Flat A 50 Mornington Terrace London NW1 7RT

This site has had 5 applications since 2015: 5 approved, 0 refused.

• 2021/1638/L Granted

  Flat A 50 Mornington Terrace London NW1 7RT

  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.

  Decided 26 May 2021 Heritage and listed buildings
• 2017/0574/P Granted

  Flat A 50 Mornington Terrace London NW1 7RT

  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.

  Decided 13 Mar 2017 Full applications
• 2015/1507/P Granted

  Flat A, 50 Mornington Terrace London NW1 7RT

  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.

  Decided 22 Oct 2015 Full applications
• 2015/1873/L Granted

  Flat A, 50 Mornington Terrace London NW1 7RT

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

  Decided 22 Oct 2015 Heritage and listed buildings

1. 16 Jul 2026

   Received by Camden

2. 23 Jul 2026

   Decision issued: Granted

3. 24 Jul 2026

   Added to PlanIndex

Camden granted permission on 23 July 2026, 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 50 yards 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 50 yards 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 50 yards 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 50 yards 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 50 yards 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 50 yards 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

• 2026/3332/L Granted

  82 Hampstead High Street London Camden NW3 1RE

  Replacement chimney pots & chimney repairs.

  Received 5 Aug, published by the council 15 Aug 2026 Heritage and listed buildings
• 2026/3162/L Granted

  48 Monmouth Street London WC2H 9EP

  Repainting works to shopfront and projecting sign bracket and display of 1 x non-illuminated fascia sign and 1 x non-illuminated replacement projecting sign.

  Received 27 Jul, published by the council 2 Aug 2026 Heritage and listed buildings
• 2026/3964/L Awaiting decision

  3 Gainsborough Gardens London NW3 1BJ

  Reorganisation of the front garden

  Received 14 Sep, published by the council 17 Sep 2026 Heritage and listed buildings
• 2026/3052/L Refused

  128 St Pancras Way London NW1 9NB

  Erection of rear extension and internal alterations.

  Received 17 Jul, published by the council 28 Jul 2026 Heritage and listed buildings
• 2026/3142/L Granted

  The British Museum Great Russell Street London WC1B 3DG

  Installation of metal gate in place of approved replacement brick wall on northern boundary between nos. 11 Montague Street & 43 Russell Square.

  Received 24 Jul, published by the council 15 Aug 2026 Heritage and listed buildings