57 Harley Street London W1G 8QS

This site has had 5 applications since 2025: 1 approved, 0 refused.

• 26/07425/ADFULL Awaiting decision

  57 Harley Street London W1G 8QS

  Details of facing materials, biodiverse green roof details and management, and London Underground structures, ground movement, noise and vibration assessments pursuant to conditions 5, 9 and 10 pf planning permission dated 15 September 2026 (RN: 25/08482/FULL).

  Submitted 2 Nov 2026
• 25/08560/ADFULL Granted

  57 Harley Street London W1G 8QS

  Details of windows, concertina doors and lightwell lift balustrading; biodiversity management plan for green roof; adherance to CoCP; and consultation with London Underground Ltd pursuant to Conditions 4, 6, 7 and 14 of planning permission dated 23 October 2025 (RN: 25/02646/FULL)

  Decided 16 Jun 2026 Full applications
• 25/08482/FULL Decided

  57 Harley Street London W1G 8QS

  Erection of rear first floor extension with sedum green roof finish and alterations to form door in existing window opening to allow access to first floor roof.

  Submitted 19 Nov 2025 Full applications
• 25/08306/ADFULL Awaiting decision

  57 Harley Street London W1G 8QS

  Details of brick sample panel pursuant to condition 5 of planning permission dated 23rd October 2025 (RN: 25/02646/FULL).

  Submitted 13 Nov 2025 Full applications

1. 26 Jun 2026

   Received by Westminster

2. 21 Jul 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 21 August 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 full applications in a median of 119 days. More in our guide to how long planning decisions take.

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.

• 57 Harley Street London W1G 8QS

  26/07425/ADFULL Submitted 2 Nov 2026 50 yards away

  89% historically approved · decision due ~28 Dec

  Details of facing materials, biodiverse green roof details and management, and London Underground structures, ground movement, noise and vibration assessments pursuant to conditions 5, 9 and 10 pf planning permission dated 15 September 2026 (RN: 25/08482/FULL).

  Awaiting decision

• 57 Harley Street London W1G 8QS

  25/08482/FULL Submitted 19 Nov 2025 50 yards away

  88% historically approved · decision due ~14 Jan

  Erection of rear first floor extension with sedum green roof finish and alterations to form door in existing window opening to allow access to first floor roof.

  Decided Full applications Extension Windows or glazing 27 docs

• 57 Harley Street London W1G 8QS

  25/08560/ADFULL Submitted 21 Nov 2025 50 yards away

  Details of windows, concertina doors and lightwell lift balustrading; biodiversity management plan for green roof; adherance to CoCP; and consultation with London Underground Ltd pursuant to Conditions 4, 6, 7 and 14 of planning permission dated 23 October 2025 (RN: 25/02646/FULL)

  Granted Full applications Windows or glazing 36 docs

• 57 Harley Street London W1G 8QS

  25/08306/ADFULL Submitted 13 Nov 2025 50 yards away

  88% historically approved · decision due ~8 Jan

  Details of brick sample panel pursuant to condition 5 of planning permission dated 23rd October 2025 (RN: 25/02646/FULL).

  Awaiting decision Full applications 5 docs

• Flat 2 50 Harley Street London W1G 9PX

  26/04054/LBC Submitted 19 Jun 2026 50 yards away

  90% historically approved · decision due ~24 Aug

  Internal alterations.

  Awaiting decision Heritage and listed buildings 10 docs

• 48 Harley Street London W1G 9PU

  26/02761/LBC Submitted 24 Apr 2026 50 yards away

  90% historically approved · decision due ~19 Jun

  Internal alterations in the form of new stud wall partitions to lower ground floor.

  Awaiting decision Heritage and listed buildings 11 docs

• 26/07528/FULL Awaiting decision

  69 Eaton Place London SW1X 8DF

  Installation of new cast iron water pipe on rear courtyard elevation. (Linked with 26/07529/LBC)

  Received 5 Nov, published by the council 6 Nov 2026 Full applications
• 26/05200/FULL Decided

  1 The Court House 165 Seymour Place London W1H 4PU

  Installation of waterproofing system to the existing lead flat roofs

  Received 3 Aug, published by the council 28 Aug 2026 Full applications
• 26/07521/FULL Awaiting decision

  Flat 18 Harlequin Court 20 Tavistock Street London WC2E 7NZ

  Installation of one external condenser unit

  Received 4 Nov, published by the council 6 Nov 2026 Full applications
• 26/07508/FULL 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 26/07509/LBC)

  Received 4 Nov, published by the council 5 Nov 2026 Full applications
• 26/07472/FULL Awaiting decision

  Flat 3 82 New Cavendish Street London W1G 9TA

  Replacement windows to second floor level with vacuum, double glazing windows. (Linked with 26/07473/LBC)

  Received 3 Nov, published by the council 6 Nov 2026 Full applications