12 Woodside Grove London N12 8QU
Refused on 5 January 2026
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
Change of use from a single dwellinghouse (Use Class C3) to a 7 bed HMO (House in Multiple Occupation (Sui generis) including single storey rear extension and roof extension involving hip to gable with rear dormer window and 1no. rear and 3no. front facing rooflights. Removal of chimney. Associated refuse/recycling and cycle storage
- Received
- 28 November 2025
- Decision level
- Delegated (officer decision)
- Public comments
- 16
- Council
- London Borough of Barnet
- Ward
- Woodhouse
- Agent
- The Keen Partnership
- ReceivedReceived28 Nov
- ValidatedValidated1 Dec
- Consult.Consultation
- TargetTarget Date26 Jan
- DecidedDecided5 Jan
Decided in 35 days (council typically 56)
About this application
This is a full planning application for a single storey rear extension at 12 Woodside Grove London N12 8QU. Barnet has handled 4,516 applications of this type. This one was decided in 38 days, 3 weeks quicker than Barnet's typical decision time. There have been 2 other applications at this address. In the past year there have been 70 applications across Woodhouse. We hold 795 applications in total for the N12 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.See what's approved near your address
Application details
- Postcode
- N12 8QU
- Application type
- Full Application
- Scale / size
- Small
Planning application dates
- Date validated
- 1 December 2025
- Consultation expiry
- 25 December 2025
- Neighbour consultation start
- 9 January 2026
- Target decision date
- 26 January 2026
Applicant and agent
- Agent
- The Keen Partnership
- Agent address
- The Courtyard Edinburgh Road Reading RG30 2UA
Planning decision
- Statutory period
- 56 days
Publicity
- Site notice start
- 4 December 2025
- Site notice end
- 25 December 2025
Additional information
- Planning Portal ID
- PP-14468738
- Documents
- 31
Site constraints
Designations that overlap or adjoin the site outline.
- Article 4 direction: Article 4 Small Houses in Multiple Occupation (HMO) Area 1
- Brownfield land register: Broomhills, Woodside Lane, London, N12 8RBRegister site at or near this address
- Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (22)
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 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 2026-11-03. 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
2 other applications at this property, newest first.
- 202528 Aug
Roof extension involving hip to gable with rear dormer window and 1no. rear facing rooflight. Removal of…
ApprovedHouseholder25/3570/HSE - 202512 Jun
Single story rear extension. Roof extension involving hip to gable, rear dormer window and 1no. rear…
ApprovedProposed Lawful Development Certificate25/2447/192
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
- 12 Woodside Grove London N12 8QU25/2447/192 · OutlineApproved0.0 mi
- 12 Woodside Grove London N12 8QU25/3570/HSE · FullApproved0.0 mi
- 3 Woodside Grove London N12 8QT24/4875/RCU · AmendmentRefused0.0 mi
- S/O 15 Woodside Grove On Limes Avenue London N12 8QT24/5428/LICApproved0.0 mi
- 995A High Road London N12 8PW24/1366/FUL · FullRefused0.0 mi
For applicants and trades
Contractors near this project
Find contractors for extensions near this site- Orient Construction Consultancy LimitedVerifiedLondon6.9 mi
- Atlas South Technical Service LimitedVerifiedLondonProperty MaintenanceHandyman7.0 mi
- Kabilo LimitedVerifiedLondonExtensionsLoft Conversions8.0 mi
- Avent Roofing ServicesVerifiedWestminsterRoofing8.0 mi
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