11 Grove Avenue, Hornsey, London, N10 2AS

1. 11 Dec 2024

   Received by Haringey

2. 7 Jan 2025

   Decision issued: Approve

3. 23 Sep 2026

   Added to PlanIndex

Haringey granted permission on 7 January 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.

This application deals with conditions on an existing permission, supplying the details a condition requires or asking to vary or remove one, without reopening the permission itself. More in our guide to planning application types.

• 33 Gardener House, Annexe, Grove Avenue, Hornsey, London, N10 2AS

  HGY/2025/2473 Submitted 12 Sep 2025 50 yards away

  T1: White Poplar- twin stemmed (12m): Fell due to heavy lean and significant decay at base of trunk

  Granted Trees 9 docs

• Gardener House, 33 Grove Avenue, Hornsey, London, N10 2AS

  HGY/2026/2669 Submitted 25 Sep 2026 50 yards away

  82% historically approved · decision due ~20 Nov

  Conversion of the existing dwelling house to form three self contained homes with removal of a ground floor rear conservatory, external alterations to windows and doors and rear valley roof extension with matching front elevation roof dormer window.

  Awaiting decision Full applications Extension Loft or dormer +1 23 docs
  Small domestic

• 31 Grove Avenue, Hornsey, London, N10 2AS

  HGY/2026/1871 Submitted 3 Jul 2026 50 yards away

  T1-Griselinia - reduce closer to boundary , reduce height by approximately 1m , prune in sides to make more compact (V shape if possible). T2-Cypress tree- reduce height by approximately 3m , prune in all sides by up to 1m. Remove large branch over garden. T3-Cherry tree with poor health -reduce by thirty percent and remove dead branches. T4-Cherry tree growing into Malus- prune back branches to give 1m clearance. T5-Dead Ivy clad tree- cut to ground level.

  Granted Trees 8 docs

• Gardener House, 33, Grove Avenue, London, N10 2AS

  CON/2021/0303 Submitted 5 Jul 2021 50 yards away

  T1 white poplar - re pollard to pollard points (approximately 4m length regrowth to be removed)

  Granted Trees 4 docs

• 8 Parham Way, Hornsey, London, N10 2AT

  HGY/2022/4544 Submitted 26 Dec 2022 50 yards away

  Formation of rear partial lower ground outbuilding (garden studio) including excavation of slope at the rear of the garden.

  Granted Householder 13 docs
  Small domestic

• 7 Parham Way, Hornsey, London, N10 2AT

  HGY/2025/3279 Submitted 27 Nov 2025 50 yards away

  T1- Ash tree with Honey Fungus at base of tree and decayed trunk- Cut to ground level.

  Granted Trees 8 docs

• HGY/2026/1915 Granted

  12 Canning Crescent, Wood Green, London, N22 5SR

  Approval of details reserved by a condition 10 (Landscape), condition 12 (Method of Construction Statement), condition 13 (investigative work - contaminants), condition 15 (NRMM), condition 16 (Air Quality and Dust Management Plan), and condition 17 (Considerate Constructors Scheme) attached to planning application Ref: HGY/2024/3115

  Received 7 Jul, published by the council 24 Jul 2026 Conditions
• HGY/2026/2763 Awaiting decision

  11 Sheldon Avenue, Hornsey, London, N6 4JS

  Approval of details pursuant to conditions 4 (Refuse and Cycle Storage), 5 (Cycle Parking), 6 (Hard and Soft Landscaping), 12 (ASHP), 13 (Water Butt) and 16 (Self-build Dwelling) attached to planning permission ref: HGY/2024/2154.

  Received 6 Oct, published by the council 11 Oct 2026 Conditions
• HGY/2025/3223 Granted

  98 High Street, Hornsey, London, N8 7NT

  Approval of Details pursuant to condition 3 (materials) ref: HGY/2024/2879

  Received 21 Nov, published by the council 25 Jul 2026 Conditions
• HGY/2026/2587 Granted

  Tottenham Substation, Watermead Way, London, N17 0SG

  Approval of Schedule 2 Requirement 11 (1 and 2) (Contaminated Land and Groundwater) relating to Stage 4a (as approved under HGY/2026/0364) of The National Grid (North London Reinforcement Project) Order 2014 attached to development consent order HGY/2014/3601

  Received 16 Sep, published by the council 23 Sep 2026 Conditions
• HGY/2025/1866 Granted

  1-6 Crescent Mews, Hornsey, London, N22 7GG

  Approval of details pursuant to condition 24 (Overheating Report) attached to planning permission HGY/2019/1183

  Received 20 Feb, published by the council 25 Jul 2026 Conditions