34 Belsize Lane London Camden NW3 5AE

1. 11 Sep 2024

   Decision issued: Granted

2. 22 Jul 2026

   Added to PlanIndex

1 later application on the register refers to this one:

• 2024/5529/L Granted

  34 Belsize Lane London NW3 5AE

  Details submitted in relation to condition 4 (visible fixing manifestations) of approved application 2024/2957/L dated 11/09/2024 (for: Repair of eastern boundary wall).

  Decided 27 Jan 2025 Heritage and listed buildings

Camden granted permission on 11 September 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.

Listed building consent is needed for works that affect the special interest of a listed building, and carrying out such works without it is a criminal offence. More in our guide to planning application types.

• 34 Belsize Lane London NW3 5AE

  2025/5718/L Submitted 31 Dec 2025 50 yards away

  Demolition of spiral staircase and roof access structure, extension of garage and erection of wall in the garage (part retrospective).

  Granted Heritage and listed buildings Extension Demolition 31 docs

• 34 Belsize Lane London NW3 5AE

  2025/2227/P 50 yards away

  92% historically approved

  Details submitted in relation to condition 5 (hard and soft landscaping) of planning permission 2024/1219/P dated 06/08/2024 (for: Erection of a first-floor extension with green/sedum roof and photovoltaic panels, comprehensive structural and restoration works, new glazed window/doors to garden from southern studio, landscaping works, three areas of green roof to main roof, mechanical ventilation heat recovery and ASHP units.)

  Awaiting decision Full applications Extension Windows or glazing

• 34 Belsize Lane London NW3 5AE

  2025/0489/P 50 yards away

  Details submitted in relation to condition 6 (green/sedum roofs) and 10 (PV panels) of planning permission 2024/1219/P dated 06/08/2024 (for: Erection of a first-floor extension with green/sedum roof and photovoltaic panels, comprehensive structural and restoration works, new glazed window/doors to garden from southern studio, landscaping works, three areas of green roof to main roof, mechanical ventilation heat recovery and ASHP units.)

  Granted Full applications Extension Windows or glazing

• 34 Belsize Lane London NW3 5AE

  2024/3606/P 50 yards away

  Details submitted in relation to condition 7 (timber joinery relocation) of approved application 2023/1749/L dated 06/08/2024 (for: Erection of a first-floor extension with green/sedum roof and photovoltaic panels, comprehensive structural and restoration works throughout, internal alterations including opening up the kitchen to living room, new bathrooms, new glazed window/doors to garden from southern studio, landscaping works, three areas of green roof to the existing main roof, mechanical ventilation heat recovery and ASHP units.)

  Granted Full applications Extension Windows or glazing

• 34 Belsize Lane London NW3 5AE

  2020/1324/T 50 yards away

  REAR GARDEN: 1 x Bay (T1)- Crown thin 25-30%. 1 x Eucalyptus (T2) - Reduce height by 1m.

  Granted Trees

• 34 Belsize Lane London NW3 5AE

  2024/5771/L 50 yards away

  Demolition of spiral staircase leading to the roof and erection of single-storey extension connecting the garage to the main house.

  Withdrawn Heritage and listed buildings Extension Demolition
  Small domestic

• 2026/1141/L Granted

  25 John Street London WC1N 2BS

  Internal and external alterations to partition layout at basement, supporting structures and external ground level, and alterations to design of conservatory, windows and doors granted under listed building consent 2024/0338/L dated 06/08/2024.

  Received 26 Mar, published by the council 24 Jul 2026 Heritage and listed buildings
• 2025/1781/L Granted

  Frognal Rise House Lower Terrace London NW3 6RE

  Demolition of existing garage and interlinking gallery and replacement with new garage and garden room with link, new basement floor below garden, alterations to main house including replacement windows including reinstated oriel window and new French doors to entrance elevation, new roofing to side wing, new portico and replacement door to front elevation, enlargement of existing lightwell, replacement gates and canopy over entrance gate, restorations of boundary treatments, associated internal alterations including partial underpinning works and other minor alterations.

  Received 22 Apr, published by the council 22 Jul 2026 Heritage and listed buildings
• 2026/4129/L Awaiting decision

  6 Leverton Street London NW5 2PJ

  Strip out kitchen including floor tiles and replace; replace plumbing and flooring in rear ensuite; replace plumbing in front ensuite and WC; replace internal doors; replace garden wall with metal railing; replace 3 rear windows, 3 rear elevation side windows, 1 rear door and 1 rear elevation side door with double-glazed crittal windows and doors; remove 2 rear windows; render rear elevation brickwork; and associated works.

  Received 1 Oct, published by the council 9 Oct 2026 Heritage and listed buildings
• 2026/1686/L Granted

  Flat Ground and 1st Floor and Flat 2nd and 3rd Floor 14 Downshire Hill London NW3 1NR

  External and internal alterations in connection with conversion of two self-contained flats into a single-family dwellinghouse, including new doors at rear ground and second floor level, replacement windows at rear second and third floors level, removal of internal partitions, extending the stair handrail, and replacement internal doors, parquet flooring, skirting, architraves, cornicing, and fittings.

  Received 19 May, published by the council 24 Jul 2026 Heritage and listed buildings
• 2026/2202/L Refused

  4 Hampstead Square London NW3 1AB

  Erection of conservatory to front elevation.

  Received 27 May, published by the council 24 Jul 2026 Heritage and listed buildings