1 Cannon Lane London NW3 1EL
Proposal
The proposed works comprise the repair, maintenance, and minor alterations to the listed building. This includes chimney relining and associated repairs, full replacement of the roof, including tiles and associated edge details on a like-for-like basis, existing rainwater system to be repaired and reused wherever possible, localised brick and stone repairs, repointing in lime mortar, stabilisation and cleaning of external surfaces using either DOFF or TORC systems, and repairs to the front porch. Internal works include upgrades to services, attic insulation and ventilation improvements, removal of redundant equipment, localised internal repairs and redecoration using traditional materials and methods.
- Received
- 16 April 2026
- Decided
- 20 May 2026 · Granted
- Council
- London Borough of Camden
Boundary © HM Land Registry, © Ordnance Survey · details
This information is subject to Crown copyright and database rights 2026 and is reproduced with the permission of HM Land Registry. The polygons (including the associated geometry, namely x, y co-ordinates) are subject to Crown copyright and database rights 2026 Ordnance Survey AC0000851063. Conditions of use.
- ReceivedSubmitted16 Apr
- ValidatedValidated
- Consult.Consultation
- TargetTarget Date
- DecidedDecided20 May
Decided in 34 days (council typically 49)
This is a listed building consent application for a porch at 1 Cannon Lane London NW3 1EL. Camden has handled 324 applications of this type and approves nearly all of them, typically deciding them in 44 days. This one was decided in 34 days, 10 days quicker than Camden's median. The site is in the Hampstead conservation area, with 18 listed buildings nearby. There are no previous applications recorded 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
Applicant & Agent
Planning Application Dates
Planning Decision
Publicity
Appeal
Additional Information
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
- 202624 Aug
Discharge of Conditions 4 and 5a of listed building consent ref 2026/1407/L
ApprovedDischarge of conditions2026/3491/L - 202616 Apr
The proposed works comprise the repair, maintenance, and minor alterations to the listed building. This…
This applicationApprovedListed building consent2026/1407/L
Planning constraints
Designations that overlap or adjoin the site outline.
- Conservation area: Hampstead
- Article 4 direction: Basements+2 more
- Flood zone 1: Low probability (rivers and sea)
Possibly incomplete for this council: tree preservation orders.
Also checked, none recorded (20)
flood storage areas, green belt, scheduled monuments, World Heritage Sites, World Heritage Site buffer zones, registered parks and gardens, registered battlefields, Heritage at Risk entries, 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, heritage coasts and brownfield registers.
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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