Second Floor Flat, 35 Hillfield Avenue, Hornsey, London, N8 7DS

1. 10 Oct 2025

   Received by Haringey

2. 5 Dec 2025

   Decision issued: Approve with Conditions

3. 10 Aug 2026

   Added to PlanIndex

Haringey granted permission on 5 December 2025, 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.

• 61 Hillfield Avenue, Hornsey, London, N8 7DS

  HGY/2025/2521 Submitted 18 Sep 2025 0m away

  Installation of a new ground floor rear corner window.

  Granted Householder Windows or glazing 18 docs
  Domestic

• 79 Hillfield Avenue, Hornsey, London, N8 7DS

  HGY/2025/2854 Submitted 17 Oct 2025 0m away

  Rear garden of 79 Hillfield Avenue: bay (T1) - reduce height by approx 2m, trim to shape it. Rear garden of 14 Harold Road: elder (T2) - cut back to the boundary line, taking off 3m. Reason: to allow more light into the garden.

  Granted Trees 5 docs

• Flat C, 53 Hillfield Avenue, Hornsey, London, N8 7DS

  HGY/2026/0738 Submitted 16 Mar 2026 0m away

  Replacement of two windows in flat C on the third floor. The windows are located the rear of the property, not visible from a public footpath or road. Replacement of timber sash windows to double glazed uPVC windows.

  Granted Full applications Windows or glazing 9 docs

• 59 Hillfield Avenue, Hornsey, London, N8 7DS

  HGY/2023/0302 Submitted 27 Feb 2023 0m away

  Construction of single-storey rear extension with associated roof terrace, provision of new handrails and alterations to rear patio area.

  Granted Householder Extension 21 docs
  Small domestic

• 41 Hillfield Avenue, Hornsey, London, N8 7DS

  HGY/2024/1951 Submitted 15 Jul 2024 0m away

  Rear infill extension and change of use from Large HMO (Sui Generis) to Dwellinghouse (C3).

  Granted Full applications Extension 22 docs
  Domestic

• 7 Glebe Road, Hornsey, London, N8 7DA

  HGY/2024/2982 Submitted 29 Oct 2024 63m away

  Erection of a ground floor rear extension to replace the existing

  Granted Householder Extension 7 docs
  Domestic

• HGY/2026/1488 Granted

  203-209 Muswell Hill Broadway, Hornsey, London, N10 3RQ

  Installation of defibrillator and bleed kit cabinets to external wall of Nationwide Building Society branch

  10 Jul 2026 Full applications
• HGY/2026/2208 Awaiting decision

  21 The Grove Lynton Road, Hornsey, London, N8 8ST

  Increase the height of the embrasures of the parapet wall gutters throughout. Supply and install 140mm of insulation into the parapet gutter. Install a metal capping – by bauder on the top of the parapet wall. New roof covering – supply and install new tile roof covering. New tiles to be Marley Wessex Smooth Grey.

  4 Sep 2026 Full applications
• HGY/2026/2340 Awaiting decision

  Rowan, Muswell Road, Hornsey, London, N10 2BX

  The riser team is required to run a new inlet pipe from the isolation valve, extending approximately 5m to supply the new meter boxes, which will be installed at the front of the building.

  4 Sep 2026 Full applications
• HGY/2026/2284 Awaiting decision

  10 & 12 Gladesmore Road, London, N15 6TB

  Erection of first floor extensions to the rear elevations of Nos. 10 and 12 Gladesmore Road and the alteration of their ground floor rear fenestration.

  3 Sep 2026 Full applications
• HGY/2026/2062 Awaiting decision

  165 Priory Road, Hornsey, London, N8 8NB

  Change of use from upper floor residential unit into a 6-persons House in Multiple Occupation (HMO), with associated cycle and bin stores in rear courtyard.

  2 Sep 2026 Full applications