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Planning application

9 Sheldon Avenue, Hornsey, London, N6 4JS

Granted Haringey HGY/2026/0459 Householder planning permission

Works: Extension Loft or dormer 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 side (north) extension, rear extension, replacement of front and rear dormers, insertion of dormers on side elevations, and formation of a carriage driveway including boundary treatment.

As published by the council, reference HGY/2026/0459

Application record

Reference
HGY/2026/0459
Type
Householder planning permission
Status
Decision Made
Decision
Granted As published: Approve with Conditions
Received
19 Feb 2026
Validated
19 Feb 2026
Decided
27 May 2026
Ward
Highgate
Decision by
Delegated Decision
Postcode
N6 4JS

Site history

Applications at this address on the Haringey register

This site has had 2 applications since 2026: 1 approved, 0 refused.

  • HGY/2026/1775 Withdrawn

    9 Sheldon Avenue, Hornsey, London, N6 4JS

    Approval of details to discharge condition 10 (Construction Management Plan) attached to planning permission with ref: HGY/2026/0459 for the replacement side (north) extension, rear extension, replacement of front and rear dormers, insertion of dormers on side elevations, and formation of a carriage driveway including boundary treatment.

    Decided 28 Sep 2026 Conditions

Timeline

Dates from the published record

  1. 19 Feb 2026

    Received by Haringey

  2. 27 May 2026

    Decision issued: Approve with Conditions

  3. 24 Jul 2026

    Added to PlanIndex

Cases linked to this one on the register

1 later application on the register refers to this one:

  • HGY/2026/1775 Withdrawn

    9 Sheldon Avenue, Hornsey, London, N6 4JS

    Approval of details to discharge condition 10 (Construction Management Plan) attached to planning permission with ref: HGY/2026/0459 for the replacement side (north) extension, rear extension, replacement of front and rear dormers, insertion of dormers on side elevations, and formation of a carriage driveway including boundary treatment.

    Decided 28 Sep 2026 Conditions

Documents

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

20 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.

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Open the documents

What this grant of permission means

Haringey granted permission on 27 May 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 0.3 miles

  • 11 Sheldon Avenue, Hornsey, London, N6 4JS

    HGY/2026/2763 Submitted 6 Oct 2026 50 yards away

    99% historically approved · decision due ~1 Dec

    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.

    Awaiting decision Conditions New dwelling 11 docs
    Domestic

  • 11 Sheldon Avenue, Hornsey, London, N6 4JS

    HGY/2026/2533 Submitted 9 Sep 2026 50 yards away

    93% historically approved · decision due ~4 Nov

    Variation of condition 2 (Approved Plans) attached to planning permission ref: HGY/2024/2154 to amend the front boundary and create a pedestrian access.

    Awaiting decision Amendments 4 docs

  • 25 Sheldon Avenue, Hornsey, London, N6 4JS

    HGY/2024/2535 Submitted 3 Oct 2024 50 yards away

    Approval of details pursuant to condition 7 (landscaping) attached to planning permission HGY/2023/0078.

    Granted Conditions 8 docs

  • 9 Sheldon Avenue, Hornsey, London, N6 4JS

    HGY/2026/1775 Submitted 23 Jun 2026 50 yards away

    Approval of details to discharge condition 10 (Construction Management Plan) attached to planning permission with ref: HGY/2026/0459 for the replacement side (north) extension, rear extension, replacement of front and rear dormers, insertion of dormers on side elevations, and formation of a carriage driveway including boundary treatment.

    Withdrawn Conditions Extension Loft or dormer 6 docs

  • 11 Sheldon Avenue, Hornsey, London, N6 4JS

    HGY/2026/2102 Submitted 23 Jul 2026 50 yards away

    99% historically approved · decision due ~17 Sep

    Approval of details pursuant to conditions 3 (Materials) attached to planning permission ref: HGY/2024/2154.

    Awaiting decision Conditions 9 docs

  • 11 Sheldon Avenue, Hornsey, London, N6 4JS

    HGY/2026/0058 Submitted 12 Jan 2026 50 yards away

    Approval of details pursuant to conditions 3 (Materials) attached to planning permission ref: HGY/2024/2154.

    Granted Conditions 9 docs

In Haringey

  • HGY/2026/1799 Awaiting decision

    14 Kingsley Place, Hornsey, London, N6 5EA

    The installation of 20 x 460W solar panels on the flat roof of 14 Kingsley Place, together with the routing of external heat-pump pipework over the flat roof.

    Received 8 Oct, published by the council 11 Oct 2026 Householder
  • HGY/2026/1048 Granted

    18 Muswell Avenue, Hornsey, London, N10 2EG

    Erection of a single storey lower ground floor rear extension with roof terrace and associated landscaping works, insertion of rear ground floor door to proposed terrace, alterations and replacement of rear dormer glazing and first floor rear window, and alterations to front garage door and lower ground window.

    Received 15 May, published by the council 24 Jul 2026 Householder
  • HGY/2026/2213 Awaiting decision

    2 Parkwood Mews, Hornsey, London, N6 5UR

    Convert the basement into a basement flat (retrospective application).

    Received 5 Oct, published by the council 11 Oct 2026 Householder
  • HGY/2026/2541 Awaiting decision

    132 Vartry Road, Tottenham, London, N15 6HA

    Erection of a single storey rear/side extension, together with the installation of a Sukkah roof

    Received 5 Oct, published by the council 11 Oct 2026 Householder
  • HGY/2026/2240 Granted

    40 Cholmeley Park, Hornsey, London, N6 5ER

    Installation of a new painted timber sash window to the existing side dormer on the north elevation of the property at second floor level.

    Received 10 Aug, published by the council 31 Aug 2026 Householder