16 Cornwall Road, Hornsey, London, N4 4PH

1. 4 Jun 2026

   Received by Haringey

2. 24 Jul 2026

   Added to PlanIndex

3. 29 Jul 2026

   Decision issued: Approve with Conditions

Haringey granted permission on 29 July 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.

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.

• 26 Cornwall Road, Hornsey, London, N4 4PH

  HGY/2026/2443 Submitted 2 Sep 2026 0m away

  91% historically approved · decision due ~28 Oct

  Replacement of existing single glazed timber framed sash style windows to front and rear elevations with new double glazed timber framed sash style windows, and replacement of existing single glazed timber framed rear door with new double glazed timber framed rear door.

  Awaiting decision Householder Windows or glazing 13 docs
  Domestic

• 10 Cornwall Road, Hornsey, London, N4 4PH

  HGY/2025/3356 Submitted 16 Jan 2026 0m away

  The proposal replaces the existing timber windows with modern double glazed timber units. Elevations and window schedule appended to this application.

  Granted Full applications Windows or glazing 11 docs

• 11 Cornwall Road, Hornsey, London, N4 4PH

  HGY/2025/3357 Submitted 16 Jan 2026 0m away

  The proposal replaces the existing timber windows with modern double glazed timber units. Elevations and window schedule appended to this application.

  Granted Full applications Windows or glazing 11 docs

• 28 Lancaster Road, Hornsey, London, N4 4PR

  HGY/2023/0043 Submitted 6 Jan 2023 75m away

  Erection of a single storey rear/infill extension.

  Granted Householder Extension 8 docs
  Small domestic

• Flat A, 29 Oakfield Road, Hornsey, London, N4 4NP

  HGY/2025/3609 Submitted 28 Jan 2026 84m away

  Variation of condition 2 (Approved Plans) and condition 3 (Materials) attached to planning permission ref: HGY/2022/1937; namely to enlarge the approved extension and change the external material on west and north elevations to brickwork.

  Granted Amendments Extension 16 docs

• Basement Flat A, 13 Oakfield Road, Hornsey, London, N4 4NH

  HGY/2026/1525 Submitted 1 Jun 2026 100m away

  T1 Mature Sycamore tree, reduce lateral and vertical growth by 3.0 M approx

  Granted Trees 5 docs

• 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