19, Thornhill Crescent, London, N1 1BJ

This site has had 4 applications since 2025: 2 approved, 0 refused.

• P2026/1609/FUL Status unknown

  19 Thornhill Crescent, London, N1 1BJ

  Construction of a lower ground floor part width extension to the rear. (Associat

  Submitted 22 Jun 2026 Householder
• P2025/2562/FUL Granted

  19 Thornhill Crescent, London, N1 1BJ

  Construction of a part width extension at rear lower ground floor level, creatio

  Decided 18 Feb 2026 Householder
• P2025/2563/LBC Granted

  19 Thornhill Crescent, London, N1 1BJ

  Listed Building Consent in connection with the construction of a part width exte

  Decided 18 Feb 2026 Heritage and listed buildings

1. 22 Jun 2026

   Received by Islington

2. 29 Jun 2026

   Validated

   Checked as complete and ready for consideration.

3. 24 Jul 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 24 August 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 52 days over the applications it decided in the last year.

The published feed does not show a live status for this application; the register on Islington's own portal holds the authoritative version.

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.

• 24 Thornhill Crescent, London, N1 1BJ

  P2025/2503/TRE Submitted 17 Oct 2025 0m away

  Ground works and associated root severance to install root barrier (16m in leng

  Granted Trees

• 19 Thornhill Crescent, London, N1 1BJ

  P2025/2562/FUL Submitted 10 Sep 2025 0m away

  Construction of a part width extension at rear lower ground floor level, creatio

  Granted Householder Extension
  Domestic

• 19 Thornhill Crescent, London, N1 1BJ

  P2025/2563/LBC Submitted 10 Sep 2025 0m away

  Listed Building Consent in connection with the construction of a part width exte

  Granted Heritage and listed buildings

• 19 Thornhill Crescent, London, N1 1BJ

  P2026/1609/FUL Submitted 22 Jun 2026 0m away

  92% historically approved · decision due ~24 Aug

  Construction of a lower ground floor part width extension to the rear. (Associat

  Status unknown Householder Extension
  Domestic

• 21, THORNHILL CRESCENT, N1

  992237 Submitted 9 Nov 1999 31m away

  Listed Building Consent in connection with internal alterations, new windows and removal of render in connection with the refurbishment of the property. APPLICANT'S PLAN NOS.: 10697/03, 04 as existing; 10697/02A and unnumbered sketches of rear conservatory details, rear basement doors and mansard level casement windows

  Granted Heritage and listed buildings Extension Loft or dormer +1 1 doc

• 32 Thornhill Crescent, London, N1 1BJ

  P2023/0196/LBC Submitted 19 Jan 2023 35m away

  Internal work including damp treatment and changes to the layout. Reinstating staircase between upper and lower ground floors as permitted in 2006 under consents P052853 & P052862.

  Withdrawn Heritage and listed buildings 5 docs

• P2026/2457/COL Status unknown

  89 Steve Biko Road, London, N7 7JF

  Ceritification of Lawful Development (Proposed) for the change of use of a room

  16 Sep 2026 Heritage and listed buildings
• P2026/2429/LBC Awaiting decision

  40, Kingsway Place, London, EC1R 0LU

  Full interior renovation consisting of alteration of existing plasterboard and

  14 Sep 2026 Heritage and listed buildings
• P2026/2350/LBC Awaiting decision

  16 THORNHILL SQUARE LONDON N1 1BQ

  Install French oak herringbone parquet floor to principal rooms throughout, Ins

  14 Sep 2026 Heritage and listed buildings
• P2026/2296/LBC Awaiting decision

  88 St John Street, London, EC1M 4EH

  Enlarging opening between rear restaurant area and kitchen, reorganising the co

  11 Sep 2026 Heritage and listed buildings
• P2026/2392/LBC Awaiting decision

  34 Cloudesley Place, London, N1 0HZ

  Replacement of roof coverings, gutter linings and flashings [Full planning appli

  10 Sep 2026 Heritage and listed buildings