16 THORNHILL SQUARE LONDON N1 1BQ

1. 14 Sep 2026

   Received by Islington

2. 14 Sep 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 9 November 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Islington took a median of 53 days over the applications it decided in the last year.

This application is with Islington for determination, against a statutory target of eight weeks. Over the last year Islington decided heritage and listed building applications in a median of 68 days. More in our guide to how long planning decisions take.

Listed building consent is needed for works that affect the special interest of a listed building, and carrying out such works without it is a criminal offence. More in our guide to planning application types.

• St Andrews Church, Thornhill Square, London, N1 1BQ

  P2026/1977/TRE Submitted 4 Aug 2026 50 yards away

  The subject tree is identified as T1 in the attached drawing. T1 is a multi-tru

  Granted Trees

• 15 Thornhill Square, London, N1 1BQ

  P2021/2038/TRE Submitted 12 Jul 2021 50 yards away

  Front garden (T1) Purple plum - Crown reduce by up to 1m, crown thin by 30%, crown lift to 3m from ground level

  Granted Trees 3 docs

• 13 Thornhill Square, London, N1 1BQ

  P2025/1681/TRE Submitted 11 Jun 2025 50 yards away

  99% historically approved · decision due ~8 Oct

  Bay - Crown reduce the height by 1.8m Crown reduce the spread to balance and shape retaining green foliage (approx. 0.4m) Maintenance works in line with good arboricultural practice

  Decided Trees 3 docs

• Flat A, 53 Hemingford Road, London, N1 1BY

  P2025/2427/FUL Submitted 18 Sep 2025 50 yards away

  Removal & replacement of existing single storey rear extension (Listed Building

  Granted Householder Extension
  Small domestic

• 93, Hemingford Road, London, N1 1BY

  P2026/2480/AOD Submitted 21 Sep 2026 50 yards away

  91% historically approved · decision due ~16 Nov

  Approval of Details pursuant to Condition 3 of Planning reference P2025/1949/LBC

  Status unknown

• Flat A, 53 Hemingford Road, London, N1 1BY

  P2025/2423/LBC Submitted 18 Sep 2025 50 yards away

  Removal & replacement of existing single storey rear extension (Full application

  Granted Heritage and listed buildings Extension
  Small domestic

• P2026/2302/LBC Granted

  32, 34, 36 & 38, Amwell Street, London, EC1R 1XT

  Replacement of internal flat entrance doors, architraves and fanlights, install

  Received 1 Sep, published by the council 7 Sep 2026 Heritage and listed buildings
• P2026/2220/LBC Granted

  34, SUDELEY STREET, LONDON, ISLINGTON, N1 8HW

  Retrospective Listed Building Consent application for reroofing the front 'butt

  Received 17 Aug, published by the council 24 Aug 2026 Heritage and listed buildings
• P2026/2272/LBC Granted

  355 St John Street, London, EC1V 4LB

  Replacement of internal flat entrance doors, architraves and fanlights, install

  Received 27 Aug, published by the council 7 Sep 2026 Heritage and listed buildings
• P2026/2309/LBC Granted

  27 Barnsbury Park, London, N1 1HQ

  Replacement of internal flat entrance doors, architraves and fanlights, install

  Received 2 Sep, published by the council 7 Sep 2026 Heritage and listed buildings
• P2026/2597/LBC Awaiting decision

  28, Gerrard Road, London, N1 8BA

  The replacement of fittings and reorganisation of first floor bathroom, the adj

  Received 1 Oct, published by the council 5 Oct 2026 Heritage and listed buildings