20F Warwick Square London SW1V 2AB

This site has had 2 applications since 2026.

• 26/00235/FULL Awaiting decision

  20F Warwick Square London SW1V 2AB

  External alterations, including replacement of doors, windows and roof lantern to rear with slimline double-glazed aluminium, rebuilding of rear extension roof in standing-seam aluminium-zinc sheeting, replacement sash windows to front elevation with slimline double-glazed timber sashes, and resurfacing of the rear terrace and front lightwell floors.

  Submitted 15 Jan 2026 Full applications

1. 15 Jan 2026

   Received by Westminster

2. 20 Jul 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 12 March 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.

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.

• 20F Warwick Square London SW1V 2AB

  26/00235/FULL Submitted 15 Jan 2026 50 yards away

  87% historically approved · decision due ~12 Mar

  External alterations, including replacement of doors, windows and roof lantern to rear with slimline double-glazed aluminium, rebuilding of rear extension roof in standing-seam aluminium-zinc sheeting, replacement sash windows to front elevation with slimline double-glazed timber sashes, and resurfacing of the rear terrace and front lightwell floors.

  Awaiting decision Full applications Extension Windows or glazing 34 docs

• 19D Warwick Square London SW1V 2AB

  25/07697/FULL Submitted 24 Oct 2025 50 yards away

  Replacement of existing three french doors including internal general refurbishment; and other associated works. Linked with 25/07698/LBC

  Granted Full applications Windows or glazing 20 docs

• 19D Warwick Square London SW1V 2AB

  25/07698/LBC Submitted 24 Oct 2025 50 yards away

  Replacement of existing three french doors including internal general refurbishment; and other associated works. Linked with 25/07697/FULL

  Granted Heritage and listed buildings Windows or glazing 16 docs

• 1 West Mews London SW1V 2DJ

  25/06111/FULL Submitted 27 Aug 2025 50 yards away

  Replacement timber sash and casement windows and replacement of timber door set.

  Refused Full applications Windows or glazing 25 docs

• 1 West Mews London SW1V 2DJ

  25/07672/FULL Submitted 23 Oct 2025 50 yards away

  Replacement timber sash and casement windows, replacement timber door set with double-glazed units.

  Granted Full applications Windows or glazing 26 docs

• 7 Clarendon Street London SW1V 2EN

  25/06079/FULL Submitted 26 Aug 2025 50 yards away

  Replacement of four front and rear sash windows at ground and basement floors with double-glazed replacements.

  Granted Full applications Windows or glazing 30 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
• 26/06288/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
• 26/06270/LBC Awaiting decision

  Maisonette Basement And Ground Floor 101 Hereford Road London W2 5BB

  Amalgamation of existing lower ground and ground floor maisonette with the first floor flat to create a single dwelling and associated internal works including creation of a staircase. (Linked with 26/06269/FULL)

  Received 14 Sep, published by the council 21 Sep 2026 Heritage and listed buildings
• 26/06230/LBC Awaiting decision

  10 Bedford Street London WC2E 9HE

  Internal redecoration/refurbishment to the existing Caffe Nero including redecorating throughout, replacing the tiled floor in the customer area, raising the timber floor by 180mm on the left-hand side upon entry to bring interest to the area, for the existing large, boxed window cils on right-hand side upon entry; the one on the far right will be removed to give way for more seating, with the other being adapted to allow for leg space below, and two bespoke decorative chandeliers to be hung in the customer area which will be installed with structural engineer approval.

  Received 11 Sep, published by the council 21 Sep 2026 Heritage and listed buildings