23 Heathfield Gardens, Chiswick, London, W4 4JU

This site has had 5 applications since 2025: 3 approved, 0 refused.

• P/2026/1864 Granted

  23 Heathfield Gardens, Chiswick, London, W4 4JU

  Works to Cherry tree within a conservation area. Reduce height by 4.5 metres and back to previous reduction points. Reduce lateral growth by 2-3.5 metres and back to previous reduction points, retaining shortened furnishing growth. Thin internal growth by 15%. Remove ivy to ground level.

  Decided 4 Aug 2026 Trees
• P/2026/1234 Granted

  23 Heathfield Gardens, Chiswick, London, W4 4JU

  Demolition of the existing two storey rear extension and erection of a part two storey, part single storey rear extension, and a side extension to join the detached garage and gym to the house. Installation of double glazed windows to replace existing. Relocation of the existing air conditioning unit to garden boundary wall.

  Decided 26 Jun 2026 Householder
• P/2025/3714 Granted

  23 Heathfield Gardens, Chiswick, London, W4 4JU

  Erection of two storey side extension with a part single part two storey rear extension, following the demolition of the garage and the two storey rear extension. Replacement of the existing windows throughout with double glazed timber frame units, repositioning of the air source heat pump (ASHP) to rear garden.

  Decided 17 Apr 2026 Householder
• P/2025/2607 Withdrawn

  23 Heathfield Gardens, Chiswick, London, W4 4JU

  Works to trees within a conservation area - Cherry - Reduce by 2m Height and 1.5m Width.

  Submitted 26 Aug 2025 Trees

1. 7 Aug 2026

   Received by Hounslow

2. 12 Aug 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 2 October 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Hounslow took a median of 55 days over the applications it decided in the last year.

This application is with Hounslow for determination, against a statutory target of eight weeks. Over the last year Hounslow decided tree works applications in a median of 28 days. More in our guide to how long planning decisions take.

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.

• 23 Heathfield Gardens, Chiswick, London, W4 4JU

  P/2025/3714 Submitted 15 Dec 2025 0m away

  Erection of two storey side extension with a part single part two storey rear extension, following the demolition of the garage and the two storey rear extension. Replacement of the existing windows throughout with double glazed timber frame units, repositioning of the air source heat pump (ASHP) to rear garden.

  Granted Householder Extension Demolition +1 35 docs
  Domestic

• 23 Heathfield Gardens, Chiswick, London, W4 4JU

  P/2025/2607 Submitted 26 Aug 2025 0m away

  Works to trees within a conservation area - Cherry - Reduce by 2m Height and 1.5m Width.

  Withdrawn Trees 2 docs

• 23 Heathfield Gardens, Chiswick, London, W4 4JU

  P/2026/1864 Submitted 23 Jun 2026 0m away

  Works to Cherry tree within a conservation area. Reduce height by 4.5 metres and back to previous reduction points. Reduce lateral growth by 2-3.5 metres and back to previous reduction points, retaining shortened furnishing growth. Thin internal growth by 15%. Remove ivy to ground level.

  Granted Trees 4 docs

• 23 Heathfield Gardens, Chiswick, London, W4 4JU

  P/2026/1234 Submitted 22 Apr 2026 0m away

  Demolition of the existing two storey rear extension and erection of a part two storey, part single storey rear extension, and a side extension to join the detached garage and gym to the house. Installation of double glazed windows to replace existing. Relocation of the existing air conditioning unit to garden boundary wall.

  Granted Householder Extension Demolition +1 38 docs
  Small domestic

• 25 Heathfield Gardens, Chiswick, London, W4 4JU

  P/2026/1666 Submitted 4 Jun 2026 14m away

  Works to a Yew tree within a conservation area. Cut back overhang from neighbour's property removing approximately 50 centimetres of growth and retaining as much greenery as possible.

  Granted Trees 4 docs

• 25 Heathfield Gardens, Chiswick, London, W4 4JU

  P/2026/1863 Submitted 23 Jun 2026 14m away

  Works to Yew Tree within a conservation area. Reduce the right-hand side of the crown 2.5 metres. Reduce the height by 2 metres and blend the right-hand side to make a flowing outline of the crown.

  Granted Trees 4 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