10 Elder Avenue, Hornsey, London, N8 9TH

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

• HGY/2026/1737 Granted

  10 Elder Avenue, Hornsey, London, N8 9TH

  Alterations to existing rear outrigger and erection of a single storey full-width rear extension with roof terrace above; erection of rear roof dormer extension; erection of first-floor rear extension; and installation of two rooflights to the front roofslope.

  Decided 17 Aug 2026 Householder

1. 18 Jun 2026

   Received by Haringey

2. 24 Jun 2026

   Decision issued: Permitted Development

3. 24 Jul 2026

   Added to PlanIndex

Haringey granted permission on 24 June 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.

A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.

• 10 Elder Avenue, Hornsey, London, N8 9TH

  HGY/2026/1737 Submitted 18 Jun 2026 50 yards away

  Alterations to existing rear outrigger and erection of a single storey full-width rear extension with roof terrace above; erection of rear roof dormer extension; erection of first-floor rear extension; and installation of two rooflights to the front roofslope.

  Granted Householder Extension Loft or dormer 8 docs
  Small domestic

• Flat 2, 8 Elder Avenue, Hornsey, London, N8 9TH

  HGY/2024/1945 Submitted 9 Oct 2024 50 yards away

  Erection of outbuilding to the rear of the garden to contain office space and storage area (Retrospective application).

  Granted Householder 9 docs
  Small domestic

• 16 Elder Avenue, Hornsey, London, N8 9TH

  HGY/2025/3492 Submitted 16 Dec 2025 50 yards away

  REAR: ONE sycamore tree (T1)(ht.6m) Full fell. Removal to reduce lack of light and benefit growth of surrounding trees and shrubs.

  Granted Trees 6 docs

• First Floor Flat B, 2 Elder Avenue, Hornsey, London, N8 9TH

  HGY/2025/2940 Submitted 28 Oct 2025 50 yards away

  T1 Front garden. Self set multi-stem Ash. Tree growing within a hedge and compressing against wall. Fell to ground level to prevent future issues.

  Granted Trees 6 docs

• Second Floor Flat C, 4 Elder Avenue, Hornsey, London, N8 9TH

  HGY/2025/2599 Submitted 29 Sep 2025 50 yards away

  Replacement of old, front windows with new double-glazed window to match original architectural style.

  Granted Full applications Windows or glazing 9 docs

• Flat 1, 14 Elder Avenue, Hornsey, London, N8 9TH

  HGY/2026/1462 Submitted 22 May 2026 50 yards away

  I have two large conifers in my back garden that are leaning down towards the garden shed and are causing damage to the guttering as they are very close. I would like to cut these two trees down as they are not in good condition and want to prevent future damage.

  Granted Trees 4 docs
  Small domestic

• HGY/2026/2285 Granted

  13 Woollaston Road, Hornsey, London, N4 1SD

  Certificate of Lawfulness (proposed) for loft conversion with rear dormer extension.

  Received 14 Aug, published by the council 22 Aug 2026 Lawful development
• HGY/2026/2357 Granted

  40 Falmer Road, Tottenham, London, N15 5BA

  Lawful development Certification for proposed erection of rear roof extension and insertion of front rooflight

  Received 21 Aug, published by the council 4 Oct 2026 Lawful development
• HGY/2026/2692 Granted

  125 High Cross Road, Tottenham, London, N17 9NR

  Lawful development: Proposed use for change of use within Class E to a Nail shop (Class E(c)(iii))

  Received 29 Sep, published by the council 4 Oct 2026 Lawful development
• HGY/2026/2637 Granted

  30 Gloucester Road, Tottenham, London, N17 6DH

  Lawful development: Proposed use. Loft conversion including 2x roof lights and L-shaped box dormer to the rear roof slopes with materials to match existing materials on main roof

  Received 21 Sep, published by the council 4 Oct 2026 Lawful development
• HGY/2026/2420 Granted

  50 St Loys Road, Tottenham, London, N17 6UD

  Certificate of Lawfulness: Proposed erection of an L-shaped rear dormer including the insertion of 2nos. front rooflights.

  Received 28 Aug, published by the council 7 Sep 2026 Lawful development