Flat A 66 Delancey Street London NW1 7RY

This site has had 2 applications since 2021: 2 approved, 0 refused.

• 2021/2720/L Granted

  Flat A 66 Delancey Street London NW1 7RY

  Installation of temporary internal secondary glazing to two windows and two mechanical ventilation units to the front of the building at basement and ground floor level for noise mitigation works during construction of the HS2 railway.

  Decided 20 Jul 2021 Heritage and listed buildings

1. 19 Apr 2022

   Decision issued: Granted

2. 22 Jul 2026

   Added to PlanIndex

Camden granted permission on 19 April 2022, 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.

Listed building consent is needed for works that affect the special interest of a listed building, and carrying out such works without it is a criminal offence. More in our guide to planning application types.

• Flat B 66 Delancey Street London NW1 7RY

  2021/2721/L 0m away

  Installation of temporary internal secondary glazing to four windows and three mechanical ventilation units to the front of the building at first and second floor level for noise mitigation works during construction of the HS2 railway.

  Granted Heritage and listed buildings Windows or glazing

• Flat A 66 Delancey Street London NW1 7RY

  2021/2720/L 0m away

  Installation of temporary internal secondary glazing to two windows and two mechanical ventilation units to the front of the building at basement and ground floor level for noise mitigation works during construction of the HS2 railway.

  Granted Heritage and listed buildings Windows or glazing

• 68A Delancey Street London NW1 7RY

  2014/5524/P 5m away

  Non material amendment, comprised of modification to the reflectivity of glazing specified by condition 4, to planning permission 2014/1532/P granted 30/04/14 for the enclosure of existing open pavilion, replacement of existing timber and slate pavilion roof with metal and glazed roof, replacement of existing first floor open steel bridge with enclosed glazed bridge, installation of several roof lights and flues, and alterations to existing fenestration.

  Granted Full applications Loft or dormer Roofing +1

• 64, Delancey Street London NW1 7RY

  2018/3841/P 6m away

  Erection of 2 storey rear infill extension at lower ground and ground floor including lowering of adjacent garden level; erection of single storey rear extension at 1st floor above existing closet wing; installation of 2 x front dormer windows; replacement of existing sash windows with double glazed sash replacements; new York stone front steps; and internal alterations including refurbishment and changes to partition walls.

  Withdrawn Full applications Extension Loft or dormer +1
  Small domestic

• 64 Delancey Street London NW1 7RY

  2013/3726/P 6m away

  External alterations including the removal of staircase and installation of glazed panel to first floor rear terrace, and installation of new front staircase and gate, in connection with a change of use from two self contained flats to single dwelling house (Class C3).

  Granted Full applications New dwelling Windows or glazing
  Domestic

• 64 Delancey Street London NW1 7RY

  2021/2581/L 6m away

  Variation of condition 3 of planning permission granted 28/10/2019 (ref: 2019/0935/P) for the 'Erection of lower ground and first floor rear extensions involving excavation within rear garden and lowering of lower ground floor level; removal of metal staircase to front basement lightwell and replacement with York stone steps; general refurbishment of interiors and replacement of front dormer window'; NAMELY, retention of existing rear doors at ground and lower ground; changes to rear garden steps; introduction of walk on rooflight to rear lightwell extension; retention of existing floor levels; and amendments to third floor layout (removal of subdivision).

  Withdrawn Heritage and listed buildings Extension Loft or dormer +1

• 2026/0825/L Granted

  88 Frognal London NW3 6XB

  Discharge of condition 4 (a) Plan, elevation and section drawings of all new internal doors at a scale of 1:10 with typical moulding and architrave details at a scale of 1:1. b) Plan, elevation and section drawings, including jambs, head and cill, of all new windows and doors, including garage doors and windows, at a scale of 1:10 with typical glazing bar details at 1:1) of 2025/3436/L (External works comprising demolition of existing conservatory and erection of single-storey ground floor extension; demolition of existing garage and erection of replacement garage; alterations and repairs to roof; repair and minor alterations to building facade; provision of new hard and soft landscaping. Interior works comprising general remodelling works; minor changes to planform and openings; installation of new mechanical and electrical services throughout)

  2 Mar 2026 Heritage and listed buildings
• 2026/2946/L Awaiting decision

  Flat 1, 73 Eton Avenue London NW3 3EU

  Replacement of existing defective rear lean-to conservatory with a new slimline powder-coated aluminium framed conservatory with clear double glazing, on the exact same footprint as existing.

  3 Sep 2026 Heritage and listed buildings
• 2026/3754/L Awaiting decision

  10 Great Ormond Street London Camden WC1N 3RB

  Coversion of 3 flats into 4 and internal alterations to the listed building

  2 Sep 2026 Heritage and listed buildings
• 2026/2194/L Withdrawn

  Dunboyne Road Estate Dunboyne Road London NW3 2YY

  Installation of Air Source and Water Source Heat Pumps in basement car park with associated acoustic and security enclosures; installation of PV Panels on roof of Blocks 1, 2 and 3; removal of existing gas boilers and associated plant; installation of a new estate-wide heating network including Heat Interface Units, radiators, pipework and associated infrastructure to serve Flats 1-71; excavation of trenches and installation of below-ground heating, water and electrical infrastructure; and associated ancillary works.

  29 May 2026 Heritage and listed buildings
• 2026/3773/L Awaiting decision

  47 Kelly Street London NW1 8PG

  Replacement of concrete roof tiles with slate roof tiles (Retrospective)

  28 Aug 2026 Heritage and listed buildings