12 Porchester Terrace London W2 3TL

1. 5 Jan 2026

   Received by Westminster

2. 20 Jul 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 2 March 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 65 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 91 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.

• 16 Porchester Terrace London W2 3TL

  26/02826/TCA Submitted 29 Apr 2026 21m away

  100% historically approved · decision due ~24 Jun

  Front Garden: T1: Mature Cherry: Approximately 9.00m: Reduce lateral growth growing towards the building by up to approximately 1.50m. Reduce remaining crown by approximately 1.20m-1.50m, reducing over extended branches back into the trees main crown structure. Thin crown density evenly throughout by approximately 20%. Remove dead wood throughout. General maintenance.

  Awaiting decision Trees 6 docs

• 44 - 52 Queensborough Terrace London W2 3SJ

  05/06479/FULL Submitted 10 Aug 2005 36m away

  Erection of two storey rear mansard to existing rear extension to provide seven additional hotel bedrooms. New disabled access at ground floor level consisting of a new platform access.

  Withdrawn Full applications Extension Loft or dormer 11 docs

• 44-52 Queensborough Terrace London W2 3SJ

  11/04645/ADFULL Submitted 18 May 2011 36m away

  Sample of brick pursuant to Condition 2 of planning permission granted at appeal on 15 February 2010 (RN:09/00259 & APP/X5990/A/09/2103170).

  Granted Full applications 4 docs

• 44 - 52 Queensborough Terrace London W2 3SJ

  06/00429/FULL Submitted 18 Jan 2006 36m away

  Roof extension to existing three storey rear extension at second floor level to create an additional six bedrooms. New disabled access at ground floor level to front elevation consisting of a new platform access. Removal of existing water tanks and screen from front elevation and erection of new water tanks at roof level. Removal of existing duct and brick shaft from rear elevation and their relocation internally .

  Granted Full applications Extension 22 docs

• 44 - 52 Queensborough Terrace London W2 3SJ

  05/08276/FULL Submitted 11 Oct 2005 36m away

  Erection of an additional floor to existing 3 storey rear extension, namely a pitched roof above existing mansard to provide six additional hotel bedrooms, removal of full height ducts to rear elevation and erection of new water tank at roof level. New disabled access at ground floor level to front elevation consisting of a new platform access.

  Refused Full applications Extension Loft or dormer 16 docs

• 22 Porchester Terrace London W2 3TL

  25/06782/FULL Submitted 22 Sep 2025 52m away

  87% historically approved · decision due ~17 Nov

  Removal of an extension housing a lift on the side elevation at ground and first floor level; extensions to rear elevation at first and second floor level to house relocated lift; opening up of side passage at ground floor level; removal of modern window at second floor level.

  Awaiting decision Full applications Extension Windows or glazing 14 docs

• 26/06295/FULL Awaiting decision

  15 Warwick Way London SW1V 1QT

  Installation of a new shopfront.

  Received 15 Sep, published by the council 17 Sep 2026 Full applications
• 26/06297/FULL Awaiting decision

  15 Warwick Way London SW1V 1QT

  Alterations to rear elevation at basement level comprising repolacement window and installation of double opening door.

  Received 15 Sep, published by the council 17 Sep 2026 Full applications
• 26/06234/FULL Awaiting decision

  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
• 26/06249/FULL Awaiting decision

  53 Wimpole Street London W1G 8YH

  Removal and Installation of external rear air condensers and associated pipe work to ground floor, including internal works to ground and first floor. (Linked with 26/06250/LBC)

  Received 11 Sep, published by the council 18 Sep 2026 Full applications
• 26/03576/FULL Decided

  15A Devonshire Terrace London W2 3DW

  Erection of an infill extension to basement courtyard to form new bedroom and internal alterations. (Linked with 26/03577/LBC)

  Received 1 Jun, published by the council 11 Sep 2026 Full applications