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

This site has had 3 applications since 2026: 1 approved, 1 refused.

• P/2026/1975 Awaiting decision

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

  Enlargement of the existing basement including the formation of a rear lightwell. Erection of a single-storey rear infill extension with a part-glazed pitched roof and refurbishment of existing side garage including conversion to habitable room. Alteration to side fenestration. Erection of a rear and a side roof extension and installation of two front roof windows.

  Submitted 3 Jul 2026 Householder
• P/2026/1301 Granted

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

  Works to two trees within a conservation area. T1 Evergreen Magnolia (Magnolia grandiflora). Reduce height by 3 metres to suitable growth points and reduce lateral growth by up to 1 metre to suitable growth points. T2 Lawsons Cypress (Chamaecyparis lawsoniana). Fell to ground level and replant a Photinia fraseri Red Robin tree in proximity.

  Decided 29 May 2026 Trees

1. 21 Jan 2026

   Received by Hounslow

2. 26 Mar 2026

   Decision issued: REFUSED

3. 12 Aug 2026

   Added to PlanIndex

Hounslow refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. 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.

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

  P/2026/1975 Submitted 3 Jul 2026 0m away

  76% historically approved · decision due ~28 Aug

  Enlargement of the existing basement including the formation of a rear lightwell. Erection of a single-storey rear infill extension with a part-glazed pitched roof and refurbishment of existing side garage including conversion to habitable room. Alteration to side fenestration. Erection of a rear and a side roof extension and installation of two front roof windows.

  Awaiting decision Householder Extension Windows or glazing 18 docs
  Small domestic

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

  P/2026/1301 Submitted 30 Apr 2026 0m away

  Works to two trees within a conservation area. T1 Evergreen Magnolia (Magnolia grandiflora). Reduce height by 3 metres to suitable growth points and reduce lateral growth by up to 1 metre to suitable growth points. T2 Lawsons Cypress (Chamaecyparis lawsoniana). Fell to ground level and replant a Photinia fraseri Red Robin tree in proximity.

  Granted Trees 4 docs

• 7 Stamford Brook Avenue, Chiswick, London, W6 0YB

  P/2026/0629 Submitted 23 Feb 2026 38m away

  Works to three trees within a conservation area. Cypress (T1). Reduce height by 2 metres. Evergreen Magnolia (T2 - Magnolia grandiflora). Reduce height by 2 metres to suitable growth points and lateral growth by up to 1 metre to suitable growth points. Cherry (T3 - Prunus species). Fell to ground level and replant with another fruit tree within the garden.

  Granted Trees 4 docs

• 9 Stamford Brook Avenue, Chiswick, London, W6 0YB

  P/2025/3667 Submitted 9 Dec 2025 39m away

  Reduce height to the top of the oldest trunk point. Reduce the left-hand side (when looking from the road) by up to 1.5 metres to match the right-hand side and to match over the neighbour's side and balance crown. Reduce all new growth away from the property and road and trim remaining crown

  Granted Trees 4 docs

• 5 STAMFORD BROOK AVENUE, CHISWICK, LONDON, W6 0YB

  P/2019/4148 Submitted 18 Nov 2019 41m away

  Works to a tree within a conservation area T1 Apple - To reduce all overhanging lateral growth back to the boundary line

  Granted Trees 4 docs

• 15 STAMFORD BROOK AVENUE, CHISWICK, LONDON, W6 0YB

  P/2021/2491 Submitted 18 Jun 2021 45m away

  Erection of a single storey rear extension and side and rear dormers with two front roof windows to the house

  Granted Householder Extension Loft or dormer +1 10 docs
  Small domestic

• P/2026/2047 Granted

  9 Borough Road, Isleworth, TW7 5DY

  Erection of a single storey rear extension.

  10 Jul 2026 Householder
• P/2026/1858 Granted

  8 CONNAUGHT AVENUE, HOUNSLOW, TW4 5BW

  Erection of single storey front extension to the outbuilding for used as storage, office and a Gym. Following part demolition of the outbuilding.

  23 Jun 2026 Householder
• P/2026/2503 Awaiting decision

  25 Arnold Crescent, Isleworth, TW7 7NS

  Erection of a single storey rear, two storey side extension, and rear roof extension with two front roof windows to the house.

  3 Sep 2026 Householder
• P/2026/1522 Granted

  4 Camborne Way, Hounslow, TW5 0PW

  Erection of a single storey rear extension and reduction in width of the existing side and rear extension.

  20 May 2026 Householder
• P/2026/2024 Granted

  20 Hartland Road, Isleworth, TW7 6RH

  Erection of a rear roof extension with windows to the front of the house.

  8 Jul 2026 Householder