18 Dukes Avenue, Hornsey, London, N10 2PT

This site has had 4 applications since 2024: 2 approved, 2 refused.

• HGY/2026/0079 Granted

  18 Dukes Avenue, Hornsey, London, N10 2PT

  T1 - Ash tree (18m) - reduce crown by approximately 4m.

  Decided 28 Jan 2026 Trees
• HGY/2025/3482 Refused

  18 Dukes Avenue, Hornsey, London, N10 2PT

  The Installation of an Air Source Heat Pump and small lightweight slatted timber enclosure, in the front garden, to be concealed behind the existing boundary wall and hedge.

  Decided 9 Feb 2026 Householder
• HGY/2024/2145 Granted

  18 Dukes Avenue, Hornsey, London, N10 2PT

  Single storey rear extension, rear dormer window, replacement of existing window to the rear elevation.

  Decided 6 Nov 2024 Householder

1. 22 Sep 2025

   Received by Haringey

2. 17 Nov 2025

   Decision issued: Refuse

3. 10 Aug 2026

   Added to PlanIndex

Haringey refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. 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.

• 18 Dukes Avenue, Hornsey, London, N10 2PT

  HGY/2024/2145 Submitted 1 Aug 2024 0m away

  Single storey rear extension, rear dormer window, replacement of existing window to the rear elevation.

  Granted Householder Extension Loft or dormer +1 28 docs
  Small domestic

• 2 Dukes Avenue, Hornsey, London, N10 2PT

  HGY/2025/3424 Submitted 1 Jul 2026 0m away

  To form external Fire Escape Stair to rear of Upper Ground Floor Flat & renew existing dilapidated Juliet Balcony to rear living room.

  Granted Full applications 9 docs

• Flat 2, 10 Dukes Avenue, Hornsey, London, N10 2PT

  HGY/2023/0451 Submitted 14 Feb 2023 0m away

  Replacement timber windows to the property's ground floor front bedroom.

  Granted Householder Windows or glazing 12 docs
  Domestic

• 18 Dukes Avenue, Hornsey, London, N10 2PT

  HGY/2025/3482 Submitted 15 Dec 2025 0m away

  The Installation of an Air Source Heat Pump and small lightweight slatted timber enclosure, in the front garden, to be concealed behind the existing boundary wall and hedge.

  Refused Householder 14 docs
  Small domestic

• 18 Dukes Avenue, Hornsey, London, N10 2PT

  HGY/2026/0079 Submitted 12 Jan 2026 0m away

  T1 - Ash tree (18m) - reduce crown by approximately 4m.

  Granted Trees 6 docs

• Land behind 25 Dukes Avenue, London, N10 2PS

  HGY/2026/1146 Submitted 30 Apr 2026 49m away

  Variation of Condition 2 (approved plans) attached to planning permission HGY/2017/2827 / HGY/2019/1937 to allow for amendments to the design, including the introduction of a part first‑floor element and internal reconfiguration to provide a 4‑bedroom dwelling.

  Granted Amendments 14 docs
  Domestic

• HGY/2026/2086 Awaiting decision

  3 Rookfield Avenue, Hornsey, London, N10 3TS

  Installation of photovoltaic (PV) panels on the rear pitched roof.

  4 Sep 2026 Householder
• HGY/2026/0629 Granted

  189 West Green Road, Tottenham, London, N15 5EA

  Construction of Vehicle Crossing including dropped kerb.

  9 Mar 2026 Householder
• HGY/2025/1677 Awaiting decision

  6 Cascade Avenue, Hornsey, London, N10 3PU

  Installation of replacement rear steps connecting the kitchen to the garden

  2 Sep 2026 Householder
• HGY/2026/2219 Awaiting decision

  42 Allison Road, Hornsey, London, N8 0AT

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

  1 Sep 2026 Householder
• HGY/2026/2124 Awaiting decision

  68 Downhills Way, Tottenham, London, N17 6BB

  LOFT CONVERSION WITH REAR DORMER AND THREE ROOF LIGHTS ON FRONT ROOF SLOPE

  1 Sep 2026 Householder