11 Cornwall Road, Hornsey, London, N4 4PH

1. 16 Jan 2026

   Received by Haringey

2. 27 Feb 2026

   Decision issued: Approve with Conditions

3. 24 Jul 2026

   Added to PlanIndex

Haringey granted permission on 27 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.

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

• 16 Cornwall Road, Hornsey, London, N4 4PH

  HGY/2026/1491 Submitted 4 Jun 2026 0m away

  Formation of rear dormer and 3 no. front rooflights

  Granted Householder Loft or dormer 6 docs
  Domestic

• 26 Cornwall Road, Hornsey, London, N4 4PH

  HGY/2026/2443 Submitted 2 Sep 2026 0m away

  91% historically approved · decision due ~28 Oct

  Replacement of existing single glazed timber framed sash style windows to front and rear elevations with new double glazed timber framed sash style windows, and replacement of existing single glazed timber framed rear door with new double glazed timber framed rear door.

  Awaiting decision Householder Windows or glazing 13 docs
  Domestic

• 10 Cornwall Road, Hornsey, London, N4 4PH

  HGY/2025/3356 Submitted 16 Jan 2026 0m away

  The proposal replaces the existing timber windows with modern double glazed timber units. Elevations and window schedule appended to this application.

  Granted Full applications Windows or glazing 11 docs

• 28 Lancaster Road, Hornsey, London, N4 4PR

  HGY/2023/0043 Submitted 6 Jan 2023 75m away

  Erection of a single storey rear/infill extension.

  Granted Householder Extension 8 docs
  Small domestic

• Flat A, 29 Oakfield Road, Hornsey, London, N4 4NP

  HGY/2025/3609 Submitted 28 Jan 2026 84m away

  Variation of condition 2 (Approved Plans) and condition 3 (Materials) attached to planning permission ref: HGY/2022/1937; namely to enlarge the approved extension and change the external material on west and north elevations to brickwork.

  Granted Amendments Extension 16 docs

• Basement Flat A, 13 Oakfield Road, Hornsey, London, N4 4NH

  HGY/2026/1525 Submitted 1 Jun 2026 100m away

  T1 Mature Sycamore tree, reduce lateral and vertical growth by 3.0 M approx

  Granted Trees 5 docs

• HGY/2026/1917 Granted

  30, 32 & 34 Elm Park Avenue, London, N15 6AU

  Erection of a ground floor rear extension at No. 32, first floor rear extensions across Nos. 30, 32 and 34 and the erection of a porch extension to the front of No.32.

  22 Jul 2026 Full applications
• HGY/2026/1085 Granted

  58 Ellenborough Road, Wood Green, London, N22 5EY

  Change of use of a single family dwellinghouse (Class C3) to a small House in Multiple Occupation (HMO) (Class C4) with 5 bedrooms for a maximum of 5 occupants including the provision of waste and cycle storage.

  7 May 2026 Full applications
• HGY/2026/0993 Granted

  80, Wightman Road, London, N4 1RU

  The conversion of an existing garage/store and erection of a first floor to form a three bedroom dwellinghouse

  7 Apr 2026 Full applications
• HGY/2026/1425 Awaiting decision

  63 Park Ridings, Wood Green, London, N8 0LB

  Change of use from a single dwelling (Use Class C3) to a House in Multiple Occupation (Use Class C4) (retrospective), with proposed refuse/recycling and cycle storage.

  11 Sep 2026 Full applications
• HGY/2026/2303 Awaiting decision

  8 Middle Lane, Hornsey, London, N8 8PL

  Erection of an additional set-back storey at roof level to provide 1 no. one-bedroom, two-person residential dwelling (Use Class C3), increasing the development approved under planning permission HGY/2025/2512 from four to five residential units, together with amendments to the approved scheme.

  11 Sep 2026 Full applications