Flat 5, 15 Highgate Avenue, Hornsey, London, N6 5SB

1. 5 Nov 2025

   Received by Haringey

2. 19 Dec 2025

   Decision issued: No Objection

3. 10 Aug 2026

   Added to PlanIndex

Haringey granted permission on 19 December 2025, 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.

• 23 Highgate Avenue, Hornsey, London, N6 5SB

  HGY/2026/0057 Submitted 9 Jan 2026 0m away

  T1 - Sycamore tree (8m) - reduce height by approximately 2m and reduce height of ivy by approximately 1m.

  Granted Trees 4 docs

• Coach House Court, 27 Highgate Avenue, Hornsey, London, N6 5SJ

  HGY/2025/3083 Submitted 11 Nov 2025 49m away

  T1 and T2: Silver birch (10m): Crown thin by 30% to keep tree at a size suitable for its location and as part of regular maintenance T3: Purple plum (6m): Crown reduce by 1m to previous points and remove 1 branch to keep tree at a size suitable for its location and as part of regular maintenance T4: Elder (5m): Reduce height by 2m and shape to keep tree at a size suitable for its location and as part of regular maintenance

  Granted Trees 3 docs

• 5 Southwood Avenue, Hornsey, London, N6 5RY

  HGY/2026/1206 Submitted 4 Jun 2026 67m away

  Single storey glass extension to the side of the existing outrigger, installation of new windows and doors, and installation of 1no low profile rooflight to existing outrigger pitched roof.

  Granted Householder Extension Loft or dormer +1 14 docs
  Small domestic

• 8 Southwood Avenue, Hornsey, London, N6 5RY

  HGY/2024/3221 Submitted 25 Nov 2024 67m away

  Five Day Notice of intention to carry out tree work at 8 Southwood Avenue, London N6 5RY. Work Description: Willow Tree – Fell to ground level. A large limb has split below the previous pollard points leaving the canopy unbalanced and indicating decay below the previous points. This Willow tree is also within close proximity to the building and a safety concern. I have attached photographs below of this tree.

  Granted Trees 6 docs

• 24 Cholmeley Park, Hornsey, London, N6 5EU

  HGY/2025/2971 Submitted 7 Nov 2025 70m away

  The application seeks approval for a rear patio extension, alterations to the front patio flooring, and the installation of a garden room in the rear garden.

  Granted Householder Extension 24 docs
  Small domestic

• 24 Cholmeley Park, Hornsey, London, N6 5EU

  HGY/2026/1940 Submitted 14 Jul 2026 70m away

  91% historically approved · decision due ~8 Sep

  The application seeks planning permission for alterations to the front and rear elevations. These include the replacement of the internal glazed frame of one existing front window while retaining and restoring its external historic frame, the replacement of six existing front windows, and the replacement of four existing rear windows, together with the installation of an air conditioning unit positioned on the roof of the ground floor rear extension.

  Awaiting decision Householder Extension Windows or glazing 5 docs
  Domestic

• HGY/2026/2472 Awaiting decision

  33 Mount Pleasant Crescent, Hornsey, London, N4 4HP

  T1 - Ash - Crown reduction by 3m in height bringing lateral growth to shape by 1.5m. Removal of all major dead wood, leaving the tree a standing height of 9m. Reducing the crown by approximately 3 meters in height and 1.5 meters laterally will help reduce overall crown weight and wind loading, while maintaining a balanced and proportionate crown.

  4 Sep 2026 Trees
• HGY/2026/2484 Awaiting decision

  18 Wood Lane, Hornsey, London, N6 5UB

  T1 Silver Birch - heavy lean with crack through trunk - remove to ground level.

  4 Sep 2026 Trees
• HGY/2026/2475 Awaiting decision

  11 Firs Avenue, Hornsey, London, N10 3LY

  T1 - sweet gum tree (6m) - take down to ground level. T2 - acer tree (4m) - reduce lowest limb overhanging patio by approximately 2m to suitable pruning points close to edge of patio. T3 - thorny olive tree (4m) - take down to ground level. T4 - laurel tree (3m) - reduce height to approximately fence height (1.8m) and reduce branches back from bed by approximately 1m. T5 - climbing hydrangea (3m) - reduce height to approximately fence height (1.8m). T6 - ivy on right fence (3m) - remove as much as possible around hydrangea. T7 - ivy on rear fence (3m) - remove as much as possible from top of fence to allow plants beneath space. T8 - winter jasmine & euonymus bushes (2m) - cut back from path. Front garden- T9 - variegated laurel tree (3m) - reduce height to approximately 2.2m and reduce back from driveway. T10 - variegated euonymus hedge (1m) - cut back to wall from pavement and remove branch from rear plant growing wall, leaving acer above.

  4 Sep 2026 Trees
• HGY/2026/2474 Awaiting decision

  12 The Avenue, Hornsey, London, N10 2QL

  Cypress (T1): Fell Apple (T2): Reduce to previous pruning points (approx. 1-2m regrowth)

  4 Sep 2026 Trees
• HGY/2026/2473 Awaiting decision

  92A Stapleton Hall Road, Hornsey, London, N4 4QA

  T1 Oak reduce overall canopy size by 1.5 m and remove rose from canopy. To maintain size T2 Oak reduce overall canopy by 1.5m to maintain size. T3 Lime reduce overall canopy by 2m to maintain size T4 Lime reduce overall canopy by 2m to maintain size

  4 Sep 2026 Trees