27 Arlington Square, London, N1 7DP

This site has had 2 applications since 2026.

• P2026/1707/LBC Awaiting decision

  27 Arlington Square, London, N1 7DP

  Erection of single storey part-width rear extension and internal alterations at

  Submitted 29 Jun 2026 Heritage and listed buildings

1. 29 Jun 2026

   Received by Islington

2. 7 Jul 2026

   Validated

   Checked as complete and ready for consideration.

3. 24 Jul 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 1 September 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 householder applications in a median of 63 days. More in our guide to how long planning decisions take.

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.

• 29, Arlington Square, London, N1 7DP

  P2026/1962/AOD Submitted 22 Jul 2026 50 yards away

  Partial approval of details pursuant to condition 3 of Listed Building Consent

  Granted

• 27 Arlington Square, London, N1 7DP

  P2026/1707/LBC Submitted 29 Jun 2026 50 yards away

  94% historically approved · decision due ~1 Sep

  Erection of single storey part-width rear extension and internal alterations at

  Awaiting decision Heritage and listed buildings Extension
  Small domestic

• 24 Arlington Square, London, N1 7DP

  P2026/0322/NMA Submitted 25 Feb 2026 50 yards away

  Non-material amendment of planning permission ref. P2025/0595/FUL, dated 28/07/2

  Decided Amendments

• 24 Arlington Square, London, N1 7DP

  P2026/0536/LBC Submitted 25 Feb 2026 50 yards away

  Erection of a glazed rear infill extension with associated new landscaping to th

  Granted Heritage and listed buildings Extension Windows or glazing

• 29 Arlington Square, London, N1 7DP

  P2025/3467/FUL Submitted 9 Dec 2025 50 yards away

  Refurbishment of the existing building, alteration of the rear landscape, remova

  Granted Householder
  Domestic

• 29 Arlington Square, London, N1 7DP

  P2025/3468/LBC Submitted 9 Dec 2025 50 yards away

  Refurbishment of the existing building, alteration of the rear landscape, remova

  Granted Heritage and listed buildings

• P2026/2615/FUL Awaiting decision

  23 Framfield Road, London, N5 1UU

  Erection of outrigger dormer extension and all associated works.

  Received 2 Oct, published by the council 11 Oct 2026 Householder
• P2026/2593/FUL Awaiting decision

  1 Wyatt Road, London, N5 2JU

  Erection of mansard roof extension.

  Received 1 Oct, published by the council 2 Oct 2026 Householder
• P2026/2124/FUL Granted

  13 Willow Bridge Road, London, N1 2LB

  Installation of mechanical plant comprising air source heat pumps and an air han

  Received 7 Aug, published by the council 19 Aug 2026 Householder
• P2026/0821/FUL Granted

  32 Harberton Road, London, N19 3JR

  Retention of 1x bike store and 1x bin store within front garden

  Received 26 Mar, published by the council 25 Jul 2026 Householder
• P2026/2571/FUL Awaiting decision

  3 Sotheby Road, London, N5 2UP

  Proposed replacement front boundary wall with railings, front garden alterations to enlarge lightwell, cycle and refuse storage and refurbished stone front steps.

  Received 29 Sep, published by the council 11 Oct 2026 Householder