24 Cholmeley Park, Hornsey, London, N6 5EU

This site has had 6 applications since 2024: 2 approved, 2 refused.

• HGY/2026/1886 Granted

  24 Cholmeley Park, Hornsey, London, N6 5EU

  Non-Material Amendment to planning permission ref. HGY/2024/3143 for minor amendments to the approved rear extension, including alterations to approved doors, insertion of an additional window, revisions to the detailing of the rear addition, and amendment of Condition 3 to approve and secure submitted window and door details.

  Decided 1 Oct 2026 Amendments
• HGY/2026/1940 Awaiting decision

  24 Cholmeley Park, Hornsey, London, N6 5EU

  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.

  Submitted 14 Jul 2026 Householder
• HGY/2025/2971 Granted

  24 Cholmeley Park, Hornsey, London, N6 5EU

  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.

  Decided 27 Feb 2026 Householder
• HGY/2024/3149 Refused

  24 Cholmeley Park, Hornsey, London, N6 5EU

  Erection of rear roof extension, insertion of 3 front rooflights,

  Decided 4 Dec 2024 Lawful development
• HGY/2024/1780 Refused

  24 Cholmeley Park, Hornsey, London, N6 5EU

  Erection of a rear ground floor and first floor extension following the demolition of the existing back additions; erection of a mansard roof addition; and alterations to front layout to create a new parking space.

  Decided 14 Jan 2025 Householder

1. 6 Mar 2026

   Received by Haringey

2. 23 Jun 2026

   Decision issued: Withdrawn

3. 24 Jul 2026

   Added to PlanIndex

The applicant withdrew this application before Haringey decided it, and is free to submit a revised scheme at any time. 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.

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

  HGY/2023/1003 Submitted 11 Apr 2023 50 yards away

  G1 – x2 Plum Trees – Re-reduce back to previous reduction points by approx 2m and shape. This is to maintain the trees at their previously reduced size.

  Granted Trees 3 docs

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

  HGY/2025/2971 Submitted 7 Nov 2025 50 yards 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

• 14, Cholmeley Park, London, N6 5EU

  CON/2021/0240 Submitted 24 May 2021 50 yards away

  G1 - x2 Plum Trees - Re-reduce back to previous reduction points by approx 2m

  Granted Trees 5 docs

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

  HGY/2026/1940 Submitted 14 Jul 2026 50 yards away

  90% 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

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

  HGY/2024/1780 Submitted 25 Jun 2024 50 yards away

  Erection of a rear ground floor and first floor extension following the demolition of the existing back additions; erection of a mansard roof addition; and alterations to front layout to create a new parking space.

  Refused Householder Extension Loft or dormer +1 10 docs
  Domestic

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

  HGY/2026/1886 Submitted 20 Jul 2026 50 yards away

  Non-Material Amendment to planning permission ref. HGY/2024/3143 for minor amendments to the approved rear extension, including alterations to approved doors, insertion of an additional window, revisions to the detailing of the rear addition, and amendment of Condition 3 to approve and secure submitted window and door details.

  Granted Amendments Extension Windows or glazing 21 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