21 Belsize Park London NW3 4DU

This site has had 5 applications since 2022: 5 approved, 0 refused.

• 2023/3452/P Granted

  21 Belsize Park London NW3 4DU

  Details pursuant to condition 4 (reintstatement works) and 5 (details of altered windows and doors) of planning permission 2023/1699/P, for: Undertake external alterations to the existing building, including; various alterations to existing windows and joinery, creation of a rear facing roof terrace and enlargement of the existing rear facing roof dormer, removal of existing ancillary built elements, alterations to the front facade at the upper ground floor level.

  Decided 24 Oct 2023 Full applications
• 2023/0124/T Granted

  21 Belsize Park London NW3 4DU

  REAR GARDEN: 1 x London Plane (T1) - Fell to ground level and grind stump to 300mm below ground level.

  Decided 1 Mar 2023 Trees
• 2021/5882/P Granted

  21 Belsize Park London NW3 4DU

  Change of use and conversion of existing hotel (C1) and associated basement flat (C3) to single family 6-bedroom dwellinghouse (C3).

  Decided 15 Sep 2022 Full applications
• 2022/2428/T Granted

  21 Belsize Park London NW3 4DU

  FRONT GARDEN: 1 x Damson (T1) - Fell to ground level. REAR GARDEN: 1 x London Plane (T2) - Re-pollard.

  Decided 20 Jul 2022 Trees

1. 28 Mar 2024

   Received by Camden

2. 16 May 2024

   Validated

   Checked as complete and ready for consideration.

3. 24 May 2024

   Decision issued: Granted

4. 22 Jul 2026

   Added to PlanIndex

• 2021/5882/P Granted

  21 Belsize Park London NW3 4DU

  Change of use and conversion of existing hotel (C1) and associated basement flat (C3) to single family 6-bedroom dwellinghouse (C3).

  Decided 15 Sep 2022 Full applications

Camden granted permission on 24 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.

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.

• 21 Belsize Park London NW3 4DU

  2023/3452/P 0m away

  Details pursuant to condition 4 (reintstatement works) and 5 (details of altered windows and doors) of planning permission 2023/1699/P, for: Undertake external alterations to the existing building, including; various alterations to existing windows and joinery, creation of a rear facing roof terrace and enlargement of the existing rear facing roof dormer, removal of existing ancillary built elements, alterations to the front facade at the upper ground floor level.

  Granted Full applications Loft or dormer Windows or glazing

• 21 Belsize Park London Camden NW3 4DU

  2023/1699/P 0m away

  Undertake external alterations to the existing building, including; various alterations to existing windows and joinery, creation of a rear facing roof terrace and enlargement of the existing rear facing roof dormer, removal of existing ancillary built elements, alterations to the front facade at upper ground floor level.

  Granted Full applications Loft or dormer Windows or glazing

• Garden Flat 21 Belsize Park London NW3 4DU

  2022/5214/T 0m away

  REAR GARDEN: Group of Conifers (G1) (see photo) - Fell to ground level.

  Granted Trees

• Dillons Hotel 21 Belsize Park London NW3 4DU

  2013/6504/T 0m away

  REAR GARDEN: 1 x London Plane - Reduce to previous points repollard at 10/12m. 1 x Row of Leylandii - Reduce to even height face back.

  Granted Trees

• 21 Belsize Park London NW3 4DU

  2022/2428/T 0m away

  FRONT GARDEN: 1 x Damson (T1) - Fell to ground level. REAR GARDEN: 1 x London Plane (T2) - Re-pollard.

  Granted Trees

• 21 Belsize Park London NW3 4DU

  2023/0124/T 0m away

  REAR GARDEN: 1 x London Plane (T1) - Fell to ground level and grind stump to 300mm below ground level.

  Granted Trees

• 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