87 Eaton Terrace London SW1W 8TW

This site has had 2 applications since 2026.

• 26/05797/LBC Awaiting decision

  87 Eaton Terrace London SW1W 8TW

  Excavation of rear garden to increase size of lightwell and lower ground floor; install walk on roof lights to flat roofs and replacement of external doors and windows with like for like doors and windows. Internal alterations.

  Submitted 24 Aug 2026 Heritage and listed buildings

1. 21 Aug 2026

   Received by Westminster

2. 24 Aug 2026

   Validated

   Checked as complete and ready for consideration.

3. 28 Aug 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 19 October 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.

• 87 Eaton Terrace London SW1W 8TW

  26/05797/LBC Submitted 24 Aug 2026 50 yards away

  90% historically approved · decision due ~19 Oct

  Excavation of rear garden to increase size of lightwell and lower ground floor; install walk on roof lights to flat roofs and replacement of external doors and windows with like for like doors and windows. Internal alterations.

  Awaiting decision Heritage and listed buildings Loft or dormer Windows or glazing

• 101 Eaton Terrace London SW1W 8TW

  26/02260/LBC Submitted 3 Apr 2026 50 yards away

  90% historically approved · decision due ~29 May

  The replacement of the non-original conservatory glass roof with a new double-glazed roof matching the existing in profile and design existing conservatory glass roof and adjustments to the rear door, replacement of the living room glass roof, minor rooflight modifications, and missing coping stones.

  Awaiting decision Heritage and listed buildings Extension Loft or dormer +1 14 docs

• 101 Eaton Terrace London SW1W 8TW

  25/06355/LBC Submitted 8 Sep 2025 50 yards away

  Lowering of window ground floor cill at Room 03; omit both rebuilding of the collapsed brick nib wall and installing of glass doors or full-height glass panel doors at the rear elevation (room 4); and associated works. (Amendments to listed building consent dated 07 August 2025 RN: 25/01965/LBC for '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.')

  Granted Heritage and listed buildings Extension Windows or glazing 4 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

• 101 Eaton Terrace London SW1W 8TW

  25/06354/FULL Submitted 8 Sep 2025 50 yards away

  Variation of condition 1 of planing permission dated 6 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, to allow lowering of window ground floor cill at Room 03; omit both rebuilding of the collapsed brick nib wall and installing of glass doors or full-height glass panel doors at the rear elevation (room 4); and associated works.

  Granted Full applications Extension Windows or glazing 26 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