Arnold House School 1 - 3 Loudoun Road London NW8 0LH

This site has had 3 applications since 2025: 2 approved, 0 refused.

• 25/05644/TCA Granted

  Arnold House School 1 - 3 Loudoun Road London NW8 0LH

  T1 1 x Magnolia lift crown to 2m (secondary/twiggy growth only). T2 1 x Lime: remove basal and stem suckers to 8m. T7 1 x Tree privet: prune back crown to achieve 1.5m separation from adjacent lamp.

  Decided 11 Sep 2025 Trees
• 25/05577/TPO Granted

  Arnold House School 1 - 3 Loudoun Road London NW8 0LH

  T4 1 x Lime: remove basal and trunk suckers to a height of 9m.

  Decided 11 Sep 2025 Trees

1. 3 Nov 2026

   Received by Westminster

2. 6 Nov 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 29 December 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.

• 1 Loudoun Road London NW8 0LH

  26/07481/FULL Submitted 3 Nov 2026 50 yards away

  88% historically approved · decision due ~29 Dec

  Minor alterations to fenestration in connection with internal remodelling, including the upgrading of external windows to the north rear classroom block and localised alterations to window sill heights.

  Awaiting decision Full applications Windows or glazing

• 5 Loudoun Road London NW8 0LH

  25/08084/TCA Submitted 6 Nov 2025 50 yards away

  Front Garden: T1: Chinese Privet: Reduce crown back to previous and most recent points of reduction (approximately 1.20-1.40m). Lightly thin crown density by up to 20%. T2: Chinese Privet: Reduce crown back to previous and most recent reduction points (approximately 1.00-1.20m), preserving a suitable amount of secondary fine branch structure. Lightly thin crown density by up to 20%. T3: Judus Tree: Reduce crown by approximately 0.80-1.00m providing sufficient clearance of the building. Thin crown density by up to 20%. Rear Garden: T4: Bay: Reduce back to previous reduction points, reducing crown height by approximately 1.50-2.00m. Reduce lateral and sublateral growth to up to 1.00m. T5: Bay: Reduce back to previous reduction points, reducing crown height by approximately 1.50m. Reduce lateral and sublateral growth by up to 1.00m. T6: Chinese Privet: Tip prune by up to 0.70m to reduce and shape.

  Granted Trees 5 docs

• 3A Loudoun Road London NW8 0LH

  25/08441/FULL Submitted 19 Nov 2025 50 yards away

  88% historically approved · decision due ~14 Jan

  Erection of a roof extension, excavation of basementl; lightwells and associated external alternations.

  Awaiting decision Full applications Extension 38 docs

• Arnold House School 1 - 3 Loudoun Road London NW8 0LH

  25/05577/TPO Submitted 8 Aug 2025 50 yards away

  T4 1 x Lime: remove basal and trunk suckers to a height of 9m.

  Granted Trees 10 docs

• Arnold House School 1 - 3 Loudoun Road London NW8 0LH

  25/05644/TCA Submitted 8 Aug 2025 50 yards away

  T1 1 x Magnolia lift crown to 2m (secondary/twiggy growth only). T2 1 x Lime: remove basal and stem suckers to 8m. T7 1 x Tree privet: prune back crown to achieve 1.5m separation from adjacent lamp.

  Granted Trees 9 docs

• 38 Marlborough Place London NW8 0PE

  25/05676/TCA Submitted 8 Aug 2025 50 yards away

  1 x Indian bean tree (mature tree): Reduce all round by 1-1.5m below the previous, most recent reduction points, leaving viable growth points. Reduce three branches and remove two branches as specified in the submitted David Archer Associates Condition Report, with reference to the annotated photographs. Retain lower canopy branches and epicormic growth, and retain as much foliage bearing twiggy growth as possible. 1 x Indian bean tree (younger tree): Reduce lateral growth back from property to suitable growth points to achieve 2m separation.

  Granted Trees 10 docs

• 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
• 26/07508/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
• 26/07470/FULL Awaiting decision

  12 Queen Anne's Gate London SW1H 9AA

  Excavation of single-storey basement. (Linked with 26/07471/LBC).

  Received 3 Nov, published by the council 5 Nov 2026 Full applications
• 26/07466/FULL Awaiting decision

  65 Albion Gate Albion Street W2 2LA

  Replacement of first-floor front elevation windows and balcony door with double-glazed steel-framed units.

  Received 3 Nov, published by the council 5 Nov 2026 Full applications
• 26/07481/FULL Awaiting decision

  1 Loudoun Road London NW8 0LH

  Minor alterations to fenestration in connection with internal remodelling, including the upgrading of external windows to the north rear classroom block and localised alterations to window sill heights.

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