3 Prothero Gardens, London, NW4 3SJ
Refused on 1 October 2009
Council decision: RefuseDelegated (officer decision)
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.
Proposal
First floor rear extension.
- Received
- 3 August 2009
- Decision level
- Delegated (officer decision)
- Council
- London Borough of Barnet
- Ward
- Hendon
- ReceivedReceived3 Aug
- ValidatedValidated6 Aug
- Consult.Consultation
- TargetTarget Date1 Oct
- DecidedDecided1 Oct
Decided in 56 days (council typically 56)
About this application
This is a full planning application for a rear extension at 3 Prothero Gardens, London, NW4 3SJ. Barnet has handled 4,516 applications of this type. This one was decided in 59 days, 3 days longer than Barnet's typical decision time. There has been 1 other application at this address. In the past year there have been 145 applications across Hendon. We hold 3,124 applications in total for the NW4 postcode area.
77% of full applications at London Borough of Barnet were approved. Across all application types, the council typically decides in about 8 weeks (median).
Based on decided applications received in the last 3 years.Planning something similar? See what gets approved on your street
Application details
- Postcode
- NW4 3SJ
- Application type
- Full Application
- Scale / size
- Small
Planning application dates
- Date validated
- 6 August 2009
- Neighbour consultation start
- 1 October 2009
- Target decision date
- 1 October 2009
Applicant and agent
- Agent
- Brooks Murray Archiects
- Agent address
- 8-10 New North Place London EC2A 4JA
Planning decision
- Statutory period
- 56 days
Site constraints
Designations that overlap or adjoin the site outline.
- Article 4 direction: Article 4 Small Houses in Multiple Occupation (HMO) Area 1
- Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (23)
flood storage areas, conservation areas, listed buildings, tree preservation orders, 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 2026-11-03. 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.
Planning history at this site
3 other applications at this property, newest first.
- 20086 Nov
First floor rear extension and alteration to front dormer.
ApprovedFull ApplicationH/04165/08 - 200424 Mar
Construction of new mansard roof with a side and two rear dormer windows to provide additional loft space.
ApprovedFull ApplicationW12086B/04 - 200319 Nov
Construction of new mansard style roof with dormer windows to all roofslopes to provide additional loft…
WithdrawnFull ApplicationW12086A/03
Source: Barnet
Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.
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Around this site
Nearby applications
- 3 Prothero Gardens, London, NW4 3SJH/04165/08 · FullApproved0.0 mi
- 3 Prothero Gardens London NW4 3SJW12086A/03 · FullWithdrawn0.0 mi
- 5 Prothero Gardens London NW4 3SJW01504F/03 · FullRefused0.0 mi
- 5 Prothero Gardens London NW4 3SJW01504G/04 · FullApproved0.0 mi
- 9 Prothero Gardens London NW4 3SJ25/0520/HSE · FullRefused0.0 mi
For applicants and trades
Contractors near this project
Find contractors for extensions near this site- Atlas South Technical Service LimitedVerifiedLondonProperty MaintenanceHandyman5.7 mi
- Avent Roofing ServicesVerifiedWestminsterRoofing6.5 mi
- Orient Construction Consultancy LimitedVerifiedLondon7.3 mi
- Kabilo LimitedVerifiedLondonExtensionsLoft Conversions9.7 mi
Planning something similar?
See what the council approved and refused for two-storey and first-floor extensions on your street. Pick your home and get the evidence before you pay for drawings.