18 - 19 Eaton Square London SW1W 9DD

1. 1 Aug 2025

   Received by Westminster

2. 12 Sep 2025

   Decision issued: Application Permitted

3. 21 Jul 2026

   Added to PlanIndex

Westminster granted permission on 12 September 2025, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.

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.

• 20 Eaton Square London SW1W 9DD

  25/07175/TCA Submitted 6 Oct 2025 50 yards away

  G1 13 X Silver Birch Trees: Crown Reduction by 3m to heights and cut back by 2m from the buildings to tidy and contain shape.

  Granted Trees 13 docs

• 14 - 17 Eaton Square London SW1W 9DD

  26/01847/FULL Submitted 20 Mar 2026 50 yards away

  87% historically approved · decision due ~25 May

  Replacement of the front portico steps. (Linked to RN: 26/01848/LBC)

  Awaiting decision Full applications 5 docs

• 14 - 17 Eaton Square London SW1W 9DD

  26/01848/LBC Submitted 20 Mar 2026 50 yards away

  90% historically approved · decision due ~25 May

  Replacement of the front portico steps. (Linked to RN: 26/01847/FULL)

  Awaiting decision Heritage and listed buildings 5 docs

• 14-17 Flat 16 Eaton Square London SW1W 9DD

  22/05152/ADLBC Submitted 28 Jul 2022 50 yards away

  Details of all new external windows and doors pursuant to condition 3 of listed building permission dated 09 April 2019 (19/00571/LBC).

  Granted Conditions Windows or glazing 6 docs

• 22 Eaton Square London SW1W 9DE

  25/05394/LBC Submitted 1 Aug 2025 50 yards away

  Replacement intercom system.

  Granted Heritage and listed buildings 13 docs

• 15 Eaton Mews South London SW1W 9HP

  26/06294/FULL Submitted 15 Sep 2026 50 yards away

  87% historically approved · decision due ~10 Nov

  Installation of railings and sliding lantern light at main roof level in connection with the use of the roof as a terrace.

  Awaiting decision Full applications

• 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
• 26/06299/LBC Awaiting decision

  Apartment 33 24 Park Crescent London W1B 1AA

  Alterations to internal partitions, door openings, doors and floor finishes.

  Received 15 Sep, published by the council 22 Sep 2026 Heritage and listed buildings
• 26/06305/LBC Awaiting decision

  33A Dean Street London W1D 4PP

  Installation of new concrete slab with drainage channels at basement level and new fire surround in B.01.

  Received 15 Sep, published by the council 22 Sep 2026 Heritage and listed buildings
• 26/06318/LBC Awaiting decision

  124 Hamilton Terrace London NW8 9UT

  Replacement of existing first-floor sash windows to the front and rear elevations with traditionally detailed painted timber, slim-profile double-glazed sash windows. (Linked to 26/06317/FULL)

  Received 15 Sep, published by the council 22 Sep 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