Maisonette Ground And 1st Floor 39 Belsize Park Gardens London NW3 4JJ

1. 29 Oct 2025

   Received by Camden

2. 30 Oct 2025

   Validated

   Checked as complete and ready for consideration.

3. 6 Jan 2026

   Decision issued: Granted

4. 9 Aug 2026

   Added to PlanIndex

Camden granted permission on 6 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.

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.

• Maisonette Ground and First Floor 39 Belsize Park Gardens London NW3 4JJ

  2025/5134/P Submitted 13 Nov 2025 0m away

  91% historically approved · decision due ~8 Jan

  Conversion of 1 x four-bedroom maisonette into 2 x two-bedroom flats.

  Awaiting decision Full applications New dwelling 8 docs

• 37 Belsize Park Gardens London NW3 4JJ

  2011/5510/T 5m away

  REAR GARDEN: 2 x Lime - Thin and reduce crown by 33%.

  Granted Trees

• Flat A 37 Belsize Park Gardens London NW3 4JJ

  2011/5524/P 5m away

  Alterations to fenestration at lower ground floor level including repositioning of side entrance door and replacement of timber framed windows with aluminium framed windows to side elevation and insertion of new door and replacement windows to lower ground floor rear elevation at residential flat (Class C3).

  Granted Full applications Windows or glazing

• Flat A 37 Belsize Park Gardens London NW3 4JJ

  2012/3390/P 5m away

  Erection of front boundary wall and bin store at ground level to residential dwellings (Class C3).

  Granted Full applications
  Small domestic

• Flat A 37 Belsize Park Gardens London NW3 4JJ

  2026/1387/T Submitted 9 Apr 2026 5m away

  REAR GARDEN: 1 x Lime (T1) - Lift crown up to height of approx. 6m from ground level. 1 x Lime (T2) - Lift crown up (remove trunk growth) to height of 6m from ground level.

  Granted Trees 4 docs

• Flat A 37 Belsize Park Gardens London NW3 4JJ

  2012/4723/P 5m away

  Erection of an additional step and levelling out of front path area to existing flats (retrospective application).

  Granted Full applications New dwelling

• 2026/2516/P Withdrawn

  31 Loveridge Road London Camden NW6 2DU

  Amalgamation of the existing three self-contained one-bedroom flats into a single-family dwelling house; demolition and replacement of existing outrigger; erection of a single-storey rear wrap-around extension; erection of a rear dormer extension; creation of a roof terrace above outrigger; replacement of existing windows with timber double glazed units; installation of rooflights to front roofslope; and installation of an air source heat pump in rear garden.

  16 Jun 2026 Full applications
• 2026/3830/P Awaiting decision

  Euston Tower 286 Euston Road London NW1 3DP

  Deed of variation to allow more flexibility with Affordable housing payments for redevelopment of Euston Tower comprising retention of parts of the existing building (including central core, basement and foundations) and erection of a new building incorporating these retained elements, to provide a 32-storey mixed-use building providing offices and research and development floorspace (Class E(g)) and office, retail, café and restaurant space (Class E) and Enterprise Space (Class E/F) at ground and first floors, and associated external terraces; public realm enhancements, including new landscaping and provision of new publicly accessible steps and ramp; short and long stay cycle storage; servicing; refuse storage; plant and other ancillary and associated work.

  4 Sep 2026 Full applications
• 2026/3282/P Granted

  5 Berkley Road London NW1 8XX

  Installation of 1no. above ground gas riser from the basement flat to the meter box at first floor (retrospective)

  31 Jul 2026 Full applications
• 2026/0483/P Granted

  100 Avenue Road London NW3 3HF

  Discharge of details for condition 47 (surface water run off details) of planning permission 2026/0404/P granted on 19/06/2026 for " Variation of conditions (2 plan numbers); 8 (quantum of commercial space); 13 (commercial windows); 15 (Wind Microclimate); 19 (commercial windows); 24 (Air quality); 34 (development quantum); 40 (Circular Economy); 44 (designing out crime); 45 (Fire Strategy); 46 (SuDS); 48 (Community facility removed), 48 (wheelchair units), 49 (TfL health and safety) to planning permission ref. 2025/0852/P (for demolition of building and provision of a mixed-use residential-led development) to secure alterations to the external appearance; internal residential and commercial space layouts; omission of community floorspace and increased affordable housing provision; cycle and car parking; hard and soft landscaping, and other associated amendments”

  9 Feb 2026 Full applications
• 2026/2697/P Awaiting decision

  Flat 1, 73 Eton Avenue London NW3 3EU

  Replacement of existing defective rear lean-to conservatory with a new slimline powder-coated aluminium framed conservatory with clear double glazing, on the exact same footprint as existing.

  3 Sep 2026 Full applications