Haven House, 280 Holly Park, London, N4 4AQ

This site has had 3 applications since 2026: 2 approved, 0 refused.

• P2026/0335/COL Granted

  Haven House, 280 Holly Park, London, N4 4AQ

  Certificate of Lawful Existing Use or Development confirming that planning permi

  Decided 20 Apr 2026 Lawful development
• P2026/0040/TRE Awaiting decision

  Haven House, 280 Holly Park, London, N4 4AQ

  T1 Oak tree: Reduce height and spread of crown by approx 3m from branch tips back to suitable growth points. Reduce lateral spread adjacent building by 4m to suitable growth points. Remove deadwood. Remove epicormic growth from main stem to crown break.

  Submitted 7 Jan 2026 Trees

1. 10 Feb 2026

   Received by Islington

2. 12 Feb 2026

   Decision issued: Approve with conditions

3. 25 Jul 2026

   Added to PlanIndex

Islington granted permission on 12 February 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.

• Haven House, 280 Holly Park, London, N4 4AQ

  P2026/0335/COL Submitted 9 Feb 2026 50 yards away

  Certificate of Lawful Existing Use or Development confirming that planning permi

  Granted Lawful development

• Haven House, 280 Holly Park, London, N4 4AQ

  P2026/0040/TRE Submitted 7 Jan 2026 50 yards away

  99% historically approved · decision due ~6 Mar

  T1 Oak tree: Reduce height and spread of crown by approx 3m from branch tips back to suitable growth points. Reduce lateral spread adjacent building by 4m to suitable growth points. Remove deadwood. Remove epicormic growth from main stem to crown break.

  Awaiting decision Trees 4 docs

• 55 Crouch Hill, London, N4 4AJ

  P2023/0423/COLP Submitted 8 Feb 2023 100 yards away

  Erection of hip to gable and rear dormer roof extensions, installation of front rooflights. Erection of single storey shed outbuilding and single storey side extension.

  Granted Lawful development Extension Loft or dormer 10 docs
  Small domestic

• 55 Crouch Hill , London, N4 4AJ

  P2023/0438/PRA Submitted 9 Feb 2023 100 yards away

  Notification of Prior Approval (Householder) for the erection of single storey rear extension (6m in depth, maximum height of 3m and eaves height of 3m)

  Granted Prior approval Extension 6 docs
  Small domestic

• Flat 3, 21 Crouch Hill, London, N4 4AB

  P2021/2049/FUL Submitted 13 Jul 2021 150 yards away

  Conversion of the existing roofspace to habitable use with associated extension to width of ridge line; erection of rear dormer with associated Juliet balcony; 1 no. new replacement front facing rooflight, 2 no. side facing rooflights and 1 no. rear facing rooflight.

  Granted Full applications Extension Loft or dormer 17 docs

• Flat 3, 21 Crouch Hill, London, N4 4AB

  P2023/0572/FUL Submitted 27 Feb 2023 150 yards away

  Conversion of the existing roofspace to habitable use with associated extension to width of ridge line; erection of side and rear dormers with associated rear integral balcony; 1 no. new replacement front facing rooflight and 1 no. rear facing rooflight

  Refused Householder Extension Loft or dormer 12 docs
  Domestic

• P2026/2633/TRE Awaiting decision

  10 Richmond Crescent, London, N1 0LZ

  T1. Sycamore. Prune lateral spread overhanging rear garden of 31 Ripplevale Grove back to boundary line. (1-2m in lateral spread north of canopy only)

  Received 7 Oct, published by the council 11 Oct 2026 Trees
• P2026/2631/TRE Awaiting decision

  31, Highbury Hill, London, N5 1SU

  T1 Magnolia, crown reduce by 1m, back to previous pruning points. T2 Magnolia, crown reduce by 0.5m, back to previous pruning points. T3 Apple, lift off garage roof by 0.5m, cut back from lawn by 0.5m. All works cyclical maintenance.

  Received 7 Oct, published by the council 11 Oct 2026 Trees
• P2026/2632/TRE Awaiting decision

  9 Richmond Crescent, London, N1 0LZ

  T1. Lime - Prune lateral spread overhanging no.29 Ripplevale Grove to boundary line (1-2m in lateral spread north side of canopy) T2. Lime - Prune lateral spread overhanging no.31 Ripplevale Grove to boundary line (1-2m in lateral spread north side of canopy)

  Received 7 Oct, published by the council 11 Oct 2026 Trees
• P2026/2582/TRE Granted

  2, Lambert Street, London, N1 1JE

  Rear garden: Magnolia grandiflora (T1) - reduce crown by 1.5m. Reason: general

  5 Oct 2026 Trees
• P2026/2579/TRE Granted

  47, Canonbury Park South, London, N1 2JL

  T1 - Prunus cerasifera 'Nigra' Crown reduction to 20% and Crown thinning 5-10%

  5 Oct 2026 Trees