First Floor Flat, 97 Mattison Road, Hornsey, London, N4 1BQ

1. 12 Dec 2025

   Received by Haringey

2. 13 May 2026

   Decision issued: Approve with Conditions

3. 24 Jul 2026

   Added to PlanIndex

Haringey granted permission on 13 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.

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.

• First Floor Flat, 108 Mattison Road, Hornsey, London, N4 1BE

  HGY/2024/2942 Submitted 25 Oct 2024 50 yards away

  Erection of extension to existing rear dormer width, replacement of the external rear façade with timber cladding, replacement of existing patio doors with double glazed units and modification and replacement of existing roof lights with the reduction of 6 rooflights to 5.

  Granted Full applications Extension Loft or dormer +1 12 docs

• Flat A, 110 Mattison Road, Hornsey, London, N4 1BE

  HGY/2024/2928 Submitted 24 Oct 2024 50 yards away

  Proposed erection of a single storey ground floor side to rear wraparound extension.

  Granted Full applications Extension 7 docs
  Small domestic

• 100 Mattison Road, Hornsey, London, N4 1BE

  HGY/2025/3051 Submitted 10 Dec 2025 50 yards away

  Erection of a single storey rear wraparound extension to the ground floor flat and related works.

  Granted Householder Extension 9 docs
  Small domestic

• Ground Floor Flat, 108, Mattison Road, London, N4 1BE

  HGY/2021/1995 Submitted 1 Jul 2021 50 yards away

  Erection of single-storey wraparound extension

  Granted Full applications Extension 11 docs
  Small domestic

• 70 Duckett Road, Hornsey, London, N4 1BW

  HGY/2023/0447 Submitted 16 Mar 2023 100 yards away

  L-shaped loft conversion with a roof terrace above the first floor outrigger, extension of the front roof over the bay window, installation of one roof light to the front slope and two small roof lights to either side of the front roof element.

  Granted Full applications Extension Loft or dormer +1 6 docs

• 70 Duckett Road, Hornsey, London, N4 1BW

  HGY/2023/0510 Submitted 21 Feb 2023 100 yards away

  Replacement of existing rear extension with a wraparound ground floor extension and replacement of rear windows on first floor level with the addition of juliette balconies.

  Refused Full applications Extension Windows or glazing 7 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.

  Received 22 Jul, published by the council 24 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.

  Received 7 May, published by the council 24 Jul 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

  Received 7 Apr, published by the council 24 Jul 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.

  Received 11 Sep, published by the council 17 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.

  Received 11 Sep, published by the council 17 Sep 2026 Full applications