Flat C, 6 Thornhill Crescent, London, N1 1BL

This site has had 4 applications since 2019: 4 approved, 0 refused.

• P2025/2883/LBC Granted

  Flat C, 6 Thornhill Crescent, London, N1 1BL

  Retrospective application for retention replacement of a window within the exist

  Decided 12 Jan 2026 Heritage and listed buildings
• P2019/3342/FUL Granted

  Flat C, 6 Thornhill Crescent, London, N1 1BL

  Replacement of the existing rear dormer window.

  Decided 23 Dec 2019 Full applications
• P2019/3418/LBC Granted

  Flat C, 6 Thornhill Crescent, London, N1 1BL

  Replacement of the existing rear dormer window.

  Decided 23 Dec 2019 Heritage and listed buildings

1. 21 Oct 2025

   Received by Islington

2. 12 Jan 2026

   Decision issued: Approve with conditions

3. 8 Aug 2026

   Added to PlanIndex

Islington granted permission on 12 January 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 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.

• Flat C, 6 Thornhill Crescent, London, N1 1BL

  P2025/2883/LBC Submitted 21 Oct 2025 0m away

  Retrospective application for retention replacement of a window within the exist

  Granted Heritage and listed buildings Windows or glazing

• 8 Thornhill Crescent, London, N1 1BL

  P2024/3492/TRE Submitted 22 Nov 2024 12m away

  100% historically approved · decision due ~24 Jan

  Fig (T1) - Pollard at 3m. The tree has grown far too big for the space and needs to be brought down so it can be managed as a much smaller tree.

  Awaiting decision Trees 3 docs

• 8 Thornhill Crescent, London, N1 1BL

  P2021/2319/TRE Submitted 6 Aug 2021 12m away

  Rear garden Eucalyptus (T1) - Reduce height down to 2.5m (the 1st growth point).

  Granted Trees 3 docs

• Flat C, 6 Thornhill Crescent, London, N1 1BL

  P2019/3342/FUL Submitted 7 Nov 2019 25m away

  Replacement of the existing rear dormer window.

  Granted Full applications Loft or dormer Windows or glazing 9 docs

• Flat C, 6 Thornhill Crescent, London, N1 1BL

  P2019/3418/LBC Submitted 7 Nov 2019 25m away

  Replacement of the existing rear dormer window.

  Granted Heritage and listed buildings Loft or dormer Windows or glazing 4 docs

• 25 Huntingdon Street, London, N1 1BS

  P2025/0467/TRE Submitted 17 Feb 2025 28m away

  100% historically approved · decision due ~22 Apr

  T1 Ash Tree Height reduction -1.75m Spread reduction - 1.5m Removal of dead growth Repeat of maintenance work of 3-4 years ago (on a cycle that Gibbs & Haynes has carried out on a regular basis) Increasing light to garden of 25 and surrounding gardens

  Awaiting decision Trees 4 docs

• P2026/2205/FUL Status unknown

  Flat 3, 8 Birnam Road, London, N4 3LQ

  Erection of a rear dormer roof extension and a rear roof terrace with a railing

  4 Sep 2026 Full applications
• P2026/1941/FUL Status unknown

  Flat A, 10 Loraine Road, London, N7 6EZ

  Replacement of an existing external step to access the rear garden.

  3 Sep 2026 Full applications
• P2026/1722/FUL Refused

  Pavement outside 2-4 Archway Close, London, N19 3TD

  The proposed deployment of a Street Hub 3 unit with associated digital advertise

  13 Jul 2026 Full applications
• P2026/2280/FUL Status unknown

  Margery Street Community Hall, 1 Margery Street, London, WC1X 0HR

  A new secondary access gate adjacent to the Community Room at Margery Street Com

  3 Sep 2026 Full applications
• P2026/1507/FUL Granted

  Ground Floor, 257 Caledonian Road, London, N1 1ED

  Alterations to shopfront including new aluminium-composite panels to integrate d

  9 Jun 2026 Full applications