28 Allison Road, Hornsey, London, N8 0AT

This site has had 3 applications since 2026: 2 approved, 0 refused.

• HGY/2026/1974 Granted

  28 Allison Road, Hornsey, London, N8 0AT

  Formation of rear dormer with rooflights on front slope.

  Decided 28 Aug 2026 Householder
• HGY/2026/1964 Granted

  28 Allison Road, Hornsey, London, N8 0AT

  Certificate of Lawfulness Proposed: Proposed outrigger extension.

  Decided 31 Jul 2026 Lawful development

1. 4 Sep 2026

   Received by Haringey

2. 27 Sep 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 30 October 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Haringey took a median of 54 days over the applications it decided in the last year.

This application is with Haringey for determination, against a statutory target of eight weeks. Over the last year Haringey decided householder applications in a median of 56 days. More in our guide to how long planning decisions take.

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.

• 78 Allison Road, Hornsey, London, N8 0AT

  HGY/2024/2545 Submitted 16 Sep 2024 50 yards away

  The proposal replaces the existing timber sash windows with modern Casement UPVC units.

  Granted Full applications Windows or glazing 10 docs

• 42 Allison Road, Hornsey, London, N8 0AT

  HGY/2026/2220 Submitted 5 Aug 2026 50 yards away

  90% historically approved · decision due ~30 Sep

  Certificate of Lawfulness (proposed) for single-storey rear extension, rear dormer roof extension and rooflights on dormers and front facing roof.

  Awaiting decision Lawful development Extension Loft or dormer 6 docs
  Small domestic

• 70 Allison Road, Hornsey, London, N8 0AT

  HGY/2026/0735 Submitted 16 Mar 2026 50 yards away

  Rear dormer and outrigger roof extension, rear terrace to outrigger extension and two front rooflights.

  Granted Householder Extension Loft or dormer 14 docs
  Domestic

• 42 Allison Road, Hornsey, London, N8 0AT

  HGY/2026/2219 Submitted 1 Sep 2026 50 yards away

  91% historically approved · decision due ~27 Oct

  Single-storey side-return infill extension and installation of AC condenser units.

  Awaiting decision Householder Extension 6 docs
  Small domestic

• 28 Allison Road, Hornsey, London, N8 0AT

  HGY/2026/1974 Submitted 14 Jul 2026 50 yards away

  Formation of rear dormer with rooflights on front slope.

  Granted Householder Loft or dormer 10 docs
  Domestic

• 82 Allison Road, Hornsey, London, N8 0AT

  HGY/2026/2375 Submitted 25 Aug 2026 50 yards away

  90% historically approved · decision due ~20 Oct

  Certificate of Lawfulness (proposed) for loft conversion including 2x roof lights and L shaped box dormer on rear roof slopes

  Awaiting decision Lawful development Loft or dormer 8 docs

• HGY/2026/2549 Awaiting decision

  68 Nightingale Road, Wood Green, London, N22 8PP

  Erection of a single-storey rear and side extension, with changes to the first-floor rear roof and internal remodelling.

  Received 25 Sep, published by the council 27 Sep 2026 Householder
• HGY/2026/1784 Granted

  35 Rathcoole Avenue, Hornsey, London, N8 9LY

  Replacement of the existing single storey rear extension and replacement of the rear first floor double doors with windows and the removal of the rear steps from the first floor. AMENDED DESCRIPTION

  Received 24 Jun, published by the council 24 Jul 2026 Householder
• HGY/2026/2569 Awaiting decision

  84 Wellington Avenue, Tottenham, London, N15 6BB

  Erection of part double storey rear extension inc. full width ground floor rear extension and part width first floor rear extension.

  Received 23 Sep, published by the council 27 Sep 2026 Householder
• HGY/2026/2573 Awaiting decision

  84 Wellington Avenue, Tottenham, London, N15 6BB

  Erection of 2nd floor extension with loft accommodation at 3rd level within a pitched roof (Type 3 extension).

  Received 23 Sep, published by the council 27 Sep 2026 Householder
• HGY/2026/2235 Granted

  31 Northwood Road, London N6 5TL

  Retrospective planning permission for the installation of gas pipework.

  Received 7 Aug, published by the council 15 Aug 2026 Householder