

  Work to trees within a conservation area. T1 Lime - Reduce all aspects of the crown by approx. 3-4m back to previous points of reduction. T2 Box Elder - Reduce all aspects of the crown by approx. 3-4m. Remove deadwood. T3 Pear - Reduce height to 3m from ground level. Remove any dead / dangerous branches.

  3 Sep 2026 Trees
• P/2026/2225 Granted

  125A Ridgeway Road North, Isleworth, TW7 5LX

  Works to trees in a conservation area. T1. Walnut. Fell to ground level and grind stump. T2. Leyland Cypress. Fell to ground level and grind stump.

  30 Jul 2026 Trees
• P/2026/2491 Awaiting decision

  2, Cope Studios Brooks Road, Chiswick, London, W4 3BJ

  Works to tree in a Conservation Area 1 X T1 Gleditsia reduce crown height by 4m, tie in sides by 3m and crown lift 3m in front garden

  2 Sep 2026 Trees