39 Belsize Square London NW3 4HL

1. 22 Jul 2026

   Added to PlanIndex

2. Decision

   Awaiting decision

   The statutory target is eight weeks for most applications and thirteen for major development. Extensions of time are common.

   Camden took a median of 42 days over the applications it decided in the last year.

This application is with Camden for determination, against a statutory target of eight weeks. Over the last year Camden decided full applications in a median of 56 days. More in our guide to how long planning decisions take.

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.

• Flat A 39 Belsize Square London NW3 4HL

  2021/4302/T 50 yards away

  REAR GARDEN: 1 x Bay (T1) - 2m height reduction and minor reduction to remaining crown in order to balance.

  Granted Trees

• Flat A 39 Belsize Square London NW3 4HL

  2010/1289/P 50 yards away

  Erection of a single storey garden house at the rear of the garden, for the use of the lower ground floor flat (Class C3).

  Refused Full applications
  Small domestic

• 39 A Belsize Square London NW3 4HL

  2012/4083/P 50 yards away

  Minor material amendments to planning permission granted on 28/04/11 (Ref: 2010/1289/P) for the erection of a single storey garden house at the rear of the garden, for the use of the lower ground floor flat (Class C3), namely repositioning of garden house adjacent to brick wall of No. 40, omission of skylight and installation of sloped green roof, alterations to detailed design including design of timber cladding and fenestration, and installation of 2m high privacy screen on boundary wall with No. 38.

  Granted Full applications Roofing Windows or glazing
  Small domestic

• Flat A 39 Belsize Square London NW3 4HL

  2018/0184/P 50 yards away

  Variation of condition 2 (approved plans) of planning application ref 2010/1289/P (dated: 15/03/2011) for the erection of a single storey garden house at the rear of the garden, for the use of the lower ground floor flat (Class C3) granted at the appeal ref no. APP/X5210/A/10/2142052, and varied under planning permission 2012/4083/P (dated: 19/11/2012); changes relate to enlarged decking and minor alterations to outbuilding.

  Granted Full applications
  Small domestic

• 38 Belsize Square London NW3 4HL

  2011/5658/T 50 yards away

  FRONT GARDEN: 2 x Silver Birch - Reduce crown by 30%. Lift over pavement to 3m.

  Granted Trees

• 38 Belsize Square London NW3 4HL

  2014/3747/T 50 yards away

  REAR GARDEN: 1 x Lime - Reduce crown by 3m

  Granted Trees

• 2025/2002/P Granted

  11 Doughty Street London WC1N 2PL

  Change of use from office (Class E) to residential to form a single-family dwelling (Class C3); associated internal and external alterations

  Received 9 May, published by the council 22 Jul 2026 Full applications
• 2026/3146/P Granted

  Flat A, 1 Evangelist Road London NW5 1UA

  Erection of a single storey side infill extension and a bay window to rear elevation at lower ground floor.

  Received 27 Jul, published by the council 31 Jul 2026 Full applications
• 2026/3898/P Awaiting decision

  98 Marchmont Street London WC1N 1AG

  Installation of a new kitchen extraction and ventilation system to the rear of the premises, including associated external ductwork, extraction plant and ancillary equipment.

  Received 16 Sep, published by the council 17 Sep 2026 Full applications
• 2026/2709/P Awaiting decision

  166A Camden Street London NW1 9PT

  Change of use from Use Class E to C3 Residential, demolition of existing store and office space, and erection of a three-bedroom dwellinghouse.

  Received 16 Sep, published by the council 17 Sep 2026 Full applications
• 2025/3861/P Granted

  273 Eversholt Street London NW1 1BA

  Excavation of rear lightwell at basement level, erection of ground floor rear extension, erection of outbuilding to rear, enlargement of openings on front and rear elevations at basement and ground floor levels, and ancillary landscaping and drainage works associated with the creation of a residential unit (Class C3) across basement and part ground floor levels.

  Received 8 Sep, published by the council 24 Jul 2026 Full applications