54 Ainger Road London NW3 3AH

This site has had 2 applications since 2025: 0 approved, 1 refused.

• 2025/3499/P Refused

  54 Ainger Road London NW3 3AH

  Change of use from HMO (C4) to single residential (C3) and amalgamation with ground floor flat (C3)

  Decided 6 Nov 2025 Lawful development

1. 27 Jul 2026

   Received by Camden

2. 11 Aug 2026

   Validated

   Checked as complete and ready for consideration.

3. 15 Aug 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 6 October 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Camden took a median of 43 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 lawful development applications in a median of 52 days. More in our guide to how long planning decisions take.

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.

• 54 Ainger Road London NW3 3AH

  2025/3499/P Submitted 11 Aug 2025 50 yards away

  Change of use from HMO (C4) to single residential (C3) and amalgamation with ground floor flat (C3)

  Refused Lawful development 7 docs

• 55 Ainger Road London NW3 3AH

  2019/3289/P Submitted 27 Jun 2019 50 yards away

  Roof extension involving erection of rear dormer and insertion of 1x front rooflight.

  Granted Full applications Extension Loft or dormer 5 docs

• 21 Gascony Avenue London Camden NW6 4NB

  2025/3416/P 50 yards away

  92% historically approved

  Erection of a single storey rear/side infill extension and removal of a side window on the first floor.

  Awaiting decision Full applications Extension Windows or glazing
  Small domestic

• 21 Gascony Avenue London Camden NW6 4NB

  2025/5687/P Submitted 16 Dec 2025 50 yards away

  Erection of a single story rear/side extension with new windows and rooflights and removal of a side window on the first floor and installation of a new metal balustrade to existing rear terrace.

  Granted Householder Extension Loft or dormer +1 4 docs
  Domestic

• Flat 2 53 Ainger Road London NW3 3AH

  2023/5152/P Submitted 5 Dec 2023 50 yards away

  Erection of a single storey rear outbuilding

  Granted Full applications 11 docs
  Small domestic

• Rear garden of 53 Ainger Road London NW3 3AH

  2010/1536/P 50 yards away

  Erection of a privacy/shade canopy in rear garden.

  Withdrawn Full applications

• 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