Ground Floor 23 Wimpole Street London W1G 8GP

This site has had 3 applications since 2026.

• 26/00832/FULL Awaiting decision

  Ground Floor 23 Wimpole Street London W1G 8GP

  Replacement windows, doors and lantern roof (Linked to 26/00833/LBC)

  Submitted 11 Feb 2026 Full applications
• 26/00833/LBC Awaiting decision

  Ground Floor 23 Wimpole Street London W1G 8GP

  Replacement windows, doors and lantern roof and internal alterations (Linked to 26/00832/FULL)

  Submitted 11 Feb 2026 Heritage and listed buildings

1. 15 May 2026

   Received by Westminster

2. 21 Jul 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 10 July 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 91 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 119 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.

• 25 - 26 Wimpole Street London W1G 8GL

  26/05750/FULL Submitted 21 Aug 2026 50 yards away

  88% historically approved · decision due ~16 Oct

  Replacement of existing rear windows and French doors with double-glazed windows and French doors.

  Decided Full applications Windows or glazing 15 docs

• 20 Wimpole Street London W1G 8GF

  25/06123/ADLBC Submitted 28 Aug 2025 50 yards away

  Detailed drawings of the following parts of the development 1) pipework rationalisation to the front elevation, 2) traditional enclosure to rear plant, 3) Pointing specification, 4) Internal door schedule, noting historic doors to be retained and reuse of partition doors pursuant to condition 4 of listed building consent dated 10th June 2024 (RN: 24/03836/LBC).(Linked to 25/06320/ADFULL).

  Granted Conditions 9 docs

• 20 Wimpole Street London W1G 8GF

  25/06320/ADFULL Submitted 5 Sep 2025 50 yards away

  Detailed drawings of the following parts of the development 1) pipework rationalisation to the front elevation, 2) traditional enclosure to rear plant, 3) Pointing specification pursuant to condition 7 of planning permission dated 10th June 2024 (RN: 24/03835/FULL). (Linked to 25/06123/ADLBC).

  Granted Full applications 11 docs

• 64 Wimpole Street London W1G 8YS

  26/01740/FULL Submitted 18 Mar 2026 50 yards away

  88% historically approved · decision due ~13 May

  Erection of a new roof terrace and green roof area at rear 2nd floor level; installation of plant and photovoltaic panels at main roof level and new mansard roof extension and installation of plant on the mews roof level; alterations at ground floor front elevation; Internal and external alterations throughout the building in connection with a rear elevation extension from first to fourth floor levels and the reconfiguration of the existing fifth floor level, installation of new double glazed windows throughout all in connection with a change of use to Class E (e) medical use.

  Awaiting decision Full applications Extension Loft or dormer +2 88 docs

• 62 Wimpole Street London W1G 8AJ

  26/06523/FULL Submitted 23 Sep 2026 50 yards away

  88% historically approved · decision due ~18 Nov

  Alterations to the existing building to provide minor reconfiguration of plan form at lower ground, replacement and installation of external plant, installation of medi-sinks and WC, installation of secondary glazing, drylining and replacement of existing heating. (Linked to 26/06524/LBC)

  Decided Full applications Windows or glazing

• 62 Wimpole Street London W1G 8AJ

  26/06524/LBC Submitted 23 Sep 2026 50 yards away

  90% historically approved · decision due ~18 Nov

  Alterations to the existing building to provide minor reconfiguration of plan form at lower ground, replacement and installation of external plant, installation of medi-sinks and WC, installation of secondary glazing, drylining and replacement of existing heating. (Linked to 26/06523/FULL)

  Decided Heritage and listed buildings Windows or glazing

• 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