45 Flask Walk London Camden NW3 1HH

This site has had 4 applications since 2023: 2 approved, 0 refused.

• 2023/5188/P Granted

  45 Flask Walk London Camden NW3 1HH

  Demolition of an existing two storey rear extension, erection of a replacement three storey rear extension, single storey basement excavation and Internal alterations.

  Decided 30 Jan 2024 Reserved matters
• 2023/2577/P Withdrawn

  45 Flask Walk London Camden NW3 1HH

  The installation of an air source heat pump in the rear garden to provide space heating and hot water to the dwelling.

  Decided 24 Nov 2023 Full applications
• 2023/3912/L Granted

  45 Flask Walk London Camden NW3 1HH

  Demolition of an existing two storey rear extension, erection of a replacement three storey rear extension, single storey basement excavation and Internal alterations.

  Decided 23 Oct 2023 Heritage and listed buildings

1. 24 Nov 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   Decision issued: Withdrawn Decision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.

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.

• 45 Flask Walk London NW3 1HH

  2025/1114/L 0m away

  Alteration to rear window approved on 10/04/2017 (ref 2016/3901/L) at first-floor level (retrospective).

  Granted Heritage and listed buildings Windows or glazing

• 45 Flask Walk London NW3 1HH

  2024/5666/P 0m away

  Amendment to planning permission ref 2016/3900/P dated 10/04/2017 (for: Demolition of an existing two storey rear extension, erection of a replacement three storey rear extension and basement excavation), NAMELY, alterations to the rear window first floor and omission of rear rooflight

  Granted Full applications Extension Loft or dormer +2

• 45 Flask Walk London NW3 1HH

  2023/2268/L 0m away

  Details of lathe and lime plaster repairs to partially discharge condition 5 of listed building consent ref. 2016/3901/L granted 10/04/2017 for the Demolition of an existing two storey rear extension, erection of a replacement three storey rear extension, single storey basement excavation and Internal alterations.

  Granted Heritage and listed buildings Extension Demolition
  Small domestic

• 45 Flask Walk London Camden NW3 1HH

  2023/3912/L 0m away

  Demolition of an existing two storey rear extension, erection of a replacement three storey rear extension, single storey basement excavation and Internal alterations.

  Granted Heritage and listed buildings Extension Demolition
  Small domestic

• 45 Flask Walk London NW3 1HH

  2023/1405/L 0m away

  Details of rear extension materials required by part condition 6 of listed building consent ref. 2016/3901/L granted 10/04/2017 for the Demolition of an existing two storey rear extension, erection of a replacement three storey rear extension, single storey basement excavation and Internal alterations.

  Granted Heritage and listed buildings Extension Demolition
  Small domestic

• 45 Flask Walk London NW3 1HH

  2020/1488/P 0m away

  Confirmation of the implementation of works under planning permission ref: 2016/3900/P dated 10/04/2017 for 'Demolition of an existing two storey rear extension, erection of a replacement three storey rear extension and basement excavation'.

  Granted Full applications Extension Demolition

• 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