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Planning application

51 Cromwell Avenue, Hornsey, London, N6 5HP

Granted Haringey HGY/2025/2400 Householder planning permission

Works: Windows or glazing Domestic

Read from the description, not a valuation. How we read the register

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

Proposal

Replacement of existing timber windows with double glazed timber windows

As published by the council, reference HGY/2025/2400

Application record

Reference
HGY/2025/2400
Type
Householder planning permission
Status
Decision Made
Decision
Approve with Conditions
Received
5 Sep 2025
Validated
5 Sep 2025
Decided
12 Feb 2026
Ward
Highgate
Decision by
Delegated Decision
Postcode
N6 5HP

Timeline

Dates from the published record

  1. 5 Sep 2025

    Received by Haringey

  2. 12 Feb 2026

    Decision issued: Approve with Conditions

  3. 10 Aug 2026

    Added to PlanIndex

Documents

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

11 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.

Trade members open them from here.

Open the documents

What this grant of permission means

Haringey 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.

About householder applications

Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.

Nearby applications

Within 500 metres

  • 61A Cromwell Avenue, Hornsey, London, N6 5HP

    HGY/2025/3067 Submitted 7 Nov 2025 0m away

    T1 Lime tree Crown thin 30%, remove deadwood The tree is 25m high and the centre of the canopy is very congested. Thinning would improve light to the surrounding gardens and the removal of dead growth (incuding some very substantial dead limbs) would be in the tree's interest as well as the welfare of those using the gardens beneath.

    Granted Trees 4 docs
  • 43 Cromwell Avenue, Hornsey, London, N6 5HP

    HGY/2026/2366 Submitted 24 Aug 2026 0m away

    99% historically approved · decision due ~19 Oct

    T1 - Magnolia: Crown reduction back to previous removing up to 1.5m from branch ends

    Awaiting decision Trees 2 docs
  • 2 Winchester Place, Hornsey, London, N6 5HJ

    HGY/2026/0009 Submitted 5 Jan 2026 76m away

    Rear garden: G1 - completely overgrown and neglected garden are with 3 False Acacia self-sets averaging 15M high and 350mm diameter,along with many seedling self-set Ash and False Acacia. - fell trees and clear garden completely.

    Granted Trees 7 docs
  • 2 Winchester Place, Hornsey, London, N6 5HJ

    HGY/2026/0054 Submitted 27 Jan 2026 76m away

    Replacement of the existing timber windows with modern double glazed timber units.

    Granted Full applications Windows or glazing 12 docs
  • 11 Winchester Road, Hornsey, London, N6 5HW

    HGY/2025/2830 Submitted 16 Oct 2025 78m away

    Front Garden G1 - Various Fell all self set tree & shrubs and treat stumps. • G1 Various is located in the front garden of the property as shown on the map provided. • The self-set trees are encroaching onto the neighbouring property and causing structural damage to the boundary wall. • The trees are having a negative effect on the neighbour’s anxiety. T4 - Pear Crown reduce by removal of up to 2.5 metres in crown height and spread leaving a finished height of 8 metres and spread of 3 metres. • T4 Pear is located in the rear garden as shown on the map provided. • The works are part of a regular maintenance program to retain the tree at a suitable size for its location. • The tree is of a large spreading nature straddling gardens and encroaching onto neighbouring properties.

    Granted Trees 17 docs
    Small domestic
  • 8 Winchester Road, Hornsey, London, N6 5HW

    HGY/2026/2111 Submitted 23 Jul 2026 78m away

    99% historically approved · decision due ~17 Sep

    Lime adjacent to road: Reduce overall crown by up to 2 metres; prune within most recent reduction framework.

    Awaiting decision Trees 2 docs

In Haringey

  • HGY/2026/2086 Awaiting decision

    3 Rookfield Avenue, Hornsey, London, N10 3TS

    Installation of photovoltaic (PV) panels on the rear pitched roof.

    4 Sep 2026 Householder
  • HGY/2026/0629 Granted

    189 West Green Road, Tottenham, London, N15 5EA

    Construction of Vehicle Crossing including dropped kerb.

    9 Mar 2026 Householder
  • HGY/2025/1677 Awaiting decision

    6 Cascade Avenue, Hornsey, London, N10 3PU

    Installation of replacement rear steps connecting the kitchen to the garden

    2 Sep 2026 Householder
  • HGY/2026/2219 Awaiting decision

    42 Allison Road, Hornsey, London, N8 0AT

    Single-storey side-return infill extension and installation of AC condenser units.

    1 Sep 2026 Householder
  • HGY/2026/2124 Awaiting decision

    68 Downhills Way, Tottenham, London, N17 6BB

    LOFT CONVERSION WITH REAR DORMER AND THREE ROOF LIGHTS ON FRONT ROOF SLOPE

    1 Sep 2026 Householder