35 Rathcoole Avenue, Hornsey, London, N8 9LY

This site has had 2 applications since 2026: 1 approved, 0 refused.

• HGY/2026/2179 Granted

  35 Rathcoole Avenue, Hornsey, London, N8 9LY

  Certificate of Lawfulness (Proposed Use): Outrigger roof extension.

  Decided 28 Aug 2026 Lawful development

1. 24 Jun 2026

   Received by Haringey

2. 24 Jul 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 19 August 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 53 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.

• 19 Rathcoole Avenue, Hornsey, London, N8 9LY

  HGY/2026/2032 Submitted 17 Jul 2026 0m away

  91% historically approved · decision due ~11 Sep

  Replacement of existing timber windows with new double-glazed uPVC windows to front, side and rear elevations and replacement of existing timber rear doors to flats with new uPVC doors.

  Awaiting decision Householder New dwelling Windows or glazing 10 docs
  Domestic

• 45 Rathcoole Avenue, Hornsey, London, N8 9LY

  HGY/2026/2033 Submitted 20 Aug 2026 0m away

  91% historically approved · decision due ~15 Oct

  Replacement of existing windows with new double-glazed uPVC windows to front, side and rear elevations, and replacement of existing timber rear doors to flats with new uPVC doors.

  Awaiting decision Householder New dwelling Windows or glazing 17 docs
  Domestic

• 35 Rathcoole Avenue, Hornsey, London, N8 9LY

  HGY/2026/2179 Submitted 31 Jul 2026 0m away

  Certificate of Lawfulness (Proposed Use): Outrigger roof extension.

  Granted Lawful development Extension 5 docs

• Flat A, 1 Rathcoole Avenue, Hornsey, London, N8 9LY

  HGY/2024/1229 Submitted 9 May 2024 0m away

  Approval of condition 1 (Materials) ref: HGY/2023/1449

  Withdrawn Conditions 4 docs

• 56b Rathcoole Avenue, Hornsey, London, N8 9NA

  HGY/2026/0481 Submitted 13 Apr 2026 34m away

  Non-material amendment following a grant of planning permission HGY/2025/3420 to amend the site address on the planning consent from Flat 56a to Flat 56b Rathcoole Avenue N8 9NA.

  Granted Amendments 7 docs

• First Floor Flat A, 56 Rathcoole Avenue, Hornsey, London, N8 9NA

  HGY/2025/3420 Submitted 8 Dec 2025 34m away

  Installation of 2no. front rooflights.

  Granted Householder Loft or dormer 14 docs
  Domestic

• HGY/2026/2282 Awaiting decision

  77 Falkland Road, Hornsey, London, N8 0NS

  Single storey side and rear extension.

  14 Sep 2026 Householder
• HGY/2026/2059 Granted

  21 Shanklin Road, Hornsey, London, N8 8TJ

  Single Storey Rear Extension

  20 Jul 2026 Householder
• HGY/2026/2162 Granted

  71 Fairfax Road, Hornsey, London, N8 0NH

  Erection of L-shaped rear dormer; erection of single storey rear extension; 2 no. front roof lights.

  30 Jul 2026 Householder
• HGY/2026/1895 Granted

  396 St Anns Road, Tottenham, London, N15 3ST

  Erection of single storey side infill extension, formation of dormer window and insertion of 4 nos. rooflights (3no. front facing and 1no. rear facing).

  17 Jul 2026 Householder
• HGY/2026/1959 Granted

  10 Roseberry Gardens, Tottenham, London, N4 1JJ

  Erection of a single storey rear and side wraparound extension, formation of dormer window and insertion of 3 nos. rooflights to front roof slope (amended).

  17 Jul 2026 Householder