The Hall School 23 Crossfield Road London NW3 4NU

This site has had 8 applications since 2010: 7 approved, 0 refused.

• 2025/3081/T Granted

  The Hall School 23 Crossfield Road London NW3 4NU

  AT REAR OF SENIOR SCHOOL: 1 x London Plane (T1) - Crown thin by 30%. AT FRONT OF MIDDLE SCHOOL: 1 x Sycamore (T2) - Reduce height by 3.5m - 4m. Reduce spread by 1.5m. OUTSIDE MAIN SCHOOL ENTRANCE: 1 x Copper Beech (T3) - Reduce height by 2.25m. Reshape accordingly.

  Decided 26 Aug 2025 Trees
• 2023/3923/P Granted

  The Hall School 23 Crossfield Road London NW3 4NU

  Details of materials / detailed drawings required by condition 4 of planning permission 2022/4408/P dated 05/07/2023 for 'Extension of existing single storey extension to existing 'Wathen Hall' building with new floor level, following demolition of existing first floor structure, installation of plant and enclosure at roof level to Centenary Building and new PV panels, all to school (Class Use F.1)',

  Decided 27 Oct 2023 Full applications
• 2022/3458/T Withdrawn

  The Hall School 23 Crossfield Road London NW3 4NU

  WITHIN GROUNDS: 1 x London Plane (T1) - Crown thin 25%. Remove lowest major limb on east side of tree, arising at 6m above ground.

  Decided 13 Apr 2023 Trees
• 2014/5997/T Granted

  The Hall School 23 Crossfield Road London NW3 4NU

  (TPO REF C473) REAR GARDEN: 1 x London Plane - Crown thin by 30%, raise canopy by 1.75m

  Decided 19 Nov 2014 Trees
• 2014/5998/T Granted

  The Hall School 23 Crossfield Road London NW3 4NU

  WITHIN THE GROUNDS: 1 x Beech - Crown thin by 20%, clear building by 2.5m 1 x Sycamore - Clear building by 1.75m 1 x Lime - Crown thin by 30%

  Decided 5 Nov 2014 Trees
• 2010/5516/T Granted

  The Hall School 23 Crossfield Road London NW3 4NU

  (TPO Ref: C473) REAR GARDEN: 1 x London Plane - Crown thin by 30%. Crown reduce by 15-20%. Remove dead and weak growth.

  Decided 22 Nov 2010 Trees
• 2010/5517/T Granted

  The Hall School 23 Crossfield Road London NW3 4NU

  FRONT GARDEN: 1 x Beech - Reduce crown by 20%. WITHIN THE GROUNDS: 1 x Lime - Thin crown by 35%. Reduce crown by 15%. Raise canopy by 4m. Remove dead and weak growth.

  Decided 17 Nov 2010 Trees

1. 10 Oct 2023

   Received by Camden

2. 10 May 2024

   Decision issued: Granted

3. 22 Jul 2026

   Added to PlanIndex

• 2022/4408/P Granted

  23 Crossfield Road The Hall School London Camden NW3 4NT

  Extension of existing single storey extension to existing 'Wathen Hall' building with new floor level, following demolition of existing first floor structure, installation of plant and enclosure at roof level to Centenary Building and new PV panels, all to school (Class Use F.1).

  Decided 5 Jul 2023 Full applications

Camden granted permission on 10 May 2024, 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.

An amendment application makes limited changes to a permission that already exists; anything beyond modest adjustment needs a fresh application. More in our guide to planning application types.

• 23 Crossfield Road The Hall School London Camden NW3 4NT

  2022/4408/P 0m away

  Extension of existing single storey extension to existing 'Wathen Hall' building with new floor level, following demolition of existing first floor structure, installation of plant and enclosure at roof level to Centenary Building and new PV panels, all to school (Class Use F.1).

  Granted Full applications Extension Demolition
  Small domestic

• The Hall School 23 Crossfield Road London Camden NW3 4NU

  2024/0944/P 0m away

  Non-material amendment to planning permission 2022/4408/P dated 05/07/2023 for 'Extension of existing single storey extension to existing 'Wathen Hall' building with new floor level, following demolition of existing first floor structure, installation of plant and enclosure at roof level to Centenary Building and new PV panels, all to school (Class Use F.1)' approved; namely: to amend condition 9 to allow for green wall / roof to be delivered 8 months post occupation of the approved extension.

