59 Grasmere Road, Hornsey, London, N10 2DH

1. 3 Nov 2025

   Received by Haringey

2. 18 Dec 2025

   Decision issued: Refuse

3. 10 Aug 2026

   Added to PlanIndex

Haringey refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. More in our guide to what happens after a planning decision.

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.

• 75 Grasmere Road, Hornsey, London, N10 2DH

  HGY/2022/4372 Submitted 7 Feb 2023 50 yards away

  Erection of partial hip to gable roof extension. Formation of dormer to rear roofslope. Addition of a clay tiled roof over the side single-storey extension. Insertion of 3 rooflights to front roofslope

  Granted Householder Extension Loft or dormer 30 docs
  Small domestic

• 9 Grasmere Road, Hornsey, London, N10 2DH

  HGY/2024/3255 Submitted 28 Nov 2024 50 yards away

  Loft dormer extension to rear main roof and rear outrigger roof to include 3no. front facing conservation style roof windows. Removal of existing glass roof to ground floor infill extension and replacement with solid tiled roof with 3no. roof windows.

  Granted Householder Extension Loft or dormer +1 18 docs
  Domestic

• 71 Grasmere Road, Hornsey, London, N10 2DH

  HGY/2026/1930 Submitted 8 Jul 2026 50 yards away

  91% historically approved · decision due ~2 Sep

  Erection of a ground floor rear extension, a first floor rear extension, and a roof extension including a hip-to-gable extension with a new rear dormer and 4no. front rooflights. Alterations to front and side elevations including the replacement of windows, doors and garage door. Installation of Air Source Heat Pump and PV solar panels on the roof. Removal of 2no. trees and other hard landscaping works in the rear garden.

  Awaiting decision Householder Extension Loft or dormer +2 22 docs
  Domestic

• First Floor Flat, 25 Grasmere Road, Hornsey, London, N10 2DH

  HGY/2022/3908 Submitted 30 Nov 2022 50 yards away

  Construction of rear & outrigger dormer extensions to facilitate Loft Conversion to a flat, with associated rooflights.

  Granted Full applications Extension Loft or dormer 6 docs

• 33, Grasmere Road, London, N10 2DH

  HGY/2019/3016 Submitted 6 Nov 2019 50 yards away

  Proposed erection of a single storey ground floor side infill extension to dwellinghouse.

  Withdrawn Full applications Extension 7 docs
  Small domestic

• 56 Grasmere Road, Hornsey, London, N10 2DJ

  HGY/2026/1009 Submitted 16 Apr 2026 50 yards away

  Replacement of existing front door, erection of single storey side infill rear extension with rear decking, erection of rear dormer with linked roof extension over outrigger projection, insertion of 3 front rooflights, replacement of ground and first floor rear fenestration.

  Granted Householder Extension Loft or dormer +1 5 docs
  Small domestic

• 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