Flat B 52 Mornington Terrace London NW1 7RT

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 heritage and listed building applications in a median of 55 days. More in our guide to how long planning decisions take.

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.

• Flat C, 52 Mornington Terrace London NW1 7RT

  2020/1940/L 0m away

  Approval of Details of Condition 4 (Installation of 2 no. external grilles to front facade at 1st and 2nd floor levels) required by Listed Building Consent ref 2019/5923/L dated 21/01/2020.

  Granted Heritage and listed buildings

• Flat C 52 Mornington Terrace London NW1 7RT

  2019/5923/L 0m away

  Installation of temporary internal secondary glazing to four windows to the front elevation and mechanical ventilation units for noise mitigation works during construction of the HS2 railway.

  Granted Heritage and listed buildings Windows or glazing

• Flat A 51 Mornington Terrace London NW1 7RT

  2021/2606/T 7m away

  REAR GARDEN: 1 x Cherry tree (T1) - Fell to ground level.

  Granted Trees

• Flat A, 51 Mornington Terrace London NW1 7RT

  2021/1693/P 7m away

  Erection of a new infill single storey rear extension with green roof, excavation to create new steps to rear garden, replacement of front lower ground floor window by a timber sash window, and erection of new bin store in front garden.

  Granted Full applications Extension Windows or glazing
  Small domestic

• Flat A, 51 Mornington Terrace London NW1 7RT

  2021/4634/L 7m away

  Erection of a new infill single storey rear extension with green roof, excavation to create new steps to rear garden, replacement of front lower ground floor window by a timber sash window, erection of new bin store in front garden, and minor internal alterations to kitchen and bathroom

  Granted Heritage and listed buildings Extension Windows or glazing
  Small domestic

• Flat A 51 Mornington Terrace London NW1 7RT

  2026/3517/T Submitted 17 Aug 2026 7m away

  99% historically approved · decision due ~13 Oct

  REAR GARDEN: 1 x Bay (T1) - Fell to ground level.

  Awaiting decision Trees 4 docs

• 2026/3649/L Awaiting decision

  83 Highgate West Hill London N6 6LU

  Proposed internal alterations including adding secondary glazing to windows internally and reconfigurations of floor layouts, erection of two rear dormers replacing the existing rear dormer, removal of the existing triangular front dormer and solar panel to rear roof, replacement of existing handrails with metal railings, installation of an A/C unit on rooftop, replacement of the glazed roof of the lower ground floor rear extension with a solid flat roof, and re-landscaping to front courtyard.

  10 Sep 2026 Heritage and listed buildings
• 2026/0903/L Granted

  61-63 Cartwright Gardens London Camden WC1H 9EL

  Details pursuant to condition 2 (ground floor windows) and 3 (railings) of listed building consent 2023/2307/L (Allowed at appeal APP/X5210/Y/24/3338859 dated 30/08/2024) for; 'Erection of external lift to rear elevation and associated external alterations. Internal alterations to accommodate lift access'

  9 Mar 2026 Heritage and listed buildings
• 2026/2510/L Granted

  Flat A 26 Eton Avenue London NW3 3HL

  Proposed internal alterations and external alterations to side and rear elevations of the garden flat.

  15 Jun 2026 Heritage and listed buildings
• 2026/2891/L Granted

  42 Mornington Terrace London Camden NW1 7RT

  Replacement door and window at lower ground floor level to rear outrigger and installation of sandstone steps in rear garden.

  12 Jun 2026 Heritage and listed buildings
• 2026/3851/L Awaiting decision

  10 Chalcot Crescent London NW1 8YD

  Variation of condition 2 (drawings) to listed building consent 2025/4952/L dated 16/01/2026 for 'Erection of a lower ground floor rear extension and internal alterations' for the removal of the existing non-original loft hatch and roof hatch above, and the installation of an automatic opening vent (AOV) rooflight.

  8 Sep 2026 Heritage and listed buildings