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Planning application

30 Cascade Avenue, Hornsey, London, N10 3PU

Granted Haringey HGY/2026/0363 Approval of details reserved by a condition

Works: Loft or dormer Windows or glazing

Relates to HGY/2024/2058

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

Proposal

Approval of details pursuant to condition 4 (window details) attached to planning permission ref. HGY/2024/2058 approved on 12/11/2024 for roof refurbishment and loft conversion with introduction of rear dormer; one front and one rear rooflight; alterations to door and window on rear elevation; alterations to existing garden terrace; renewal of casement windows with double glazed timber windows.

As published by the council, reference HGY/2026/0363

Application record

Reference
HGY/2026/0363
Type
Approval of details reserved by a condition
Status
Decision Made
Decision
Granted As published: Approve
Received
11 Feb 2026
Validated
11 Feb 2026
Decided
26 Mar 2026
Ward
Muswell Hill
Decision by
Delegated Decision
Postcode
N10 3PU

Site history

Applications at this address on the Haringey register

This site has had 2 applications since 2024: 2 approved, 0 refused.

  • HGY/2024/2058 Granted

    30 Cascade Avenue, Hornsey, London, N10 3PU

    Roof refurbishment and loft conversion with introduction of rear dormer; one front and one rear rooflight; alterations to door and window on rear elevation; alterations to existing garden terrace; renewal of casement windows with double glazed timber windows.

    Decided 12 Nov 2024 Householder

Timeline

Dates from the published record

  1. 11 Feb 2026

    Received by Haringey

  2. 26 Mar 2026

    Decision issued: Approve

  3. 24 Jul 2026

    Added to PlanIndex

Cases linked to this one on the register

  • HGY/2024/2058 Granted

    30 Cascade Avenue, Hornsey, London, N10 3PU

    Roof refurbishment and loft conversion with introduction of rear dormer; one front and one rear rooflight; alterations to door and window on rear elevation; alterations to existing garden terrace; renewal of casement windows with double glazed timber windows.

    Decided 12 Nov 2024 Householder

Documents

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

8 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 26 March 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 condition discharge and variation applications

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.

Nearby applications

Within 500 metres

  • 24, Cascade Avenue, Hornsey, London, N10 3PU

    HGY/2022/4104 Submitted 14 Nov 2022 0m away

    Replace soft wood timber windows on 2nd floor loft (rear and side) with like-for-like replacement hard wood timber windows.

    Granted Householder Windows or glazing 5 docs
    Domestic
  • 30 Cascade Avenue, Hornsey, London, N10 3PU

    HGY/2024/2058 Submitted 24 Jul 2024 0m away

    Roof refurbishment and loft conversion with introduction of rear dormer; one front and one rear rooflight; alterations to door and window on rear elevation; alterations to existing garden terrace; renewal of casement windows with double glazed timber windows.

    Granted Householder Loft or dormer Windows or glazing 9 docs
    Domestic
  • 6 Cascade Avenue, Hornsey, London, N10 3PU

    HGY/2025/1677 Submitted 2 Sep 2026 0m away

    91% historically approved · decision due ~28 Oct

    Installation of replacement rear steps connecting the kitchen to the garden

    Awaiting decision Householder 8 docs
    Domestic
  • 29, Cascade Avenue, London, N10 3PT

    HGY/2019/2899 Submitted 6 Nov 2019 35m away

    Replacement timber windows and doors

    Granted Full applications Windows or glazing 6 docs
  • 8 Rookfield Avenue, Hornsey, London, N10 3TS

    HGY/2025/2891 Submitted 21 Oct 2025 35m away

    Insertion of 2 conservation rooflights to rear ground floor pitched roof and a conservation rooflight to 2nd floor side facing pitched roof

    Granted Householder Loft or dormer 7 docs
    Domestic
  • 7 Rookfield Avenue, Hornsey, London, N10 3TS

    HGY/2023/0015 Submitted 4 Jan 2023 35m away

    Replacement of single glazed ground floor front window with double glazed timber window.

    Granted Householder Windows or glazing 8 docs
    Domestic

In Haringey

  • HGY/2025/2722 Withdrawn

    47 Mount View Road, Hornsey, London, N4 4SS

    Approval of details pursuant to Condition 4 (Landscaping) attached to permission: HGY/2024/2771.

    Received 10 Oct, published by the council 25 Jul 2026 Conditions
  • HGY/2026/2215 Awaiting decision

    1, 15, 16, 18, 23, 25, 26, 31, 32, 34 Teynton Terrace, Tottenham, London, N17 7PZ

    Approval of details reserved by a condition 4 (window, door, and roof detail) to approved application HGY/2026/1938 (External repairs inclusive of roofing repairs and replacement of windows and doors)

    Received 8 Sep, published by the council 17 Sep 2026 Conditions
  • HGY/2026/2496 Awaiting decision

    Mayfield House, St Anns General Hospital, St Anns Road, Tottenham, London, N15 3TH

    Approval of details reserved condition 34 (non-residential hours of operation) attached to Planning Permission Ref: HGY/2022/1833 dated 10 July 2023.

    Received 8 Sep, published by the council 10 Sep 2026 Conditions
  • HGY/2026/2043 Granted

    Tottenham Substation, Watermead Way, London, N17 0SG

    Approval of Schedule 2 Requirements 13 (CEMP) 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 18 Aug, published by the council 22 Aug 2026 Conditions
  • HGY/2026/1970 Granted

    Parma House, Clarendon Road Off Coburg Road, Wood Green, London, N22 6UL

    Approval of details pursuant to Condition 3 (balcony, window, and external door details) of planning permission ref. HGY/2025/3439, granted on 4 February 2026, for alterations to the building façades to incorporate balconies on the exterior of the building.

    Received 13 Jul, published by the council 24 Jul 2026 Conditions