Flat A 51 Mornington Terrace London NW1 7RT

This site has had 5 applications since 2021: 4 approved, 0 refused.

• 2021/1693/P Granted

  Flat A, 51 Mornington Terrace London NW1 7RT

  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.

  Decided 24 Nov 2021 Full applications
• 2021/4634/L Granted

  Flat A, 51 Mornington Terrace London NW1 7RT

  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

  Decided 24 Nov 2021 Heritage and listed buildings
• 2021/3381/L Granted

  Flat A 51 Mornington Terrace London NW1 7RT

  Installation of two temporary mechanical ventilation units on the front elevation at basement and ground floor level for noise mitigation during construction of the HS2 railway at Euston.

  Decided 31 Aug 2021 Heritage and listed buildings
• 2021/2606/T Granted

  Flat A 51 Mornington Terrace London NW1 7RT

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

  Decided 29 Jun 2021 Trees

1. 17 Aug 2026

   Received by Camden

2. 18 Aug 2026

   Validated

   Checked as complete and ready for consideration.

3. 22 Aug 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 13 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 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 tree works applications in a median of 30 days. More in our guide to how long planning decisions take.

Applications for works to trees cover protected trees: consent under a tree preservation order, or six weeks notice for trees in a conservation area. More in our guide to planning application types.

• Flat A 51 Mornington Terrace London NW1 7RT

  2021/2606/T 0m 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 0m 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 0m 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

• 51B & 51C Mornington Terrace London NW1 7RT

  2019/2307/L 0m away

  Installation of internal secondary glazing to two windows in Flat B (first floor) and four windows in Flat C (second and third floors) to the front elevation for noise mitigation during construction of the HS2 railway at Euston.

  Granted Heritage and listed buildings Windows or glazing

• Flat A 51 Mornington Terrace London NW1 7RT

  2021/3381/L 0m away

  Installation of two temporary mechanical ventilation units on the front elevation at basement and ground floor level for noise mitigation during construction of the HS2 railway at Euston.

  Granted Heritage and listed buildings

• 51 Mornington Terrace London NW1 7RT

  2019/5390/T 0m away

  REAR GARDEN: 1 x Acacia (T1) - Reduce by 1.5 - 2.0m and thin by 20%. T2 = 1 X Bay (T2) - Reduce in height by 2.0 - 3.0m and spread reduction by 0.25 - 0.5m and shape.

  Granted Trees

• 2026/3175/T Granted

  10 Ellerdale Road London NW3 6BB

  REAR GARDEN: 1 x Holly (T1) - Remove 3 branches over No 8 to lift crown over garden to give 4m clearance from ground level.

  6 Aug 2026 Trees
• 2026/3819/T Awaiting decision

  8 Downshire Hill London NW3 1NR

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

  4 Sep 2026 Trees
• 2026/3786/T Awaiting decision

  16 Shirlock Road London NW3 2HS

  FRONT GARDEN: 1 x Lime (T1) - Fell to ground level. REAR GARDEN: 1 x Philadelphus (T2) - reduce height to approx. 1m from ground level. 1 x Wigela (T3) - Fell to ground level. 1 x Viburnum (T4) - Reduce height to approx. 2m from ground level.

  3 Sep 2026 Trees
• 2026/3789/T Awaiting decision

  8 Boscastle Road London NW5 1EG

  REAR GARDEN: 1 x Pear (T1)- Reduce crown by up to 2.5m, not beyond previous points of reduction. 1 x Pear (T3) - Reduce crown by up to 2.5m,

  3 Sep 2026 Trees
• 2026/3797/T Awaiting decision

  Belsize Court Wedderburn Road London NW3 5QN

  FRONT AREA (SEE MAP): 1 x Crab Apple (T31) - Crown reduce by 3m - 4m to approx. red lines in photo. 1 x London Plane (T44) - Crown reduce lower canopy overhanging road by 3m - 4m to balance crown.

  3 Sep 2026 Trees