25 Belgrave Square London SW1X 8QD

This site has had 6 applications since 2010: 4 approved, 0 refused.

• 26/01361/ADFULL Awaiting decision

  25 Belgrave Square London SW1X 8QD

  Details of all new windows pursuant to Condition 4 (part) of planning permission dated 12 February 2025 (RN: 24/06912/FULL)

  Submitted 3 Mar 2026 Full applications
• 26/01353/ADLBC Awaiting decision

  25 Belgrave Square London SW1X 8QD

  Details of new windows and external doors pursuant to Condition 3 of listed building consent dated 12 February 2025 (RN: 24/06901/LBC)

  Submitted 3 Mar 2026 Conditions
• 25/03115/ADFULL Granted

  25 Belgrave Square London SW1X 8QD

  Detailed drawings of windows pursuant to condition 4 (part) of Planning Permission dated 12th February 2025 (RN: 24/06912/FULL) (Linked with RN 25/03146/ADLBC)

  Decided 17 Jun 2025 Full applications
• 12/04629/LBC Granted

  25 Belgrave Square London SW1X 8QD

  Installation of two fan coil units within an enclosure to the rear ground floor level. Internal alterations including the blocking up of a door to vaults at lower ground floor level and replacing door with a window and formation of a store and associated alterations at second floor level.

  Decided 16 Oct 2012 Heritage and listed buildings
• 10/02439/LBC Granted

  25 Belgrave Square London SW1X 8QD

  Alterations to lightwell including infill extension beneath access bridge, installation of disabled accessible lift with associated works to railings/gates, new fenestration; new skylight to rear extension. Internal alterations at lower ground, ground and second floors.

  Decided 11 May 2010 Heritage and listed buildings

1. 19 Apr 2012

   Received by Westminster

2. 26 Apr 2012

   Validated

   Checked as complete and ready for consideration.

3. 16 Oct 2012

   Decision issued: Application Permitted

4. 10 Aug 2026

   Added to PlanIndex

Westminster granted permission on 16 October 2012, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.

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.

• 25 Belgrave Square London SW1X 8QD

  25/03115/ADFULL Submitted 7 May 2025 0m away

  Detailed drawings of windows pursuant to condition 4 (part) of Planning Permission dated 12th February 2025 (RN: 24/06912/FULL) (Linked with RN 25/03146/ADLBC)

  Granted Full applications Windows or glazing 8 docs

• 25 Belgrave Square London SW1X 8QD

  26/01361/ADFULL Submitted 3 Mar 2026 0m away

  87% historically approved · decision due ~28 Apr

  Details of all new windows pursuant to Condition 4 (part) of planning permission dated 12 February 2025 (RN: 24/06912/FULL)

  Awaiting decision Full applications Windows or glazing 4 docs

• 25 Belgrave Square London SW1X 8QD

  26/01353/ADLBC Submitted 3 Mar 2026 0m away

  90% historically approved · decision due ~28 Apr

  Details of new windows and external doors pursuant to Condition 3 of listed building consent dated 12 February 2025 (RN: 24/06901/LBC)

  Awaiting decision Conditions Windows or glazing 3 docs

• 25 Belgrave Square London SW1X 8QD

  12/04629/LBC Submitted 19 Apr 2012 0m away

  Installation of two fan coil units within an enclosure to the rear ground floor level. Internal alterations including the blocking up of a door to vaults at lower ground floor level and replacing door with a window and formation of a store and associated alterations at second floor level.

  Granted Heritage and listed buildings Windows or glazing

• 25 Belgrave Square London SW1X 8QD

  10/02439/LBC Submitted 16 Mar 2010 0m away

  Alterations to lightwell including infill extension beneath access bridge, installation of disabled accessible lift with associated works to railings/gates, new fenestration; new skylight to rear extension. Internal alterations at lower ground, ground and second floors.

  Granted Heritage and listed buildings Extension Windows or glazing 2 docs

• 1 - 3 Belgrave Mews South London SW1X 8BT

  25/07399/NMA Submitted 13 Oct 2025 20m away

  Amendments to planning permission dated 27th August 2024 (RN:24/03215/FULL) for: Demolition behind retained front facade and construction of replacement house including replacement rear extension and terrace at lower height with new shallow balcony at second floor level; replacement of the fenestration and the roof of the existing mansard to include inset PV panels and an enclosed plant deck; and reposition front door with shallower porch. NAMELY, to allow amendments to ground floor rear fenestration.

  Granted Amendments Extension Loft or dormer +2 4 docs
  Small domestic

• 26/06024/FULL Awaiting decision

  House Of Commons Palace Of Westminster Parliament Square London SW1A 0AA

  Installation of new and replacement electronic equipment within Speaker. (Linked with 26/06025/LBC)

  3 Sep 2026 Full applications
• 26/06017/FULL Awaiting decision

  38 Lauderdale Mansions Lauderdale Road London W9 1NE

  Installation of an external AC Unit / Heat Pump at roof level.

  2 Sep 2026 Full applications
• 26/05938/FULL Awaiting decision

  24 Vincent Square London SW1P 2NJ

  Subdivision of existing residential property to create two self-contained 3-bedroom family homes, along with cycle parking and associated external alterations.

  1 Sep 2026 Full applications
• 26/05935/FULL Awaiting decision

  47 Hereford Road London W2 5AH

  Installation of one number new external condenser unit to the southerly elevation service alley.

  1 Sep 2026 Full applications
• 26/05959/FULL Awaiting decision

  Basement And Ground Floor 50 New Bond Street London W1S 1BJ

  Installation of three new condensers on the roof, within an existing designated plant area.

  1 Sep 2026 Full applications