Flat 1 46 Wimpole Street London W1G 8SD

This site has had 2 applications since 2026.

• 26/02726/LBC Awaiting decision

  Flat 1 46 Wimpole Street London W1G 8SD

  Replacement of 3 bottom sashes. [Linked to 26/02725/FULL]

  Submitted 23 Apr 2026 Heritage and listed buildings

1. 23 Apr 2026

   Received by Westminster

2. 21 Jul 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 18 June 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.

• Flat 1 46 Wimpole Street London W1G 8SD

  26/02726/LBC Submitted 23 Apr 2026 50 yards away

  90% historically approved · decision due ~18 Jun

  Replacement of 3 bottom sashes. [Linked to 26/02725/FULL]

  Awaiting decision Heritage and listed buildings 20 docs

• 47 Wimpole Street London W1G 8SE

  26/01775/LBC Submitted 18 Mar 2026 50 yards away

  90% historically approved · decision due ~13 May

  External repair and maintenance works to 47 to 51 Wimpole Street.

  Awaiting decision Heritage and listed buildings 11 docs

• 45 Wimpole Street London W1G 8SB

  26/01948/LBC Submitted 25 Mar 2026 50 yards away

  90% historically approved · decision due ~20 May

  Installation of emergency lighting above exit doors (internal side of door only)

  Awaiting decision Heritage and listed buildings 10 docs

• 43 Weymouth Street London W1G 8NB

  25/09265/FULL Submitted 22 Dec 2025 50 yards away

  Partial demolition of rear roofslope and creation of a concealed roof terrace at rear second floor level. Installation of one rooflight, one external door and one repositioned window.

  Granted Full applications Loft or dormer Demolition +1 17 docs

• 43 Weymouth Street London W1G 8NB

  25/09266/LBC Submitted 22 Dec 2025 50 yards away

  Partial demolition of rear roofslope and creation of a concealed roof terrace at rear second floor level. Installation of one rooflight, one external door and one repositioned window.

  Granted Heritage and listed buildings Loft or dormer Demolition +1 19 docs

• Flat 1 39 Wimpole Street London W1G 8YE

  07/06289/LBC Submitted 18 Jul 2007 50 yards away

  Demolition of existing rear extension and erection of new single storey extension at basement level in connection with the existing residential flat. Insertion of door to replace window at rear. Associated internal alterations.

  Granted Heritage and listed buildings Extension Demolition +1 2 docs
  Small domestic

• 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