Flat A 11 Connaught House Clifton Gardens London W9 1AL

This site has had 2 applications since 2026.

• 26/04114/ADFULL Decided

  Flat A 11 Connaught House Clifton Gardens London W9 1AL

  Details of the proposed vacuum glazing pursuant to condition 4 of planning permission dated 20th May 2026 (RN:26/01310/FULL)

  Submitted 22 Jun 2026

1. 2 Mar 2026

   Received by Westminster

2. 17 Mar 2026

   Validated

   Checked as complete and ready for consideration.

3. 21 Jul 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 12 May 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.

1 later application on the register refers to this one:

• 26/04114/ADFULL Decided

  Flat A 11 Connaught House Clifton Gardens London W9 1AL

  Details of the proposed vacuum glazing pursuant to condition 4 of planning permission dated 20th May 2026 (RN:26/01310/FULL)

  Submitted 22 Jun 2026

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.

• Flat C 11 Connaught House Clifton Gardens London W9 1AL

  26/02568/FULL Submitted 20 Apr 2026 50 yards away

  88% historically approved · decision due ~15 Jul

  Installation of double glazed timber windows to match existing.

  Awaiting decision Full applications Windows or glazing 12 docs

• Flat A 11 Connaught House Clifton Gardens London W9 1AL

  26/04114/ADFULL Submitted 22 Jun 2026 50 yards away

  89% historically approved · decision due ~21 Aug

  Details of the proposed vacuum glazing pursuant to condition 4 of planning permission dated 20th May 2026 (RN:26/01310/FULL)

  Decided Windows or glazing

• Open Space Clifton Gardens London W9 1AL

  26/04916/TCA Submitted 22 Jul 2026 50 yards away

  100% historically approved · decision due ~16 Sep

  1 x Sorbus aria (T1): fell 2 x Sorbus aria (T2 and T3): crown lift by 1-2m. Reduce overlong lateral growth by approx. 1m in to main canopy line to shape and balance.

  Decided Trees

• 19 Clifton Gardens London W9 1AL

  26/04826/FULL Submitted 20 Jul 2026 50 yards away

  88% historically approved · decision due ~14 Sep

  Erection of side wing extension; erection of roof extension to form a new gable end coupled with raising the chimney stacks.

  Decided Full applications Extension 50 docs

• Open Space North Of Clifton Gardens London W9 1AL

  25/09369/TCA Submitted 29 Dec 2025 50 yards away

  5 x London plane trees (T1 T2, T3, T4, T5): Reduce crowns back to previous most recent reduction points. 2 x London planes (T6, T7): Crown lift to 3 m from ground level. Selective thin heavier branch ends only by 15 %. 1 x lime (T8): Remove epicormic trunk growth to 4m. Thin epicormic growth within crown by 15-20%, retain main branch and twig structure. 1 x horse chestnut (T9): Reduce crown by 2-3m. 1 x Metasequoia (T10): Reduce extended branches by 1-2m to suitable branch junctions, on property side only.

  Granted Trees 6 docs

• Land In Front Of 2 - 22 Clifton Gardens London W9 1DT

  25/05283/TCA Submitted 29 Jul 2025 50 yards away

  T 1- 10 10 x Sorbus intermedia: crown raise over footpath to a height of 3m and over road to 5m.

  Granted Trees 7 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