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Planning application

45 Flask Walk London NW3 1HH

Granted Camden 2024/5666/P Full applications

Works: Extension Loft or dormer Demolition Windows or glazing

Relates to 2016/3900/P

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

Proposal

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

As published by the council, reference 2024/5666/P

Application record

Reference
2024/5666/P
Category
Full applications
Status
Final Decision
Decision
Granted
Decided
25 Apr 2025
Postcode
NW3 1HH

Site history

Applications at this address on the Camden register

This site has had 13 applications since 2017: 10 approved, 0 refused.

  • 2026/3256/P Awaiting decision

    45 Flask Walk London NW3 1HH

    Details required by condition 6 (hard & soft landscaping) of planning permission 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).

    Submitted 30 Jul 2026 Full applications
  • 2026/2742/T Withdrawn

    45 Flask Walk London NW3 1HH

    FRONT GARDEN: 1 x Hawthorn (T1) - Section fell to ground level.

    Decided 13 Jul 2026 Trees
  • 2025/1114/L Granted

    45 Flask Walk London NW3 1HH

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

    Decided 25 Apr 2025 Heritage and listed buildings
  • 2023/2268/L Granted

    45 Flask Walk London NW3 1HH

    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.

    Decided 27 Jul 2023 Heritage and listed buildings
  • 2023/1405/L Granted

    45 Flask Walk London NW3 1HH

    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.

    Decided 3 May 2023 Heritage and listed buildings
  • 2023/0482/L Granted

    45 Flask Walk London NW3 1HH

    Details of rear extension brickwork required by part of condition 6 of listed building consent ref. 2016/3901/L (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).

    Decided 8 Mar 2023 Heritage and listed buildings
  • 2020/1488/P Granted

    45 Flask Walk London NW3 1HH

    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'.

    Decided 27 Apr 2020 Full applications
  • 2020/0685/T Withdrawn

    45 Flask Walk London NW3 1HH

    FRONT GARDEN: 1 x Hawthorn (T1) - Crown reduction of approx. 2m to all aspects of tree.

    Decided 3 Mar 2020 Trees
  • 2020/1038/T Granted

    45 Flask Walk London NW3 1HH

    FRONT GARDEN: 1 x Hawthorn (T1) - Crown reduction of approx. 1.5m on all aspects of tree.

    Decided 3 Mar 2020 Trees
  • 2018/0573/P Granted

    45 Flask Walk London NW3 1HH

    Details of chartered engineer and tree protection measures as required by conditions 4 and 5 of planning permission ref: 2016/3900/P granted 10/04/2017 for the demolition of an existing two storey rear extension, erection of a replacement three storey rear extension and basement excavation.

    Decided 18 Apr 2018 Full applications

Timeline

Dates from the published record

  1. 25 Apr 2025

    Decision issued: Granted

  2. 22 Jul 2026

    Added to PlanIndex

Cases linked to this one on the register

  • 2016/3900/P Granted

    45 Flask Walk London NW3 1HH

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

    Decided 10 Apr 2017 Full applications

What this grant of permission means

Camden granted permission on 25 April 2025, 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 0.3 miles

  • 45 Flask Walk London NW3 1HH

    2025/1114/L 50 yards 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

    2023/2268/L 50 yards 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 50 yards 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 50 yards 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 50 yards 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

  • 45 Flask Walk London NW3 1HH

    2016/3901/L 50 yards 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

In Camden

  • 2026/3898/P Awaiting decision

    98 Marchmont Street London WC1N 1AG

    Installation of a new kitchen extraction and ventilation system to the rear of the premises, including associated external ductwork, extraction plant and ancillary equipment.

    Received 16 Sep, published by the council 17 Sep 2026 Full applications
  • 2026/2709/P Awaiting decision

    166A Camden Street London NW1 9PT

    Change of use from Use Class E to C3 Residential, demolition of existing store and office space, and erection of a three-bedroom dwellinghouse.

    Received 16 Sep, published by the council 17 Sep 2026 Full applications
  • 2026/3994/P Awaiting decision

    Euston Tower 286 Euston Road London NW1 3DP

    Details to discharge Condition 23 (LUL Subculture) of planning reference 2023/5240/P dated 26/01/26 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, caf?? 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.

    Received 15 Sep, published by the council 17 Sep 2026 Full applications
  • 2026/3993/P Awaiting decision

    Euston Tower 286 Euston Road London NW1 3DP

    Details to discharge Condition 22 (LUL Infrastructure) of planning reference 2023/5240/P dated 26/01/26 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, caf?? 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.

    Received 15 Sep, published by the council 17 Sep 2026 Full applications
  • 2026/3861/P Awaiting decision

    Beaumont Court 1-45 College Grove London NW1 0RW

    Installation of condensors and minor alterations to elevations at lower floors.

    Received 15 Sep, published by the council 17 Sep 2026 Full applications