21 Delancey Street London NW1 7NP

This site has had 5 applications since 2011: 3 approved, 0 refused.

• 2011/5748/P Granted

  21 Delancey Street London NW1 7NP

  Erection of mansard roof extension, replacement of extension at front basement level beneath entrance steps, installation of staircase and replacement window in front basement lightwell, installation of staircase from rear ground floor to garden, installation of rooflight at rear first floor level, reprofiling of rear garden and alterations to windows/doors on rear elevation all in connection with a single-family dwellinghouse (Class C3).

  Decided 10 Jan 2012 Full applications
• 2011/5749/L Granted

  21 Delancey Street London NW1 7NP

  Erection of mansard roof extension, replacement of extension at front basement level beneath entrance steps, installation of staircase and replacement window in front basement lightwell, installation of staircase from rear ground floor to garden, installation of rooflight at rear first floor level, reprofiling of rear garden, alterations to windows/doors on rear elevation and internal alterations all in connection with a single-family dwellinghouse (Class C3).

  Decided 10 Jan 2012 Heritage and listed buildings
• 2011/5705/P Granted

  21 Delancey Street London NW1 7NP

  Continued use as a single dwelling house (Class C3).

  Decided 20 Dec 2011 Full applications
• 2011/2728/L Withdrawn

  21 Delancey Street London NW1 7NP

  Additions and alterations including new roof extension with roof terrace to rear, garden level rear extension; alterations to rear windows at upper ground level; and internal alterations to existing four residential flats (Class C3).

  Decided 28 Jul 2011 Heritage and listed buildings

1. 28 Jul 2011

   Decision issued: Withdrawn Decision

2. 22 Jul 2026

   Added to PlanIndex

The applicant withdrew this application before Camden decided it, and is free to submit a revised scheme at any time. 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.

• 21 Delancey Street London NW1 7NP

  2011/5748/P 50 yards away

  Erection of mansard roof extension, replacement of extension at front basement level beneath entrance steps, installation of staircase and replacement window in front basement lightwell, installation of staircase from rear ground floor to garden, installation of rooflight at rear first floor level, reprofiling of rear garden and alterations to windows/doors on rear elevation all in connection with a single-family dwellinghouse (Class C3).

  Granted Full applications Extension Loft or dormer +1
  Domestic

• 21 Delancey Street London NW1 7NP

  2011/5749/L 50 yards away

  Erection of mansard roof extension, replacement of extension at front basement level beneath entrance steps, installation of staircase and replacement window in front basement lightwell, installation of staircase from rear ground floor to garden, installation of rooflight at rear first floor level, reprofiling of rear garden, alterations to windows/doors on rear elevation and internal alterations all in connection with a single-family dwellinghouse (Class C3).

  Granted Heritage and listed buildings Extension Loft or dormer +1
  Domestic

• 21 Delancey Street London NW1 7NP

  2011/5705/P 50 yards away

  Continued use as a single dwelling house (Class C3).

  Granted Full applications
  Domestic

• 21 Delancey Street London Camden NW1 7NP

  2022/0876/P 50 yards away

  Proposed external refurbishment at the front and rear of the property, and works to rear garden.

  Granted Full applications

• 21 Delancey Street London NW1 7NP

  2011/2728/L 50 yards away

  Additions and alterations including new roof extension with roof terrace to rear, garden level rear extension; alterations to rear windows at upper ground level; and internal alterations to existing four residential flats (Class C3).

  Withdrawn Heritage and listed buildings New dwelling Extension +2

• 21 Delancey Street London Camden NW1 7NP

  2022/1784/L 50 yards away

  Proposed internal alterations and external refurbishment, mainly to rear facade of existing rear extension and works to rear garden.

  Granted Heritage and listed buildings Extension

• 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