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Planning application

24 Cholmeley Park, Hornsey, London, N6 5EU

Granted Haringey HGY/2026/1886 Non-Material Amendment

Works: Extension Windows or glazing

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

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.

As published by the council, reference HGY/2026/1886

Application record

Reference
HGY/2026/1886
Type
Non-Material Amendment
Status
Decision Made
Decision
Granted As published: Approve
Received
20 Jul 2026
Validated
20 Jul 2026
Decided
1 Oct 2026
Ward
Highgate
Decision by
Delegated Decision
Postcode
N6 5EU

Site history

Applications at this address on the Haringey register

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

  • 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  • HGY/2026/0650 Withdrawn

    24 Cholmeley Park, Hornsey, London, N6 5EU

    Approval of details pursuant by condition 3 (Window details) attached to ref: HGY/2024/3143

    Decided 23 Jun 2026 Conditions
  • 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

Timeline

Dates from the published record

  1. 20 Jul 2026

    Received by Haringey

  2. 28 Jul 2026

    Added to PlanIndex

  3. 1 Oct 2026

    Decision issued: Approve

Documents

Plans, drawings, consultee responses and the officer's report

21 documents on file for this application

A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.

Watch members (£5 a month) open the document list from here.

Open the documents

What this grant of permission means

Haringey granted permission on 1 October 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.

About amendment applications

An amendment application makes limited changes to a permission that already exists; anything beyond modest adjustment needs a fresh application. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 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/2026/0650 Submitted 6 Mar 2026 50 yards away

    Approval of details pursuant by condition 3 (Window details) attached to ref: HGY/2024/3143

    Withdrawn Conditions Windows or glazing 4 docs

In Haringey

  • HGY/2026/1571 Granted

    2 Addington Road, Hornsey, London, N4 4RP

    Variation of condition (2) of planning premission ref: HGY/2026/0255 (approved plans); namely (i) addition of a second zinc-clad dormer at the rear corner, matching the approved dormer and resolving an existing non-original, failing flat-roofed junction; (ii) a small high-level clerestory window to the rear elevation at ground floor; and (iii) the repositioning of one of the two approved Velux-type rooflights from the rear roofslope to the east roofslope

    Received 5 Aug, published by the council 10 Aug 2026 Amendments
  • HGY/2026/2143 Granted

    98 High Street, Hornsey, London, N8 7NT

    Variation to description and condition 2 (approved plans) to reflect the changes to façade and the addition of a top floor flat. The description shall read: "Construction of a 2-bedroom mews dwelling (Use Class C3); reconfiguration of 2 existing flats (UseClass C3); conversion of loft into a self-contained flat (Use Class C3); and upgrades to the façade." to ref: HGY/2024/2879

    Received 5 Aug, published by the council 10 Aug 2026 Amendments
  • HGY/2026/2702 Awaiting decision

    Public House, 492 West Green Road, Tottenham, London, N15 3DA

    Non-material amendment to planning permission HGY/2024/1971 to increase the approved roof height by approximately 0.20m, and increase chimney heights by approximately 0.23m.

    Received 2 Oct, published by the council 11 Oct 2026 Amendments
  • HGY/2026/2053 Granted

    Unit 1, 25-27 Clarendon Road Off Hornsey Park Road, Wood Green, London, N8 0DD

    Non-Material amendment to planning permission (HGY/2024/2279) to amend condition 2 (Approved plans), condition 16 (cycle parking) and conditions 25 (Accessible studio provision)

    Received 20 Jul, published by the council 22 Aug 2026 Amendments
  • HGY/2026/2458 Granted

    143 Wightman Road, Hornsey, London, N8 0BB

    Non-Material Amendment to planning permission ref. HGY/2025/3436 granted on 3/2/26 for the installation of a roof terrace to the first floor flat rear roof terrace; namely glazed privacy screen to be replaced with slatted, timber screen

    Received 1 Oct, published by the council 4 Oct 2026 Amendments