9A Grosvenor Square London W1K 5AE

This site has had 2 applications since 2026.

• 26/06273/FULL Awaiting decision

  9A Grosvenor Square London W1K 5AE

  Installation of new natural Portland Stone step surfaces to the two highway facing front entrance doors. (Linked to 26/05473/LBC)

  Submitted 14 Sep 2026 Full applications

1. 12 Aug 2026

   Received by Westminster

2. 14 Sep 2026

   Validated

   Checked as complete and ready for consideration.

3. 22 Sep 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 9 November 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 66 days over the applications it decided in the last year.

• 26/06273/FULL Awaiting decision

  9A Grosvenor Square London W1K 5AE

  Installation of new natural Portland Stone step surfaces to the two highway facing front entrance doors. (Linked to 26/05473/LBC)

  Submitted 14 Sep 2026 Full applications

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 94 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.

• 9A Grosvenor Square London W1K 5AE

  26/06273/FULL Submitted 14 Sep 2026 50 yards away

  87% historically approved · decision due ~9 Nov

  Installation of new natural Portland Stone step surfaces to the two highway facing front entrance doors. (Linked to 26/05473/LBC)

  Awaiting decision Full applications

• 87A Duke Street London W1K 5PQ

  25/09360/LBC Submitted 24 Dec 2025 50 yards away

  Internal alterations.

  Granted Heritage and listed buildings 18 docs

• 85A Duke Street London W1K 5PG

  07/09929/LBC Submitted 13 Nov 2007 50 yards away

  Installation of satellite dish to rear.

  Granted Heritage and listed buildings 4 docs

• 85 Duke Street London W1K 5PG

  25/06765/FULL Submitted 19 Sep 2025 50 yards away

  Replacement of shopfronts to facilitate creation of two smaller units and removal of pavement lights and extension of footway.

  Refused Full applications Extension 34 docs

• 85 Duke Street London W1K 5PG

  25/06766/LBC Submitted 19 Sep 2025 50 yards away

  Alterations to an existing ground and lower ground floor, replacement of shopfronts; removal of pavement lights; extension of footway and new internal stair.

  Refused Heritage and listed buildings Extension 27 docs

• 85 Duke Street London W1K 5PG

  26/03552/LBC Submitted 29 May 2026 50 yards away

  90% historically approved · decision due ~28 Jul

  Alterations to shopfronts, internal alterations and installation of new staircase [Linked to 26/03551/FULL]

  Awaiting decision Heritage and listed buildings 19 docs

• 26/04878/LBC Decided

  34 Grosvenor Street London W1K 4QU

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

  Received 21 Jul, published by the council 1 Aug 2026 Heritage and listed buildings
• 26/06299/LBC Awaiting decision

  Apartment 33 24 Park Crescent London W1B 1AA

  Removal of non structural partitions, replacement of non original doors with full height concealed doors.

  Received 15 Sep, published by the council 22 Sep 2026 Heritage and listed buildings
• 26/06305/LBC Awaiting decision

  33A Dean Street London W1D 4PP

  Installation of new concrete slab with drainage channels at basement level and new fire surround in B.01.

  Received 15 Sep, published by the council 22 Sep 2026 Heritage and listed buildings
• 26/04141/LBC Decided

  80E Randolph Avenue London W9 1BG

  Replacement of sashes in two front windows at 2nd floor level and one rear window with slimline double glazed timber sashes. (Linked with 26/04142/FULL)

  Received 23 Jun, published by the council 21 Jul 2026 Heritage and listed buildings
• 26/06288/LBC Awaiting decision

  Barness Court 6 - 8 Westbourne Terrace London W2 3UW

  Installation of a new riser as per GW10 design comprising a single riser with 7 entries and 9 Taylor valves to be installed. (Linked with 26/06287/FULL)

  Received 14 Sep, published by the council 21 Sep 2026 Heritage and listed buildings