137 Randolph Avenue London W9 1DN

1. 16 Oct 2025

   Received by Westminster

2. 12 Jan 2026

   Decision issued: No objections

3. 21 Jul 2026

   Added to PlanIndex

Westminster granted permission on 12 January 2026, 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.

Applications for works to trees cover protected trees: consent under a tree preservation order, or six weeks notice for trees in a conservation area. More in our guide to planning application types.

• 129 Randolph Avenue London W9 1DN

  25/06019/FULL Submitted 22 Aug 2025 4m away

  Variation of condition 1 of planning permission dated 16th July 2025 (RN:25/02409/FULL) for the Erection of dormers to the rear and side slopes, installation of skylight to the roof crown and one small conservation rooflight to the side roofslope. Namely, to amend the size of the side dormer.

  Refused Full applications Loft or dormer 25 docs

• 129 Randolph Avenue London W9 1DN

  26/04168/FULL Submitted 24 Jun 2026 6m away

  87% historically approved · decision due ~15 Sep

  Replacement of existing front boundary wall with new London Stock wall and Wrought Iron entrance gate spanning between two new brick piers to match the height of the pier shared with 127 Randolph Avenue.

  Awaiting decision Full applications 11 docs
  Small domestic

• 129 Randolph Avenue London W9 1DN

  26/01889/FULL Submitted 23 Mar 2026 9m away

  87% historically approved · decision due ~9 Jun

  Replacement of existing front boundary wall with new London Stock walls and Wrought Iron railings and access door and bin store.

  Awaiting decision Full applications 14 docs
  Small domestic

• 129 Randolph Avenue London W9 1DN

  25/05523/FULL Submitted 7 Aug 2025 9m away

  Erection of a single storey rear extension with green roof and skylight at lower ground floor level; alterations to lower ground floor side windows and doors; replacement of existing windows with double glazed windows to match existing; and associated works.

  Granted Full applications Extension Windows or glazing 28 docs
  Small domestic

• 129 Randolph Avenue London W9 1DN

  25/07958/NMA Submitted 3 Nov 2025 9m away

  93% historically approved · decision due ~29 Dec

  Amendments to planning permission dated 08 October 2025 (RN: 25/05523/FULL) for the: NAMELY, to allow the provision of a narrow, opaque, fixed timber-framed glazed panel along the side elevation of the newly approved rear extension and introduce a new sash window on the side elevation at lower ground floor level.

  Awaiting decision Amendments Extension Windows or glazing 7 docs

• 123 Randolph Avenue London W9 1DN

  22/03231/FULL Submitted 13 May 2022 21m away

  Excavation of front garden and vault to provide single storey infill extension at lower ground floor level and associated works.

  Granted Full applications Extension 10 docs
  Small domestic

• 26/06333/TCA Awaiting decision

  Basement 17 Claverton Street London SW1V 3AY

  Removal of an overgrown and poor specimen Leyland cypress tree in a confined space in the rear garden of 17 Claverton Street, Sw1v 3AY. We wish to remove this tree and replace it with a semi mature Amelanchier Lamarckii which is more appropriate for the space.

  16 Sep 2026 Trees
• 26/06346/TPO Awaiting decision

  Crown Court 123 Park Road London NW8 7JH

  Front T1 Lime x 1 (Tilia spp) This 12m triple stem mature lime tree has previously been reduced, its cyclical prune is now due. The lateral growth is touching the windows and hangs low over the road. Suggested work: - crown reduction - reduce height 2m back to previous reduction points - reduce the lateral growth 2-2.5m back to previous reduction points, leaving furnishing growth - retain 50% of internal fine branch structure Front T2 Lime x 1 (Tilia spp) This 12m triple stem mature lime tree has previously been reduced, its cyclical prune is now due. The lateral growth is touching the windows and hangs low over the road. Suggested work: - crown reduction - reduce height 2m back to previous reduction points - reduce the lateral growth 2-2.5m back to previous reduction points, leaving furnishing growth - retain 50% of internal fine branch structure Front T3 London Plane x 1 (Platanus x hispanica) This 16m mature London plane has previously been pollarded, its cyclical prune is now due. Regrowth is touching the building and encroaching upon the balconies. Suggested work:- reduce all round 2-3m back to previous

  16 Sep 2026 Trees
• 26/06307/TCA Awaiting decision

  140 Loudoun Road London NW8 0ND

  T1 Acer reduce by cira 1.5m to suitable pruning points T2 Mature apple tree - Crown lift to 2.5 metres from the ground and cut back from the public infrastructure. T3 Magnolia grandiflora - reduce by 1.5m and cut back from building creating a clearance of 2m T4 - Apple Tree - Remove deadwood and reduce crown by 1m Reason for work: General tree maintenance

  15 Sep 2026 Trees
• 26/06302/TCA Awaiting decision

  Old Admiralty Building Spring Gardens London SW1A 2AH

  fell to 50mm from ground level Cherry trees in pots in courtyard (G1 - trees have extensive damage to main stems and crown)

  15 Sep 2026 Trees
• 26/06282/TCA Awaiting decision

  13 Randolph Crescent London W9 1DP

  T4 - Reduce magnolia crown by 0.5?1m and thin by 10-15% all around, and remove any deadwood whilst retaining furnishing growth. This is to allow more light through the canopy and maintain the crown at a manageable size.

  14 Sep 2026 Trees