17 Thirlmere Road, Hornsey, London, N10 2DL

1. 9 Sep 2024

   Received by Haringey

2. 5 Nov 2024

   Decision issued: Approve with Conditions

3. 25 Jul 2026

   Added to PlanIndex

Haringey granted permission on 5 November 2024, 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.

• 29 Thirlmere Road, Hornsey, London, N10 2DL

  HGY/2022/4481 Submitted 20 Dec 2022 0.1 miles away

  Refurbishment of ground floor including demolition of existing canopy/lean-to structures at the rear and side, new glazing arrangement at rear and the addition of a ground floor rear, side-infill extension. Remedial works to front garden walls and construction of a new bin store.

  Granted Householder Extension Demolition +1 10 docs
  Domestic

• 8 Thirlmere Road, Hornsey, London, N10 2DN

  HGY/2023/0552 Submitted 23 Feb 2023 0.1 miles away

  T1: Willow (13m): Pollard to 5m from ground level to keep at a size suitable for its location, make ongoing maintenance easier and to allow more light into the garden

  Granted Trees 3 docs

• 20 Thirlmere Road, Hornsey, London, N10 2DN

  HGY/2026/1124 Submitted 21 Apr 2026 0.1 miles away

  4 large conifers on the back boundary of our garden. One is dead two further are dying. We would like to remove all 4 trees taking them to ground level.

  Granted Trees 3 docs

• 10 Thirlmere Road, Hornsey, London, N10 2DN

  HGY/2025/2315 Submitted 27 Aug 2025 0.1 miles away

  Non-Material Amendment to approved development HGY/2014/2033 (Erection of a single storey rear infill extension) for the enlargement of the rear patio doors/glazing.

  Granted Amendments Extension Windows or glazing 7 docs
  Small domestic

• 56 Grasmere Road, Hornsey, London, N10 2DJ

  HGY/2026/1009 Submitted 16 Apr 2026 0.1 miles away

  Replacement of existing front door, erection of single storey side infill rear extension with rear decking, erection of rear dormer with linked roof extension over outrigger projection, insertion of 3 front rooflights, replacement of ground and first floor rear fenestration.

  Granted Householder Extension Loft or dormer +1 5 docs
  Small domestic

• Flat 2, 50 Grasmere Road, Hornsey, London, N10 2DJ

  HGY/2026/2302 Submitted 14 Aug 2026 0.1 miles away

  83% historically approved · decision due ~9 Oct

  Erection of rear dormer with linked roof extension onto outrigger roof slope, installation of 2 front rooflights.

  Awaiting decision Full applications Extension Loft or dormer 4 docs

• HGY/2026/2282 Awaiting decision

  77 Falkland Road, Hornsey, London, N8 0NS

  Single storey side and rear extension.

  Received 14 Sep, published by the council 17 Sep 2026 Householder
• HGY/2026/2059 Granted

  21 Shanklin Road, Hornsey, London, N8 8TJ

  Single Storey Rear Extension

  Received 20 Jul, published by the council 10 Aug 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.

  Received 30 Jul, published by the council 10 Aug 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).

  Received 17 Jul, published by the council 24 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).

  Received 17 Jul, published by the council 24 Jul 2026 Householder