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Planning application

49 Flask Walk London NW3 1HH

Granted Camden 2019/1309/P Full applications

Works: Extension Loft or dormer Windows or glazing

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Reconstruction of existing three storey rear extension with altered roof profile and some excavation to lower floor and garden levels; new green roof and rooflight on rear roofs; alterations to rear and side fenestration; replacement windows to front and rear; erection of ground floor rear side infill extension and new rear bay window; new bin store below front garden.

As published by the council, reference 2019/1309/P

Application record

Reference
2019/1309/P
Category
Full applications
Status
Final Decision
Decision
Granted
Decided
12 Jun 2020
Postcode
NW3 1HH

Site history

Applications at this address on the Camden register

This site has had 2 applications since 2020: 2 approved, 0 refused.

  • 2023/2748/P Granted

    49 Flask Walk London NW3 1HH

    Details to discharge Condition 4A & 4B (Windows, external doors and steps) of planning reference 2019/1309/P dated 12/06/20 for reconstruction of existing three storey rear extension with altered roof profile and some excavation to lower floor and garden levels; new green roof and rooflight on rear roofs; alterations to rear and side fenestration; replacement windows to front and rear; erection of ground floor rear side infill extension and new rear bay window; new bin store below front garden.

    Decided 13 Sep 2023 Full applications

Timeline

Dates from the published record

  1. 12 Jun 2020

    Decision issued: Granted

  2. 22 Jul 2026

    Added to PlanIndex

Cases linked to this one on the register

1 later application on the register refers to this one:

  • 2023/2748/P Granted

    49 Flask Walk London NW3 1HH

    Details to discharge Condition 4A & 4B (Windows, external doors and steps) of planning reference 2019/1309/P dated 12/06/20 for reconstruction of existing three storey rear extension with altered roof profile and some excavation to lower floor and garden levels; new green roof and rooflight on rear roofs; alterations to rear and side fenestration; replacement windows to front and rear; erection of ground floor rear side infill extension and new rear bay window; new bin store below front garden.

    Decided 13 Sep 2023 Full applications

What this grant of permission means

Camden granted permission on 12 June 2020, 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.

About full applications

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.

Nearby applications

Within 500 metres

  • 49 Flask Walk London NW3 1HH

    2023/2748/P 0m away

    Details to discharge Condition 4A & 4B (Windows, external doors and steps) of planning reference 2019/1309/P dated 12/06/20 for reconstruction of existing three storey rear extension with altered roof profile and some excavation to lower floor and garden levels; new green roof and rooflight on rear roofs; alterations to rear and side fenestration; replacement windows to front and rear; erection of ground floor rear side infill extension and new rear bay window; new bin store below front garden.

    Granted Full applications Extension Loft or dormer +1

  • 51 Flask Walk London NW3 1HH

    2010/0537/P 4m away

    Reconfiguration of front staircase and extension of lower ground store under front garden of dwellinghouse (C3).

    Granted Full applications Extension
    Domestic

  • 47 Flask Walk London NW3 1HH

    2022/1437/T 8m away

    REAR GARDEN: 1 x Hawthorn (T1) - Crown reduce height by branch lengths of 2m -2.5m. Crown reduce spread by branch lengths of 2.5m - 3m.

    Granted Trees

  • 45 Flask Walk London NW3 1HH

    2025/1114/L 13m 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 13m 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 13m 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

In Camden

  • 2026/2516/P Withdrawn

    31 Loveridge Road London Camden NW6 2DU

    Amalgamation of the existing three self-contained one-bedroom flats into a single-family dwelling house; demolition and replacement of existing outrigger; erection of a single-storey rear wrap-around extension; erection of a rear dormer extension; creation of a roof terrace above outrigger; replacement of existing windows with timber double glazed units; installation of rooflights to front roofslope; and installation of an air source heat pump in rear garden.

    16 Jun 2026 Full applications
  • 2026/3830/P Awaiting decision

    Euston Tower 286 Euston Road London NW1 3DP

    Deed of variation to allow more flexibility with Affordable housing payments for redevelopment of Euston Tower comprising retention of parts of the existing building (including central core, basement and foundations) and erection of a new building incorporating these retained elements, to provide a 32-storey mixed-use building providing offices and research and development floorspace (Class E(g)) and office, retail, café and restaurant space (Class E) and Enterprise Space (Class E/F) at ground and first floors, and associated external terraces; public realm enhancements, including new landscaping and provision of new publicly accessible steps and ramp; short and long stay cycle storage; servicing; refuse storage; plant and other ancillary and associated work.

    4 Sep 2026 Full applications
  • 2026/3282/P Granted

    5 Berkley Road London NW1 8XX

    Installation of 1no. above ground gas riser from the basement flat to the meter box at first floor (retrospective)

    31 Jul 2026 Full applications
  • 2026/0483/P Granted

    100 Avenue Road London NW3 3HF

    Discharge of details for condition 47 (surface water run off details) of planning permission 2026/0404/P granted on 19/06/2026 for " Variation of conditions (2 plan numbers); 8 (quantum of commercial space); 13 (commercial windows); 15 (Wind Microclimate); 19 (commercial windows); 24 (Air quality); 34 (development quantum); 40 (Circular Economy); 44 (designing out crime); 45 (Fire Strategy); 46 (SuDS); 48 (Community facility removed), 48 (wheelchair units), 49 (TfL health and safety) to planning permission ref. 2025/0852/P (for demolition of building and provision of a mixed-use residential-led development) to secure alterations to the external appearance; internal residential and commercial space layouts; omission of community floorspace and increased affordable housing provision; cycle and car parking; hard and soft landscaping, and other associated amendments”

    9 Feb 2026 Full applications
  • 2026/2697/P 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 Full applications