138 Arlington Road London NW1 7HP

1. 6 May 2021

   Decision issued: Granted

2. 22 Jul 2026

   Added to PlanIndex

Camden granted permission on 6 May 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.

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

• 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

• 140 Arlington Road London NW1 7HP

  2018/0540/P Submitted 31 Jan 2018 50 yards away

  Change of use from ancillary office space (Class B1a) to residential (Class C3) with 1st floor extension above, all to rear of dwelling.

  Granted Householder Extension 15 docs
  Domestic

• 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

• 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

• 2026/0990/P Refused

  1 Bleeding Heart Yard & 19 Greville Street London EC1N 8SJ

  Change of use from office space and restaurant use (Class E) and members club (Sui Generis) to affordable workspace and restaurant use (Class E) and 1 x residential unit on the third and fourth floors (Class C3). Erection of a two-storey roof extension across 19 Greville Street and 1 Bleeding Heart Yard, including alterations at second-floor level to the interior courtyard elevation, ground-floor fenestration changes, and a roof terrace for the associated residential unit.

  Received 26 Mar, published by the council 24 Jul 2026 Full applications
• 2026/3044/P Granted

  London Irish Centre 50-52 Camden Square London NW1 9XB

  Details to discharge Condition 25 Part A (Air Quality Monitoring) of planning permission ref. 2020/1481/P dated 17/05/24 for 'Redevelopment of site to provide new and reconfigured community centre and ancillary residential accommodation (Class D1/ D2) involving alterations to retained buildings at No's. 50, 51 and 52 Camden Square including replacement of two storey 'link' building; demolition of Murray Street and Murray Mews buildings and replacement with part-three / part-four storey building (plus basement level) with second and third floor terraces and new entrance; associated landscaping and cycle parking'.

  Received 20 Jul, published by the council 2 Aug 2026 Full applications
• 2026/4338/P Awaiting decision

  32 Willoughby Road London NW3 1RU

  Details to discharge condition 6 (tree protection methods) of planning permission 2025/4186/P granted 13/11/2025 for 'Demolition of existing two storey outrigger and replacement with part two-storey, part single storey rear extension, loft conversion with dormer and roof light to main roof at rear, new windows to flanking wall, replacement of existing windows and installation of a gate and fence to side'.

  Received 5 Oct, published by the council 9 Oct 2026 Full applications
• 2026/4141/P Awaiting decision

  24 Endell Street London WC2H 9HQ

  Relocation of three air conditioning condenser units to first floor roof, construction of an acoustic enclosure and other associated works.

  Received 5 Oct, published by the council 9 Oct 2026 Full applications
• 2026/3907/P Awaiting decision

  Flat 1 16 Lyndhurst Road London NW3 5NL

  External renovations to the front of the property, including works to the entry porch, steps, replacment front door, installation of metal railings to boundary wall and paving to front garden and erection of a glass roof to the side passage to create a bike shelter.

  Received 5 Oct, published by the council 9 Oct 2026 Full applications