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Hampstead Hill Mansions Downshire Hill London NW3 1NY

2026/3668/TNotification of Intended Works to Tree(s) in a Conservation AreaPermitted

Proposal

REAR GARDEN: 1 x Cherry (T2) - Reduce dead stem by approx. 5m to suitable growth points. Reduce remaining stem down to approx5m to suitable growth points to balance crown and reduce wind loading on remaining stem. 1 x Willow (T4) - Reduce back old, historically damaged limb by 1m - 2m back from lawn. Overextended limb running along fence line reduce back by approx. 2m to reduce loading.

Received
26 August 2026
Decided
22 September 2026 · No Objection to Works to Tree(s) in CA
Ward
Hampstead Town
Approximate location: the centre of the postcode, not the exact property.
  1. Received26 Aug
  2. Validated26 Aug
  3. Consult.
  4. Target26 Aug
  5. Decided22 Sep

Decided in 27 days (council typically 49)

7 weeks typical decision time in Camden100% of notification of intended works to tree(s) in a conservation area applications approved

This is a planning application at Hampstead Hill Mansions Downshire Hill London NW3 1NY. Camden has handled 692 applications of this type and approves nearly all of them, typically deciding them in 29 days. This one was decided in 27 days. The site is in the Hampstead conservation area, with 20 listed buildings nearby. There has been 1 other application at this address. In the past year there have been 397 applications across Hampstead Town. We hold 2,488 applications in total for the NW3 postcode area.

Application Details

Reference
2026/3668/T
Address
Hampstead Hill Mansions Downshire Hill London NW3 1NY
Postcode
NW3 1NY
Local Authority
Camden
Application Type
Notification of Intended Works to Tree(s) in a Conservation Area
Scale / Size
Small
Decision Status
Permitted
Current Status
Final Decision
Ward
Hampstead Town

Applicant & Agent

Planning Application Dates

Date Received
26 August 2026
Target Decision Date
26 August 2026
Date Decided
22 September 2026
Date Validated
26 August 2026
Date Submitted
26 August 2026

Planning Decision

Decision
No Objection to Works to Tree(s) in CA
Case Officer
Nick Bell

Publicity

Appeal

Additional Information

Coordinates
51.555060, -0.170951
Enriching application data
2/3
Council recordsAppealsFlood risk

Source: Camden

Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.

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Associated applications

  1. 2026
    26 Aug

    REAR GARDEN: 1 x Cherry (T2) - Reduce dead stem by approx. 5m to suitable growth points. Reduce remaining…

    This applicationApprovedApplication2026/3668/T
  2. 2026
    19 Aug

    Provision of balustrade to the perimeter of the flat roof area to provide safe access for planned maintenance…

    PendingFull Planning PermissionFiled alongside2026/3441/P

Planning constraints

Designations that overlap or adjoin the site outline.

  • Conservation area: Hampstead
  • Listed building: Grade II*: Hopkins HouseOn or next to this site · +1 more
  • Article 4 direction: Basements+2 more
  • Heritage at Risk Register: Former Hampstead Police Station, Rosslyn Hill NW3Next to the site
  • Brownfield land register: Former Hampstead Police Station 26 Rosslyn Hill London NW3 1PDRegister site at or near this address
  • Flood zone 1: Low probability (rivers and sea)

Possibly incomplete for this council: tree preservation orders.

Also checked, none recorded (18)

flood storage areas, green belt, scheduled monuments, World Heritage Sites, World Heritage Site buffer zones, registered parks and gardens, registered battlefields, nutrient neutrality catchments, national parks, National Landscapes, SSSIs, Special Areas of Conservation, Special Protection Areas, Ramsar sites, ancient woodland, national nature reserves, local nature reserves and heritage coasts.

A guide only, from official open data; it is not a planning search. Flood zones cover rivers and sea, not surface water.

Data © Crown copyright and others · sources and licences

Contains public sector information from planning.data.gov.uk (MHCLG and local planning authorities), licensed under the Open Government Licence v3.0. © Crown copyright and database right 2026.

© Historic England 2026. Contains Ordnance Survey data © Crown copyright and database right 2026. The Historic England GIS Data contained in this material was obtained on 2026-10-09. The most publicly available up to date Historic England GIS Data can be obtained from HistoricEngland.org.uk.

© Natural England copyright. Contains Ordnance Survey data © Crown copyright and database right 2026.

© Environment Agency copyright and/or database right 2026. All rights reserved. Flood Map for Planning, Open Government Licence v3.0.

Contains Ordnance Survey data © Crown copyright and database right 2026.

Source: Office for National Statistics licensed under the Open Government Licence v.3.0. Contains OS data © Crown copyright and database right 2026.

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