26 Manchester Square London W1U 3PZ

This site has had 3 applications since 2004: 2 approved, 1 refused.

• 08/04138/AD7 Granted

  26 Manchester Square London W1U 3PZ

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

  Decided 22 May 2008 Advertising
• 07/01843/LBC Granted

  26 Manchester Square London W1U 3PZ

  Removal of internal partitions and addition of new lightweight partitions and doors. (Site includes No. 1 Manchester Square)

  Decided 10 May 2007 Heritage and listed buildings

1. 23 Apr 2004

   Received by Westminster

2. 14 May 2004

   Validated

   Checked as complete and ready for consideration.

3. 24 Jun 2004

   Decision issued: Application Refused

4. 18 Sep 2026

   Added to PlanIndex

Westminster refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. 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.

• 20 Manchester Square London W1U 3PZ

  25/08754/NMA Submitted 2 Dec 2025 50 yards away

  Amendments to planning permission dated 04 September 2020 (RN: 20/03854/FULL) for, 'Demolition and replacement of existing fourth floor, demolition of existing plant room, and erection of a single storey roof extension at fifth floor and rear extension at second to fifth floor levels in connection with existing office (Class B1) use, provision of new main office entrance, flexible use of part ground and basement floor for either retail or office use (Class A1/B1), creation of roof terrace at fifth floor level, provision of cycle parking spaces and facilities, roof plant and associated external alterations, including replacement windows'; NAMELY, to reconfigure the basement level shower and cycle parking facilities.

  Granted Amendments Extension Demolition +1 3 docs
  Small domestic

• 26 Manchester Square London W1U 3PZ

  08/04138/AD7 Submitted 8 May 2008 50 yards away

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

  Granted Advertising 3 docs

• 26 Manchester Square London W1U 3PZ

  07/01843/LBC Submitted 26 Feb 2007 50 yards away

  Removal of internal partitions and addition of new lightweight partitions and doors. (Site includes No. 1 Manchester Square)

  Granted Heritage and listed buildings 11 docs

• 20 Manchester Square London W1U 3PZ

  23/01041/ADFULL Submitted 17 Feb 2023 50 yards away

  Detailed design of roof level flues pursuant to Condition 8 of planning permission dated 4 September 2020 (RN:20/03854/FULL)

  Granted Full applications 14 docs

• 20 Manchester Square London W1U 3PZ

  22/04020/ADFULL Submitted 20 Jun 2022 50 yards away

  Details of pruning works required to the Council's own trees pursuant to condition 23 of planning permission dated 4th September 2020 (RN: 20/03854/FULL)

  Granted Full applications Trees 12 docs

• 1 Manchester Square London W1U 3PZ

  21/02392/AD7 Submitted 12 Apr 2021 50 yards away

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

  Granted Advertising 6 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
• 26/04141/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
• 26/06250/LBC 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 26/06249/FULL)

  Received 11 Sep, published by the council 18 Sep 2026 Heritage and listed buildings
• 26/06203/LBC Awaiting decision

  106 Blandford Street London W1U 8AG

  Installation of two roof-mounted anchor posts. (Linked to 26/06202/FULL)

  Received 10 Sep, published by the council 17 Sep 2026 Heritage and listed buildings
• 26/06187/LBC Awaiting decision

  4 Shepherd Market London W1J 7QB

  Installation of wall mounted highway street light on to the facade of 4 Shepherd Market.

  Received 10 Sep, published by the council 17 Sep 2026 Heritage and listed buildings