6 Belsize Avenue London NW3 4AU

This site has had 7 applications since 2010: 5 approved, 1 refused.

• 2021/1180/T Granted

  6 Belsize Avenue London NW3 4AU

  FRONT GARDEN: 1 x Bay - Crown reduce by 2m. Crown raise to 2.5m - 3m.

  Decided 22 Apr 2021 Trees
• 2018/1779/P Refused

  6 Belsize Avenue London NW3 4AU

  External alterations to existing dwellinghouse (Class C3) including replacement of first floor windows to front and rear and rendering and painting of front and rear elevations.

  Decided 11 Jun 2018 Lawful development
• 2018/0148/P Withdrawn

  6 Belsize Avenue London NW3 4AU

  Installation of vehicle crossover (dropped kerb) to form 1no. parking space within front garden

  Decided 14 Feb 2018 Full applications
• 2018/0075/P Granted

  6 Belsize Avenue London NW3 4AU

  Erection of single storey ground floor rear extension, single storey front porch with access steps and timber stores to front garden. Replacement front and rear first floor windows.

  Decided 27 Mar 2018 Householder
• 2014/4956/T Granted

  6 Belsize Avenue London NW3 4AU

  FRONT GARDEN: 1 x Bay - Reduce crown by 2-3m in height and spread by 1m.

  Decided 9 Oct 2014 Trees
• 2010/5042/T Granted

  6 Belsize Avenue London NW3 4AU

  FRONT GARDEN: 1 x Bay - Reduce spread all round, including height.

  Decided 22 Oct 2010 Trees

1. 19 Jun 2018

   Received by Camden

2. 18 Jul 2018

   Validated

   Checked as complete and ready for consideration.

3. 20 Jul 2018

   Decision issued: Granted

4. 22 Jul 2026

   Added to PlanIndex

5. 30 Sep 2026

   Status changed to FINAL DECISION

   Previously Final Decision.

Camden granted permission on 20 July 2018, 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 lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.

• 6 Belsize Avenue London NW3 4AU

  2018/0148/P Submitted 11 Jan 2018 50 yards away

  Installation of vehicle crossover (dropped kerb) to form 1no. parking space within front garden

  Withdrawn Full applications 6 docs

• 6 Belsize Avenue London NW3 4AU

  2018/1779/P Submitted 16 Apr 2018 50 yards away

  External alterations to existing dwellinghouse (Class C3) including replacement of first floor windows to front and rear and rendering and painting of front and rear elevations.

  Refused Lawful development Windows or glazing 7 docs
  Domestic

• 6 Belsize Avenue London NW3 4AU

  2018/0075/P Submitted 8 Jan 2018 50 yards away

  Erection of single storey ground floor rear extension, single storey front porch with access steps and timber stores to front garden. Replacement front and rear first floor windows.

  Granted Householder Extension Windows or glazing 10 docs
  Small domestic

• 6 Belsize Avenue London NW3 4AU

  2021/1180/T 50 yards away

  FRONT GARDEN: 1 x Bay - Crown reduce by 2m. Crown raise to 2.5m - 3m.

  Granted Trees

• 6 Belsize Avenue London NW3 4AU

  2014/4956/T 50 yards away

  FRONT GARDEN: 1 x Bay - Reduce crown by 2-3m in height and spread by 1m.

  Granted Trees

• 6 Belsize Avenue London NW3 4AU

  2010/5042/T 50 yards away

  FRONT GARDEN: 1 x Bay - Reduce spread all round, including height.

  Granted Trees

• 2026/4314/P Awaiting decision

  Basement Flat & Flat Raised Ground Floor 46 Primrose Hill Road London NW3 3AA

  Amalgamation of two self-contained flats to form a self-contained maisonette on lower ground and raised ground floor.

  Received 6 Oct, published by the council 9 Oct 2026 Lawful development
• 2026/4304/P Awaiting decision

  68 Clarence Way London NW1 8DG

  Erection of single storey outbuilding in rear garden.

  Received 2 Oct, published by the council 9 Oct 2026 Lawful development
• 2026/3821/P Granted

  Plots B, C and D at Highgate Studios Highgate Road London NW5 1TL

  Certificate of Lawful Development to confirm the lawful use of the site is for office use (Class E(g)(i)) and that the use of the site as a gym (Class E(d)) or any other use falling within Class E would be lawful.

  Received 4 Sep, published by the council 11 Sep 2026 Lawful development
• 2026/3389/P Granted

  99 Heath Street London NW3 6SS

  Confirmation of the implementation of planning permission 2007/3874/P granted, subject to a legal agreement dated 06/12/2007 for 'Change of use from offices (A2) to single family dwellinghouse (C3), the erection of extension at rear ground floor level within courtyard and formation of a terrace over, extension at ground floor level to western end of courtyard, creation of off-street open car parking space and minor elevational changes to The Mount elevation.', by way of erection of the extension at ground floor level to the western end of the courtyard, creation of an off-street car parking space, and minor elevational changes to the Mount elevation.

  Received 7 Aug, published by the council 15 Aug 2026 Lawful development
• 2026/2493/P Granted

  8 Fitzroy Road London Camden NW1 8TX

  Use of the entire building for a single-family home (C3 residential).

  Received 16 Jun, published by the council 24 Jul 2026 Lawful development