54 South Eaton Place London SW1W 9JJ

This site has had 3 applications since 2025: 1 approved, 0 refused.

• 26/05333/ADFULL Decided

  54 South Eaton Place London SW1W 9JJ

  Details of railings pursuant to condition 7 of planning permission dated 18 June 2025 (RN: 25/01733/FULL)

  Submitted 6 Aug 2026
• 25/08023/ADFULL Granted

  54 South Eaton Place London SW1W 9JJ

  Detailed drawings showing revised window details, photographic brickwork samples and detailed drawings of the railings pursuant to Conditions 4, 6 and 7 of planning permission dated 19th June 2025 (RN: 25/01733/FULL)

  Decided 26 Feb 2026 Full applications

1. 22 Aug 2025

   Received by Westminster

2. 4 Sep 2025

   Validated

   Checked as complete and ready for consideration.

3. 21 Jul 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 30 October 2025, 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.

• 56 South Eaton Place London SW1W 9JJ

  25/08805/FULL Submitted 3 Dec 2025 50 yards away

  88% historically approved · decision due ~28 Jan

  Alterations to front façade, including replacement windows and replacement of garage door with window; Excavation to enlarge basement, including creation of front lightwell with new external staircase and rear garden rooflights; Alterations to rear, including raising height of rear addition, replacement windows/ terrace door and replacement first floor balustrade; Alterations at roof level, including replacement roof.

  Awaiting decision Full applications Loft or dormer Roofing +1 53 docs

• 101 Eaton Terrace London SW1W 8TW

  26/02179/FULL Submitted 1 Apr 2026 50 yards away

  88% historically approved · decision due ~27 May

  Variation of condition 1 of planning permission dated 6th August 2025 (RN:25/02054/FULL) for the Erection of a rear extension to the lower ground floor (replacing the existing non-original conservatory), including internal reconfiguration and the addition of an external staircase to the existing front light well. Namely, alterations to rear door, replacement of non-original conservatory roof, increase in rooflight dimensions and missing coping stones.

  Awaiting decision Full applications Extension Loft or dormer 27 docs

• 54 South Eaton Place London SW1W 9JJ

  26/05333/ADFULL Submitted 6 Aug 2026 50 yards away

  89% historically approved · decision due ~1 Oct

  Details of railings pursuant to condition 7 of planning permission dated 18 June 2025 (RN: 25/01733/FULL)

  Decided

• 54 South Eaton Place London SW1W 9JJ

  25/08023/ADFULL Submitted 4 Nov 2025 50 yards away

  Detailed drawings showing revised window details, photographic brickwork samples and detailed drawings of the railings pursuant to Conditions 4, 6 and 7 of planning permission dated 19th June 2025 (RN: 25/01733/FULL)

  Granted Full applications Windows or glazing 18 docs

• 46 South Eaton Place London SW1W 9JJ

  25/05120/ADFULL Submitted 23 Jul 2025 50 yards away

  88% historically approved · decision due ~31 Dec

  Details of Code of Construction Practice pursuant to condition 8 of planning permission dated 11th April 2025 (RN:24/06981/FULL)

  Awaiting decision Full applications 20 docs

• 101 Eaton Terrace London SW1W 8TW

  25/09277/FULL Submitted 22 Dec 2025 50 yards away

  88% historically approved · decision due ~8 Jul

  Installation of two new condensers to the rear elevation. (Linked to 25/09278/LBC)

  Awaiting decision Full applications 36 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