3 Flask Walk London NW3 1HJ

This site has had 3 applications since 2016: 0 approved, 1 refused.

• 2016/0805/L Withdrawn

  3 Flask Walk London NW3 1HJ

  Demolition of unauthorised rear roof covering. Re-covering of provious slope of rear roof with natural welsh slate and enclosure of previous rear balcony area with lead - clad extension

  Decided 13 Sep 2017 Heritage and listed buildings
• 2016/0502/L Refused

  3 Flask Walk London NW3 1HJ

  Erection of rear roof extension (retention).

  Decided 15 Mar 2016 Heritage and listed buildings

1. 18 Oct 2023

   Decision issued: Withdrawn Decision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.

• 3 Flask Walk London NW3 1HJ

  2016/0805/L 50 yards away

  Demolition of unauthorised rear roof covering. Re-covering of provious slope of rear roof with natural welsh slate and enclosure of previous rear balcony area with lead - clad extension

  Withdrawn Heritage and listed buildings Extension Roofing +1

• 5 Flask Walk London NW3 1HJ

  2019/0346/L Submitted 21 Jan 2019 50 yards away

  Details of method of fixing the proposed awning pursuant to condition 4 of listed building consent ref 2017/0738/L dated 12/05/2017 for the Alterations to front elevation at ground floor level including the installation of retractable awning and external lighting.

  Granted Heritage and listed buildings 6 docs

• 7 A Flask Walk Hampstead London NW3 1HJ

  2019/3675/P Submitted 18 Jul 2019 50 yards away

  The installation of 6 x replacement single glazed timber windows on the front elevation, 4 x at first floor level and 2 x at roof level.

  Granted Full applications Windows or glazing 10 docs

• Flat A 7 Flask Walk London NW3 1HJ

  2019/1293/L Submitted 8 Mar 2019 50 yards away

  Replace 4 no. non-original timber sash windows on the front elevation at First floor and 2 no. timber casement windows at Second floor (attic storey, front slope).

  Withdrawn Heritage and listed buildings Windows or glazing 8 docs

• 7 A Flask Walk Hampstead London NW3 1HJ

  2019/4117/L Submitted 18 Jul 2019 50 yards away

  The installation of a replacement single glazed timber windows on the front elevation at first and roof level.

  Granted Heritage and listed buildings Windows or glazing 11 docs

• 5 Flask Walk London NW3 1HJ

  2017/0566/L 50 yards away

  Details of facing materials for the replacement floor finish, as required by condition 3 of Listed Building Consent ref 2016/5087/L (dated 24/11/2016) for internal refurbishment of the existing shop (class A1)

  Granted Heritage and listed buildings

• 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