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11 Cannon Lane London NW3 1EL

2023/5402/PHouseholder ApplicationPermitted
Householder

Proposal

Installation of two new rooflights to main roof and three new rooflights in the art room on the north/east corner, replacement of two windows to the basement with one large window and internal alterations

Received
20 December 2023
Decided
24 May 2024 · Granted
Decision level
Delegated (officer decision)
Ward
Hampstead Town
Approximate site (title boundary)
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.

  1. Received20 Dec
  2. Validated7 Feb
  3. Consult.7 Mar
  4. Target21 Feb
  5. Decided24 May

Decided in 107 days (council typically 49)

7 weeks typical decision time in Camden90% of full applications approved

This is a full planning application for window replacement at 11 Cannon Lane London NW3 1EL. Camden has handled 2,296 applications of this type and approves 87% of them, typically deciding them in 84 days. This one was decided in 156 days, 10 weeks longer than Camden's median. The site is in the Hampstead conservation area, with 17 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

Reference
2023/5402/P
Address
11 Cannon Lane London NW3 1EL
Postcode
NW3 1EL
Local Authority
Camden
Application Type
Householder Application
Development Type
C3 Dwelling House
Scale / Size
Small
Decision Status
Permitted
Current Status
FINAL DECISION
Ward
Hampstead Town

Applicant & Agent

Planning Application Dates

Date Received
20 December 2023
Consultation Expiry
7 March 2024
Target Decision Date
21 February 2024
Date Decided
24 May 2024
Date Validated
7 February 2024
Date Submitted
20 December 2023
Consultation Start
7 February 2024
Consultation End
7 March 2024
Last Date for Comments
10 March 2024
Permission Expires
24 May 2027

Planning Decision

Decision
Granted
Decided By
Delegated
Statutory Period
14 days

Publicity

Site Notice Start
9 February 2024

Appeal

Additional Information

Documents
22
Coordinates
51.559708, -0.174527
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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Planning history at this site

1 other application at this property, newest first.

Planning constraints

Designations that overlap or adjoin the site outline.

  • Conservation area: Hampstead
  • Listed building: Grade II: Old Parish Lock UpOn this site
  • 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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