Basement And Ground Floor Maisonette 5 Lanark Road London W9 1DD

1. 5 Feb 2026

   Received by Westminster

2. 21 Jul 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 2 April 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Westminster took a median of 90 days over the applications it decided in the last year.

This application is with Westminster for determination, against a statutory target of eight weeks. Over the last year Westminster decided full applications in a median of 119 days. More in our guide to how long planning decisions take.

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.

• 3 Lanark Road London W9 1DD

  26/04507/FULL Submitted 7 Jul 2026 50 yards away

  88% historically approved · decision due ~2 Sep

  Erection of part single-storey part two storey rear extension; erection of an extension above and behind existing side porch to enable accessible stair and lift, replacement of dormer windows; works to front entrance steps and lightwell, excavation of vaults to front, and other associated works.

  Decided Full applications Extension Loft or dormer +1 18 docs
  Small domestic

• 15 Lanark Road London W9 1DD

  25/07332/FULL Submitted 10 Oct 2025 50 yards away

  Use of a single family dwelling as two self contained residential units and replacement of rear ground floor conservatory (Class C3).

  Withdrawn Full applications Extension 19 docs
  Small domestic

• 3 Lanark Road London W9 1DD

  25/08958/FULL Submitted 9 Dec 2025 50 yards away

  Erection of a part single-storey part two-storey rear extension; replacement of dormer windows; works to front entrance steps and lightwell, excavation of vaults to front, and other associated works.

  Granted Full applications Extension Loft or dormer +1 25 docs
  Small domestic

• 38 Randolph Avenue London W9 1BE

  23/03973/LBC Submitted 14 Jun 2023 50 yards away

  Replacement of single glazed timber windows with double glazed timber windows to the front and rear-facing elevation of the fourth floor flat. Internal alterations including the removal and addition of partitions (Linked to 23/03993/FULL)

  Granted Heritage and listed buildings Windows or glazing 21 docs

• 1 Lanark Road London W9 1DD

  25/06620/TCA Submitted 16 Sep 2025 50 yards away

  False acacia (T1, rear) - Crown thinning and partial crown reduction. Prune to clear the building by 2m, to provide sufficient clearance of property and garden. Height of tree now pretty much surpassing the property itself. Have attached an image of tree to help identify.

  Withdrawn Trees 7 docs

• Flat 1 10 Lanark Road London W9 1DA

  26/02691/CLOPUD Submitted 22 Apr 2026 50 yards away

  84% historically approved · decision due ~23 Jul

  Construction of a garden room to rear of garden.

  Awaiting decision Lawful development 15 docs

• 26/06234/FULL Decided

  40 Grosvenor Place London SW1X 7HJ

  Use of lower ground floor of Unit 3 and ground floor of Unit 2 as gym (Class E(d)) and/ or office (Class E(g))

  Received 11 Sep, published by the council 18 Sep 2026 Full applications
• 26/07403/FULL Awaiting decision

  Basement Floor And Ground Floor Queen Annes House 34 Queen Anne's Gate London SW1H 9AB

  Refurbishment and enhancement of the building to facilitate its continued use as offices with ancillary residential accommodation, together with associated conservation, restoration, accessibility improvements, building services upgrades, landscaping and ancillary works. Internal and external alterations associated with the repair. (Linked with 26/07404/LBC)

  Received 30 Oct, published by the council 3 Nov 2026 Full applications
• 26/07415/FULL Awaiting decision

  39 Montagu Square London W1H 2LL

  Amalgamation of Flats 3 and 4 (Use Class C3) to form one single dwelling (Use Class C3) including associated internal reconfiguration and refurbishments, alterations to access arrangements and improvements to the existing terrace and private amenity spaces, new plant and other associated works. (Linked with 26/07416/LBC)

  Received 30 Oct, published by the council 3 Nov 2026 Full applications
• 26/07397/FULL Awaiting decision

  8 Mortimer Street London W1T 3JJ

  External alterations at level six including the installation of a screen, additional access doors and revised lighting. 2 Fitzroy Place (8 Mortimer Street)

  Received 29 Oct, published by the council 3 Nov 2026 Full applications
• 26/07401/FULL Awaiting decision

  82 Jermyn Street London SW1Y 6JD

  Use of the ground floor unit as a drinking establishment (Sui Generis).

  Received 29 Oct, published by the council 3 Nov 2026 Full applications