33 Grosvenor Street London W1K 4QU

This site has had 3 applications since 2026.

• 26/03659/FULL Decided

  33 Grosvenor Street London W1K 4QU

  Refurbishment of the building, including internal alterations, external alterations to the entrance and courtyard, replacement rooftop plant and associated works. (Linked with 26/03660/LBC)

  Submitted 4 Jun 2026 Full applications
• 26/03660/LBC Decided

  33 Grosvenor Street London W1K 4QU

  Refurbishment of the building, including internal alterations, external alterations to the entrance and courtyard, replacement rooftop plant. (Linked with 26/03659/FULL)

  Submitted 4 Jun 2026 Heritage and listed buildings

1. 1 Sep 2026

   Received by Westminster

2. 11 Sep 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 27 October 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 91 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 heritage and listed building applications in a median of 119 days. More in our guide to how long planning decisions take.

Listed building consent is needed for works that affect the special interest of a listed building, and carrying out such works without it is a criminal offence. More in our guide to planning application types.

• 34 Grosvenor Street London W1K 4QU

  26/04878/LBC Submitted 21 Jul 2026 50 yards away

  Internal works to facilitate the subdivision of 34 Grosvenor Street and 3 Three Kings Yard

  Decided Heritage and listed buildings 21 docs

• 33 Grosvenor Street London W1K 4QU

  26/03659/FULL Submitted 4 Jun 2026 50 yards away

  88% historically approved · decision due ~30 Jul

  Refurbishment of the building, including internal alterations, external alterations to the entrance and courtyard, replacement rooftop plant and associated works. (Linked with 26/03660/LBC)

  Decided Full applications 45 docs

• 33 Grosvenor Street London W1K 4QU

  26/03660/LBC Submitted 4 Jun 2026 50 yards away

  90% historically approved · decision due ~30 Jul

  Refurbishment of the building, including internal alterations, external alterations to the entrance and courtyard, replacement rooftop plant. (Linked with 26/03659/FULL)

  Decided Heritage and listed buildings 45 docs

• 50 Grosvenor Street London

  26/03477/LBC Submitted 27 May 2026 50 yards away

  90% historically approved · decision due ~22 Jul

  Minor internal works at ground and first floor levels to refurbish and fit-out office accommodation (revised submission of application ref. 26/00764/LBC).

  Awaiting decision Heritage and listed buildings 33 docs

• 49 Grosvenor Street London W1K 3HP

  26/06345/LBC Submitted 16 Sep 2026 50 yards away

  90% historically approved · decision due ~11 Nov

  Internal alterations and refurbishment.

  Decided Heritage and listed buildings

• 50 Grosvenor Street London

  26/00754/LBC Submitted 9 Feb 2026 50 yards away

  Creation of internal structural opening at ground floor level to provide access between 50 and 51 Grosvenor Street.

  Refused Heritage and listed buildings 18 docs

• 26/06288/LBC Decided

  Barness Court 6 - 8 Westbourne Terrace London W2 3UW

  Installation of a gas pipework to south elevation and wall. (Linked with 26/06287/FULL)

  Received 14 Sep, published by the council 21 Sep 2026 Heritage and listed buildings
• 26/07529/LBC Awaiting decision

  69 Eaton Place London SW1X 8DF

  Installation of new cast iron water supply pipe on rear courtyard elevation. (Linked with 26/07528/FULL)

  Received 5 Nov, published by the council 6 Nov 2026 Heritage and listed buildings
• 26/07509/LBC Awaiting decision

  Buckingham Palace The Mall London SW1A 1AA

  Replacement of existing security lighting to the Buckingham Palace Forecourt with 80 compact LED spotlights installed within the lantern clusters across 10 principal piers, with associated concealed cabling and reversible fixings. (Linked with 26/07508/FULL)

  Received 4 Nov, published by the council 5 Nov 2026 Heritage and listed buildings
• 26/07473/LBC Awaiting decision

  Flat 3 82 New Cavendish Street London W1G 9TA

  Replacement windows to second floor level with vacuum, double glazing windows. (Linked with 26/07472/FULL)

  Received 3 Nov, published by the council 6 Nov 2026 Heritage and listed buildings
• 26/07471/LBC Awaiting decision

  12 Queen Anne's Gate London SW1H 9AA

  Excavation of single-storey basement, internal reconfiguration and installation of modern services. (Linked with 26/07470/FULL)

  Received 3 Nov, published by the council 5 Nov 2026 Heritage and listed buildings