  Withdrawn Full applications Extension Demolition
  Small domestic

• 23 The Hall School Crossfield Road London Camden NW3 4NU

  2024/0565/P 0m away

  Variation of conditions 2 (approved drawings), 9 (living roof/walls) and 12 (sustainable drainage system) of planning permission 2022/4408/P dated 05/07/2023 for 'Extension of existing single storey extension to existing 'Wathen Hall' building with new floor level, following demolition of existing first floor structure, installation of plant and enclosure at roof level to Centenary Building and new PV panels, all to school (Class Use F.1)', NAMELY to allow reduction in size of approved green roof (with part of green roof replaced by green membrane)

  Withdrawn Full applications Extension Demolition
  Small domestic

• The Hall School 23 Crossfield Road London Camden NW3 4NU

  2023/4158/P Submitted 3 Oct 2023 0m away

  Details of living roof/wall required by condition 9 of planning permission 2022/4408/P dated 05/07/2023 for 'Extension of existing single storey extension to existing 'Wathen Hall' building with new floor level, following demolition of existing first floor structure, installation of plant and enclosure at roof level to Centenary Building and new PV panels, all to school (Class Use F.1)',

  Granted Full applications Extension Demolition 73 docs
  Small domestic

• The Hall School 23 Crossfield Road London NW3 4NT

  2016/6319/P 0m away

  Demolition of the 'Centenary' and 'Wathan Hall' buildings and erection of new four storey building with glazed link to original school building, two storey rear extension with external terrace and enlarged basement replacing the existing Wathan Hall, and enlargement of rear roof storey and insertion of three dormer windows to old school building, all in association with providing additional accommodation for the existing school use (Class D1).

  Granted Full applications Extension Loft or dormer +2

• The Hall School 23 Crossfield Road London NW3 4NU

  2022/3458/T 0m away

  WITHIN GROUNDS: 1 x London Plane (T1) - Crown thin 25%. Remove lowest major limb on east side of tree, arising at 6m above ground.

  Withdrawn Trees

• 2026/3509/P Awaiting decision

  Flat A 55 Leverton Street London NW5 2NX

  Non-material amendment to planning permission 2026/0413/P dated 12/05/2026 (Erection of a single storey side and rear extension, re-construction of rear garden boundary wall, replacement of a ground floor rear window with an access door, replacement of a side door with a window, insertion of two rooflights and reinstatement of front sash windows), namely to reduce the depth of the side element of the approved extension.

  4 Sep 2026 Amendments
• 2026/2540/P Granted

  50-51 Russell Square London WC1B 4JP

  Non-material amendment to planning permission ref. 2023/5470/P (dated 13/03/2025) for: Deep refurbishment of existing building including new facades; erection of replacement roof extension with terrace to rear; reopening of lightwell to front and reconfiguration of entrance area; demolition of two storey outrigger and replacement with three storeys plus plant enclosure; single storey rear infill extension to existing car park with terrace above; erection of full height stair rear core extension. NAMELY for alterations to the front lightwell, ground floor entrances, fifth floor fenestration, plant enclosure, and rear terrace.

  18 Jun 2026 Amendments
• 2026/3341/P Granted

  Flat A 71 Fitzjohn's Avenue London NW3 6PD

  Non-material amendment to planning permission 2025/2351/P dated 30/07/2025 (Various external works including refurbishment and alterations to rear elevation fenestration and entrance door, replacement of existing single glazed windows with double glazed windows and alterations to side elevation fenestration, and re-landscaping works to rear garden), namely to alter the design of the rear doors and replace an existing timber louvre with brickwork to side elevation.

  6 Aug 2026 Amendments
• 2026/3097/P Awaiting decision

  7 Belsize Park Gardens London NW3 4LB

  Non-material amendment to planning permission ref. 2025/5424/P dated 06/05/2026 for 'front alterations including reduction of length of metal railings and widening of opening for access to bins, installation of tiling to new entrance steps, installation of door to storage area & handrail to Flat A, and alterations to side boundary doorway', namely, to change the material for the new entrance steps and front paving.

  3 Sep 2026 Amendments
• 2026/2606/P Granted

  Chester Road Hostel 2 Chester Road London N19 5BP

  Non-material amendments to planning permission 2020/3461/P dated 11/05/2021 (for: Redevelopment of the site to include demolition of existing hostel building and the erection of a new hostel building (sui generis) formed of 3 x part 3, part 4 storey blocks with 2 x external stairwells arranged around a central courtyard. Associated works include installation of plant equipment, access arrangements and tree and landscaping works) NAMELY re-design and re-positioning of the boundary treatment near the site entrance and erection of retaining wall and balustrade in connection with revisions to ramp access to bin store

  22 Jun 2026 Amendments