4 Frognal Close London NW3 6YB

This site has had 9 applications since 2010: 5 approved, 2 refused.

• 2026/1604/P Awaiting decision

  4 Frognal Close London NW3 6YB

  Erection of part one, part two storey side and rear extension including rear roof terrace, alterations to fenestration and installation of rooflight and solar panels.

  Submitted 22 Apr 2026 Householder
• 2022/3856/P Granted

  4 Frognal Close London NW3 6YB

  Erection of part 1, part 2 storey side and rear extension; use of roof of ground floor rear extension as a roof terrace enclosed by balustrades; alterations to first floor rear window fenestration; installation of new rooflight and solar panels to main flat roof.

  Decided 20 Jan 2023 Full applications
• 2017/5271/P Granted

  4 Frognal Close LONDON NW3 6YB

  Erection of a part two storey and part single storey side extension following the demolition of an existing single storey side extension.The replacement of all existing (non original) painted timber windows and pvc windows with slim profile metal double glazed casement windows.

  Decided 14 Feb 2018 Full applications
• 2017/2141/P Granted

  4 Frognal Close LONDON NW3 6YB

  Erection of a single storey extension and alteration of first floor rear window fenestration to the rear elevation and installation of roof light and solar panels to the main roof of the dwellinghouse and roof light to the front extension (C3).

  Decided 25 Apr 2017 Full applications
• 2016/1516/P Granted

  4 Frognal Close London NW3 6YB

  Erection of a single storey rear extension to the dwellinghouse (C3).

  Decided 22 Mar 2016 Full applications
• 2015/5953/P Granted

  4 Frognal Close London NW3 6YB

  Removal of the existing single storey side extension and erection of a part two storey and part single storey side extension with a single storey extension to the rear of the property. The replacement of all existing (non original) painted timber windows and pvc windows with slim profile metal double glazed casement windows.

  Decided 16 Feb 2016 Full applications
• 2010/3218/P Withdrawn

  4 Frognal Close London NW3 6YB

  Additions and alterations including the erection of a part single storey rear extension, excavation of a basement to create additional living space, gym and internal swimming pool, and replacement of windows.

  Decided 17 Aug 2010 Full applications
• 2010/0898/P Refused

  4 Frognal Close, London, NW3 6YB

  Additions and alterations including the erection of a part single storey, part two storey side and rear extension, excavation of a basement to create additional living space, gym and internal swimming pool, a lightwell to the front and replacement of windows.

  Decided 30 Apr 2010 Full applications

1. 16 Apr 2018

   Received by Camden

2. 29 May 2018

   Validated

   Checked as complete and ready for consideration.

3. 18 Jul 2018

   Decision issued: Refused

4. 22 Jul 2026

   Added to PlanIndex

5. 30 Sep 2026

   Status changed to APPEAL DECIDED

   Previously Appeal Decided.

This application is at appeal, which passes the decision from Camden to the planning inspectorate, and the outcome will replace the council's decision. More in our guide to what happens after a planning decision.

Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.

• 4 Frognal Close London NW3 6YB

  2015/5953/P 50 yards away

  Removal of the existing single storey side extension and erection of a part two storey and part single storey side extension with a single storey extension to the rear of the property. The replacement of all existing (non original) painted timber windows and pvc windows with slim profile metal double glazed casement windows.

  Granted Full applications Extension Windows or glazing
  Small domestic

• 4 Frognal Close, London, NW3 6YB

  2010/0898/P 50 yards away

  Additions and alterations including the erection of a part single storey, part two storey side and rear extension, excavation of a basement to create additional living space, gym and internal swimming pool, a lightwell to the front and replacement of windows.

  Refused Full applications Extension Windows or glazing
  Small domestic

• 4 Frognal Close London NW3 6YB

  2010/3218/P 50 yards away

  Additions and alterations including the erection of a part single storey rear extension, excavation of a basement to create additional living space, gym and internal swimming pool, and replacement of windows.

  Withdrawn Full applications Extension Windows or glazing
  Small domestic

• 4 Frognal Close LONDON NW3 6YB

  2017/2141/P 50 yards away

  Erection of a single storey extension and alteration of first floor rear window fenestration to the rear elevation and installation of roof light and solar panels to the main roof of the dwellinghouse and roof light to the front extension (C3).

  Granted Full applications Extension Loft or dormer +1
  Small domestic

• 4 Frognal Close London NW3 6YB

  2016/1516/P 50 yards away

  Erection of a single storey rear extension to the dwellinghouse (C3).

  Granted Full applications Extension
  Small domestic

• 4 Frognal Close London NW3 6YB

  2026/1604/P Submitted 22 Apr 2026 50 yards away

  88% historically approved · decision due ~23 Jun

  Erection of part one, part two storey side and rear extension including rear roof terrace, alterations to fenestration and installation of rooflight and solar panels.

  Awaiting decision Householder Extension Loft or dormer +1 10 docs
  Domestic

• 2026/4031/P Awaiting decision

  10 Albert Street London NW1 7NZ

  Erection of an extension to widen rear dormer window at second floor.

  Received 2 Oct, published by the council 6 Oct 2026 Householder
• 2026/3231/P Granted

  9 Wadham Gardens London NW3 3DN

  Replacement rear timber casement window, installation of timber-panelled side access door, replacement of existing front boundary gates and piers, installation of metal railings, provision of reclaimed Yorkstone paving to the front garden and associated works.

  Received 30 Jul, published by the council 9 Aug 2026 Householder
• 2026/4030/P Awaiting decision

  6 Leverton Street London NW5 2PJ

  Replace garden wall with metal railing; replace 3 rear windows, 3 rear elevation side windows, 1 rear door and 1 rear elevation side door with double-glazed crittal windows and doors; remove 2 rear windows; render rear elevation brickwork; and associated works.

  Received 1 Oct, published by the council 9 Oct 2026 Householder
• 2026/3493/P Granted

  2 Wildwood Terrace London NW3 7HT

  Enlargement of the existing rear French doors and single-leaf door at lower ground floor level, together with the replacement of five rear timber sash windows.

  Received 14 Aug, published by the council 22 Aug 2026 Householder
• 2026/2003/P Granted

  23 Glenmore Road London NW3 4BY

  Installation of external AC unit with acoustic enclosure to rear garden.

  Received 29 May, published by the council 24 Jul 2026 Householder