66 Grosvenor Street London W1K 3JH

This site has had 2 applications since 2026.

• 26/04642/LBC Awaiting decision

  66 Grosvenor Street London W1K 3JH

  Internal alterations to include new floor coverings, moving floor boxes, removing wet rads, and installing new kitchenette.

  Submitted 10 Jul 2026 Heritage and listed buildings

1. 1 Sep 2026

   Received by Westminster

2. 7 Sep 2026

   Added to PlanIndex

3. 29 Oct 2026

   Status changed to Decided

   Previously Pending.

1 later application on the register refers to this one:

• 26/05940/FULL Decided

  17 Grosvenor Hill London

  Alterations at the ground floor to the existing office building of 17 Grosvenor Hill to provide additional office accommodation; new pergola at roof terrace associated with the creation of a roof terrace at main roof level, with new lift and stair overrun; removal of existing plant at roof of property and provision of new plant; new fire escape stair to 19-23 Grosvenor Hill; internal changes, including alterations to the rear staircase link to 66 Grosvenor Street and creation of a new external doorway into an existing rear courtyard; and associated works. (Linked with 26/05941/LBC)

  Submitted 1 Sep 2026 Full applications

Westminster has decided this application; the outcome above is the register's own wording and the decision notice on the council portal carries the detail. More in our guide to what happens after a planning decision.

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.

• 66 Grosvenor Street London W1K 3JH

  26/04642/LBC Submitted 10 Jul 2026 50 yards away

  90% historically approved · decision due ~4 Sep

  Internal alterations to include new floor coverings, moving floor boxes, removing wet rads, and installing new kitchenette.

  Awaiting decision Heritage and listed buildings

• Broadbent House 64 - 65 Grosvenor Street London W1K 3JH

  26/00368/ADFULL Submitted 22 Jan 2026 50 yards away

  Details of samples of obscure glazing panels and a Biodiversity Management Plan to ensure planting is maintained to a height of 1.5-1.7m pursuant to Conditions 4 and 7 of planning permission dated 05 November 2025 (RN: 25/02852/FULL)

  Granted Full applications Windows or glazing 5 docs

• 63 Grosvenor Street London W1K 3JG

  26/07248/AD7 Submitted 22 Oct 2026 50 yards away

  89% historically approved · decision due ~17 Dec

  Display for temporary period of six months of non-illuminated 'to let' board located on the face of the building at ground floor facade and measuring 0.45m x 0.6m.

  Awaiting decision

• 63 Grosvenor Street London W1K 3JG

  26/06731/AD7 Submitted 1 Oct 2026 50 yards away

  Display for temporary period of six months of non-illuminated 'to let' board located on the railings at street level and measuring 0.45m x 0.6m.

  Decided

• 62 Grosvenor Street London W1K 3JF

  26/03830/AD7 Submitted 11 Jun 2026 50 yards away

  89% historically approved · decision due ~6 Aug

  Display for a temporary period of six months of a non-illuminated estate agent board attached to the railings in front of the building at street level and measuring 0.6 x 0.45m

  Decided

• 67 - 68 Grosvenor Street London W1K 3JN

  26/06786/ADFULL Submitted 5 Oct 2026 50 yards away

  89% historically approved · decision due ~30 Nov

  Detailed drawings of a planting scheme which includes the number, size, species and position of trees and shrubs pursuant to condition 4 of planning permission dated 3rd June 2025 (RN: 25/02652/FULL).

  Awaiting decision Trees

• 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
• 26/07461/LBC Awaiting decision

  1 Savile Row London W1S 3JR

  Minor internal works comprising redecoration and upgrades to lighting, flooring and bathroom and kitchen facilities, together with external works including new lighting and signage.

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