Flat C 50 Mornington Terrace London NW1 7RT

1. 16 Dec 2021

   Decision issued: Granted

2. 22 Jul 2026

   Added to PlanIndex

Camden granted permission on 16 December 2021, 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.

• Flat A 50 Mornington Terrace London NW1 7RT

  2017/0574/P 0m away

  Details of green roof, as required by condition 4 of planning permission ref 2015/1507/P (dated 22/10/2015) for the erection of a side infill lower ground extension with terrace at upper ground floor area, conversion of existing vaults into habitable rooms and a single storey rear outbuilding.

  Granted Full applications Extension
  Small domestic

• Flat A 50 Mornington Terrace London NW1 7RT

  2021/1638/L 0m away

  Installation of internal secondary glazing to two windows and two mechanical ventilation units at basement level and ground floor for noise mitigation during construction of the HS2 railway at Euston.

  Granted Heritage and listed buildings Windows or glazing

• Flat A, 50 Mornington Terrace London NW1 7RT

  2015/1507/P 0m away

  Erection of a side infill lower ground extension with terrace at upper ground floor area, conversion of existing vaults into habitable rooms and a single storey rear outbuilding.

  Granted Full applications Extension
  Small domestic

• 50a Mornington Terrace London NW1 7RT

  2013/0947/L 0m away

  Erection of a two storey extension to rear of residential dwelling (Class C3) and associated works.

  Withdrawn Heritage and listed buildings Extension
  Domestic

• 50a Mornington Terrace London NW1 7RT

  2013/0841/P 0m away

  Erection of a two storey extension with access steps to the garden to rear of maisonette (Class C3) and associated landscaping.

  Withdrawn Full applications Extension

• Flat A, 50 Mornington Terrace London NW1 7RT

  2015/1873/L 0m away

  Side infill lower ground extension, internal alterations and conversion of existing vaults into habitable rooms and a single storey rear outbuilding.

  Granted Heritage and listed buildings Extension
  Small domestic

• 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