140 Arlington Road London NW1 7HP

This site has had 3 applications since 2017: 3 approved, 0 refused.

• 2020/3846/P Granted

  140 Arlington Road London NW1 7HP

  Reconstruction of front boundary wall, to include metal gate and railings above, to dwelling. (Retrospective)

  Decided 21 May 2021 Full applications
• 2017/4236/P Granted

  140 Arlington Road London NW1 7HP

  Mansard roof extension including two dormers to front and two dormers to rear elevations, to residential dwelling (Class C3).

  Decided 16 Oct 2017 Full applications

1. 31 Jan 2018

   Received by Camden

2. 15 Feb 2018

   Validated

   Checked as complete and ready for consideration.

3. 18 Apr 2018

   Decision issued: Granted

4. 22 Jul 2026

   Added to PlanIndex

5. 30 Sep 2026

   Status changed to FINAL DECISION

   Previously Final Decision.

Camden granted permission on 18 April 2018, 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.

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.

• 142-150 Arlington Road LONDON NW1 7HP

  2018/0690/P Submitted 7 Feb 2018 50 yards away

  Details of roof mounted flues and satellite dishes as required by condition 12 of planning permission 2013/3487/P allowed at appeal on 11/07/2014 (ref APP/X5210/A/13/2208051) for extensions and alterations to and change of use of the existing building to provide 21 residential dwellings.

  Granted Full applications Extension 5 docs

• 140 Arlington Road London NW1 7HP

  2017/4236/P 50 yards away

  Mansard roof extension including two dormers to front and two dormers to rear elevations, to residential dwelling (Class C3).

  Granted Full applications Extension Loft or dormer
  Domestic

• 140 Arlington Road London NW1 7HP

  2020/3846/P 50 yards away

  Reconstruction of front boundary wall, to include metal gate and railings above, to dwelling. (Retrospective)

  Granted Full applications
  Small domestic

• 138 Arlington Road London NW1 7HP

  2020/5759/P 50 yards away

  Erection of mansard roof extension with front and rear dormer windows; erection of single storey rear infill extension with extended roof terrace at first floor level above; and replacement front and rear windows and doors.

  Granted Full applications Extension Loft or dormer +1
  Small domestic

• 5-6 Underhill Street London NW1 7HS

  2019/0652/P Submitted 4 Feb 2019 50 yards away

  Variation to condition 3 (approved plans) of planning permission ref 2017/4332/P dated 29/08/2019 (as a variation to planning permission ref 2015/0034/P dated 10/03/2016 for extensions and alterations to the existing building including erection of a single storey extension to the roof fronting Underhill Street to provide a self-contained flat), namely to allow an increase in height of the existing lift shaft by 0.5m, installation of a flank door on the side/rear elevation at second floor level to allow access to amended escape stairs fronting onto Underhill Street, alterations to fenestration on the front facade, and changes from a glass balustrade on the Underhill Street elevation to integral juliet balconies.

  Granted Amendments Extension Windows or glazing 12 docs
  Small domestic

• 5-6 Underhill Street LONDON NW1 7HS

  2017/4332/P 50 yards away

  Variation to condition 3 of planning permission 2015/0034/P dated 10/03/2016, for extensions and alterations to the existing building including erection of a single storey extension to the roof fronting Underhill Street to provide 1 x 3 bed self-contained flat (Class C3 use); namely to include increase in the height of the extension by 0.17m, increase in footprint, installation of new windows in the southwestern side elevation and alterations to the design and fenestration of the single storey extension at roof level.

  Granted Full applications Extension Windows or glazing
  Small 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