405 Hornsey Road, London, N19 4DX

This site has had 2 applications since 2025: 1 approved, 1 refused.

• P2025/2850/FUL Granted

  405 Hornsey Road, London, N19 4DX

  Erection of mansard roof extension

  Decided 22 Dec 2025 Full applications

1. 17 Feb 2026

   Received by Islington

2. 23 Feb 2026

   Validated

   Checked as complete and ready for consideration.

3. 23 Apr 2026

   Decision issued: Refusal of permission

4. 25 Jul 2026

   Added to PlanIndex

Islington 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.

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

• 405 Hornsey Road, London, N19 4DX

  P2025/2850/FUL Submitted 8 Oct 2025 50 yards away

  Erection of mansard roof extension

  Granted Full applications Extension Loft or dormer

• First And Second Floor Flat, 448 Hornsey Road, London, N19 4EE

  P2026/0034/FUL Submitted 13 Jan 2026 50 yards away

  Proposed first floor rear extension, erection of a mansard roof, floor plan rede

  Granted Full applications Extension Loft or dormer

• Belgravia Workshops, 157- 163 Marlborough Road, Islington, London, N19 4NF

  P2019/3227/FUL Submitted 29 Oct 2019 50 yards away

  Installation of six units of plant machinery at ground floor level within internal courtyard.

  Granted Full applications 16 docs
  Several homes

• 157-163 Belgravia Workshops, Marlborough Road, London, N19 4NF

  P2019/3228/FUL Submitted 29 Oct 2019 50 yards away

  Installation of canopies and replacement of doors to front elevation.

  Granted Full applications 13 docs

• 450 Hornsey Road, London, N19 4EE

  P2019/3370/PRA Submitted 12 Nov 2019 50 yards away

  Notification for Prior Approval for a Proposed Change of Use of a Building from Launderette (Sui Generis) to Residential (C3).

  Granted Prior approval 5 docs

• 446 Hornsey Road, London, N19 4EE

  P2021/1620/PRA Submitted 4 Jun 2021 50 yards away

  Prior Approval Application for a Change of use of the basement and ground floor of 446 Hornsey Road from retail (Use Class E) into two residential dwellings (Use Class C3).

  Refused Prior approval 18 docs

• P2026/2400/FUL Awaiting decision

  196 City Cloisters, Old Street, London, EC1V 9FR

  Installation of two dry riser inlets at ground floor level, to the Old Street el

  Received 11 Sep, published by the council 15 Sep 2026 Full applications
• P2026/2394/FUL Awaiting decision

  25a, Prah Road, London, N4 2RB

  Alterations to the garden only of 25A Prah Road; including: removal of existing

  Received 11 Sep, published by the council 15 Sep 2026 Full applications
• P2026/0733/FUL Granted

  Watersview Estate, London, N1 7RN

  Replacement of the existing windows and doors with new PVCu windows and a mix of PVCu and composite doors. Replacement of window panels to all elevations with new composite panels to Watersview Estate (for Grand Junction Wharf, Pickfords Wharf, and Wharf Road).

  Received 17 Mar, published by the council 25 Jul 2026 Full applications
• P2026/2345/FUL Awaiting decision

  Flat 1, 19 Dunford Road, London, N7 6EP

  Application for a Garden Room (retrospective)

  11 Sep 2026 Full applications
• P2026/2385/FUL Awaiting decision

  34 Cloudesley Place, London, N1 0HZ

  Replacement of roof coverings, gutter linings and flashings [Listed Building Con

  Received 10 Sep, published by the council 15 Sep 2026 Full applications