34 Clarendon Gardens London W9 1AZ

1. 29 Jul 2026

   Received by Westminster

2. 9 Aug 2026

   Added to PlanIndex

3. 11 Sep 2026

   Status changed to Decided

   Previously Pending.

Westminster has decided this application; the outcome above is the register's own wording and the decision notice on the council portal carries the detail. 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.

• 26C Clarendon Gardens London W9 1AZ

  25/06617/ADLBC Submitted 10 Sep 2025 50 yards away

  Detailed drawings showing the revision to the window scheme including details on retaining and refurbishing sash boxes to all windows, omitting reglazing of two rear original windows and joinery profiles to reflect the original lamb's tongue bars, pursuant to Condition 3 of Listed Building Consent dated 16 April 2025 (RN: 24/03615/LBC).

  Refused Conditions Windows or glazing 9 docs

• 24 Clarendon Gardens London W9 1AZ

  25/05872/ADFULL Submitted 19 Aug 2025 50 yards away

  Detailed drawings including sections, and method statements where applicable; of the railings, balconies, gate showing traditional detail of hinges- each type showing location and giving key details with adjacent fabric, details of new rear infill extension including new external doors, and roof glazing showing details of materiality and key junctions with existing fabric, external staircase, ladders reflected ceiling plans showing light fittings etc and coordinated integrated services, indicating new or retained existing ceiling constructions, a method statement further to investigative works for removal of modern ceilings and reinstatement of historic ceilings if applicable, must be included, details of existing and proposed floor build ups further to investigative works, cross referred on plans, details of sample photos showing materiality and technical specifications of any new glazing for the windows and details of sample photographs and specifications of the paving material at rear garden, infill rear extension including glazing, frames, staircase, landing pursuant to condition 4 (A), (B), (C), (G), (I), 5 & 7 of planning permission dated 12th June 2025 (RN:25/00027/FULL)

  Granted Full applications Extension Windows or glazing 26 docs

• 24 Clarendon Gardens London W9 1AZ

  25/05867/ADLBC Submitted 19 Aug 2025 50 yards away

  Details of railings, balconies, gate showing traditional detail of hinges, details of new rear infill extension including external doors, and roof glazing showing details of materiality and key junctions, external staircase, ladders, reflected ceiling plans showing light fittings , details of existing and proposed floor build ups, glazing samples, photographs and specifications of the paving material and detailed condition surveys pursuant to Conditions 5 (A,B,C,G and I), 6, 9 and 10 of Listed Building Consent dated 12 June 2025 (RN25/00028/LBC)

  Granted Conditions Extension Windows or glazing 30 docs

• Upper Maisonette 22 Clarendon Gardens London W9 1AZ

  26/06550/LBC Submitted 23 Sep 2026 50 yards away

  90% historically approved · decision due ~18 Nov

  Internal alterations to second floor.

  Decided Heritage and listed buildings

• 26C Clarendon Gardens London W9 1AZ

  26/00673/ADLBC Submitted 21 Nov 2025 50 yards away

  Detailed drawings showing the revision to the window scheme including details on retaining and refurbishing sash boxes to all windows, omitting reglazing of two rear original windows and joinery profiles to reflect the original lamb's tongue bars, pursuant to Condition 3 of Listed Building Consent dated 16 April 2025 (RN: 24/03615/LBC).

  Granted Conditions Windows or glazing 7 docs

• 28 Clarendon Gardens London W9 1AZ

  25/08636/LBC Submitted 26 Nov 2025 50 yards away

  90% historically approved · decision due ~21 Jan

  Amalgamation of three residential units to provide one, one bedroom unit and one, three bedroom unit (Class C3); Demolition of existing conservatory and erection of glazed extension to rear, associated plant; renewing, replacement and relocation of windows and associated works. (Linked to 25/08635/FULL)

  Awaiting decision Heritage and listed buildings Extension Demolition +1 20 docs

• 26/06901/TPO Decided

  110 Maida Vale London W9 1PS

  T3 Walnut: Raise crown over the beds by approximately 2m and clear Cherry. Reduce remaining crown back to previous and most recent reduction points up to approximately 1.5m. Thin crown density evenly throughout by 20%. T4 Walnut: Reduce back to previous and most recent points of reduction up to approximately 1.5m. Thin crown density by 20%. Remove dead wood. T5 Fig: Reduce lateral growth hard back garden side by approximately 1.25-1.5m. Reduce crown height back to previous points of reduction (approximately 1.4m). T7 Mulberry: Reduce crown road side by approximately 1.2m. Raise crown road side by approximately 1.2m. Thin crown density throughout by 20%. Reduce remaining over extended branches which protrude from the main crown structure back in to the main crown.

  Received 8 Oct, published by the council 12 Oct 2026 Trees
• 26/07241/TCA Awaiting decision

  11 Castellain Road London W9 1EY

  T1 - Mature Sycamore- Carry out a crown reduction of up to 3m in height and up to 2m laterally back to the previous, most recent established pruning points, retaining a balanced crown structure and natural form. Pruning cuts will be made to suitable growth points. T2 - Field Maple- Undertake a crown reduction of approx 2m in height and 1.5m laterally appropriate to the tree?s condition, structure and previous pruning history, whilst retaining a natural crown shape and viable growth points. Where suitable, reduce the crown to the previous reduction points, pruning back to appropriate secondary branches or growth points to create a balanced, natural-flowing canopy outline. As an Arboricultural Approved contractor (#AC2626), all works will be undertaken in accordance with BS39982010 - Tree Work - Recommendations. Reason for work: General tree maintenance

  Received 22 Oct, published by the council 23 Oct 2026 Trees
• 26/07207/TCA Awaiting decision

  2 Motcomb Street London SW1X 8JU

  T1, T2 and T3 - Bay Laurel reduce height by approx 2-3m from tips and shorten lateral growth by 1m from tips.

  Received 21 Oct, published by the council 23 Oct 2026 Trees
• 26/07205/TPO Awaiting decision

  Garden Enclosure Portman Square London W1H 6LJ

  T8 - CHERRY - - End-weight reduction - Specified extent Reduce crown of NE stem by 1 .5m, reducing load on decay canker and subsequent risk of failure. T22 - ACER - Prune from adjacent structure to clear lamp column by 1 meter T24 - CHERRY - - Lift low canopy - Pedestrian clearance to 4.5m over road. T37 - CHERRY - Remove faulted limb / limbs Remove lowest south facing branch to stem. G73 - CERCIS CANADENSIS - Lift low canopy - Pedestrian clearance to 2.5 m over footpath.

  Received 21 Oct, published by the council 23 Oct 2026 Trees
• 26/07220/TCA Awaiting decision

  Overseas House Park Place London SW1A 1LR

  T1 Betula jacquemontii- Fell- This tree has out grown its position in the small herbacious border and garden, it is blocking light and the roots are suppressing the growth of other ornamental shrubs and trees- The owner would like to remove it before it gets any larger- a poor choice for such a small garden, also blocking the view in to Green park. T2 Prunus sp.- Fell As above , in addition the trees lower branches have been removed and now has impaired form, is being suppressed by the London Plane tree and it has very few blossoms in the spring. If nessessary the tree owner would be prepared to replace the two trees with a more suitable tree

  Received 21 Oct, published by the council 23 Oct 2026 Trees