Flat 2, Marlborough Mansions Cannon Hill London NW6 1JP

1. 14 Sep 2021

   Decision issued: Granted

2. 22 Jul 2026

   Added to PlanIndex

Camden granted permission on 14 September 2021, 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.

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.

• Buckingham Mansions, Avenue Mansions and Marlborough Mansions Gardens (BAM Estate)

  2010/6785/T 0m away

  DDD - COURTYARD BETWEEN BUCKINGHAM MANSIONS, AVENUE MANISONS & MARLBOROUGH MANSIONS:1 x Norway Maple - fell. REAR OF MARLBOROUGH MANSIONS: 1 x Lime - Fell - DDD

  Granted Trees

• Marlborough Mansions Cannon Hill London NW6 1JP

  2022/0274/T 0m away

  IN GROUNDS AT REAR: 1 x Purple Leaf Crab Apple (T11) - Reduction 30%, 2m all round.. 1 x London Plane (T32) - Reduction to previous points. 1 x Crab Apple (T26) - Crown reduction 30%, (3m).

  Granted Trees

• Marlborough Mansions Cannon Hill London NW6 1JP

  2013/5143/T 0m away

  REAR GARDEN: 1 x Norway Maple & 1 x Plum - Fell.

  Granted Trees

• Marlborough Mansions Cannon Hill London NW6 1JP

  2012/5395/T 0m away

  (TPO Ref: C427) REAR GARDEN: 1 x Purple Cherry - Reduce by 25% and reshape.

  Granted Trees

• Marlborough Mansions Cannon Hill London NW6 1JP

  2013/0407/T 0m away

  REAR OF 9-15 MARLBOROUGH MANSIONS: 1 x Ash - Fell to ground level. REAS OF 58-66 MARLBOROUGH MANSIONS: 1 x Pink Horse Chestnut - Fell to ground level.

  Granted Trees

• Marlborough Mansions Cannon Hill London NW6 1JP

  2012/5396/T 0m away

  REAR GARDEN: 1 x White Beam - Remove limb. 1 x Cappadocian Maple - Reduce crown by 15%. Remove dead wood. Thin congested canopy by 20%. 1 x Crab Apple - Renovation works and removal of water sprouts. 1 x London Plane - Cut back to previous reduction points. 1 x Lime - Reduce by 15%.

  Granted Trees

• 2026/2471/P Granted

  Flat A 26 Eton Avenue London NW3 3HL

  Proposed elevational alterations to side and rear of the garden flat.

  15 Jun 2026 Full applications
• 2026/2467/P Granted

  42 Mornington Terrace London Camden NW1 7RT

  Replacement door and window at lower ground floor level to rear outrigger and installation of sandstone steps in rear garden.

  12 Jun 2026 Full applications
• 2026/2424/P Granted

  British Museum Great Russell Street London WC1B 3DG

  Details of SUDS system evidence required by Condition 10 of planning permission ref 2023/1848/P dated 17/07/2024 for Erection of new two storey building, plus basement and associated works to provide plant and welfare accommodation ancillary to the Museum following demolition of existing building and two storey structures on East Road (to the rear of 9-11 Montague Street and 43 Russell Square)

  11 Jun 2026 Full applications
• 2026/3888/P Awaiting decision

  Unit A, Ground Floor West 3-5 Bleeding Heart Yard London EC1N 8SJ

  Replace solid metal ground floor entrance door with glazed entrance door (Retrospective).

  9 Sep 2026 Full applications
• 2026/3903/P Awaiting decision

  2 Fellows Road London NW3 3LP

  Details pursuant to Condition 4 (Materials Details) of planning permission ref. 2026/2123/P (dated 21/07/2026) for: Amalgamation of existing two flats into one single dwellinghouse (Class C3); garage conversion to habitable space; infill extension at front lower ground and ground floors; minor changes to fenestration at rear; erection of copper roof extension with rooflight to existing rear extension; replacement terrace railings; installation of rooflight to main roof; new front boundary railings and gates; refurbishment of front steps; rear garden landscaping works; and associated exterior alterations.

  9 Sep 2026 Full applications