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Planning application

19 Thornhill Crescent, London, N1 1BJ

Status unknown Islington P2026/1609/FUL Full Planning (Householder)

Works: Extension Domestic

Read from the description, not a valuation. How we read the register

Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.

Proposal

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

As published by the council, reference P2026/1609/FUL

Application record

Reference
P2026/1609/FUL
Type
Full Planning (Householder)
Received
22 Jun 2026
Validated
29 Jun 2026
Postcode
N1 1BJ

Site history

Applications at this address on the Islington register

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

  • P2026/1608/LBC Status unknown

    19, Thornhill Crescent, London, N1 1BJ

    Listed Building Consent application in connection with the construction of a low

    Submitted 22 Jun 2026 Heritage and listed buildings
  • 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

Timeline

Dates from the published record

  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.

Checking the current position

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

About householder applications

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.

Nearby applications

Within 500 metres

  • 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

    P2026/1608/LBC Submitted 22 Jun 2026 0m away

    92% historically approved · decision due ~24 Aug

    Listed Building Consent application in connection with the construction of a low

    Status unknown Heritage and listed buildings

  • 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

In Islington

  • P2026/2364/FUL Awaiting decision

    14C, Highbury Terrace Mews, London, N5 1UT

    Installation of replacement front balcony, front and rear facade/ door alteratio

    16 Sep 2026 Householder
  • P2026/2403/FUL Status unknown

    15, Canning Road, London, N5 2JR

    Erection of mansard roof extension.

    11 Sep 2026 Householder
  • P2026/2390/FUL Awaiting decision

    67, Leconfield Road, London, N5 2RZ

    Alterations to rear elevation openings and replacment of roof of existing LGF ex

    10 Sep 2026 Householder
  • P2026/2307/FUL Awaiting decision

    20, Canonbury Park South, London, N1 2JJ

    Single-storey full-width rear lower ground floor extension, new rear window at g

    10 Sep 2026 Householder
  • P2026/2384/FUL Status unknown

    58 Hornsey Lane, London, N6 5LU

    Internal configuration of the existing dwelling, replacement of side and rear el

    9 Sep 2026 Householder