46 Southway London N20 8DB
Approved on 29 April 2026
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
Roof extension involving hip to gable with juliette balcony and 1no. front facing rooflights Conversion of the existing garage to habitable room insertion of window to replace the garage door
- Received
- 4 March 2026
- Council
- London Borough of Barnet
- Ward
- Totteridge & Woodside
- ReceivedReceived4 Mar
- ValidatedValidated4 Mar
- Consult.Consultation
- TargetTarget Date29 Apr
- DecidedDecided29 Apr
Decided in 56 days (council typically 56)
About this application
This is an outline application for a garage at 46 Southway London N20 8DB. Barnet has handled 2,167 applications of this type. This one was decided in 56 days. There have been 2 other applications at this address. In the past year there have been 139 applications across Totteridge & Woodside. We hold 929 applications in total for the N20 postcode area.
75% of outline 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
- N20 8DB
- Application type
- Proposed Lawful Development Certificate
- Scale / size
- Small
Planning application dates
- Date validated
- 4 March 2026
- Target decision date
- 29 April 2026
Applicant and agent
- Agent
- BGA
- Agent address
- 36 Herbert Street Hemel Hempstead HP2 5HW
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
4 other applications at this property, newest first.
- 202614 Aug
Erection of rear outbuilding
ApprovedApplication26/3003/192 - 202624 Apr
Single storey side and rear extension following the demolition of the existing garage and conservatory. New…
ApprovedHouseholder26/1360/HSE - 202620 Jan
Roof extension involving hip to gable with juliette balcony and 1no. front facing rooflights. Single storey…
RefusedProposed Lawful Development Certificate26/0203/192 - 202518 Sep
Part single, part two-storey side and rear extension with 2no. rear juliette balconies to rear elevation…
RefusedHouseholder25/3830/HSE
Source: Barnet
Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.
Track this application
Get email alerts when there is a planning decision or status change.
Get email alerts near N20
New planning applications delivered to your inbox daily.
Around this site
Nearby applications
- 46 Southway London N20 8DB26/0203/192 · OutlineRefused0.0 mi
- 53 And 55 Southway London N20 8DD25/4298/FUL · FullApproved0.0 mi
- 69 Southway London N20 8DE26/2100/HSE · FullApproved0.0 mi
- 72 Lynton Mead London N20 8DJ26/1203/PNH · OutlineApproved0.1 mi
- 47 Lynton Mead London N20 8DG26/0758/192 · OutlineApproved0.1 mi
For applicants and trades
Contractors near this project
Find contractors for extensions near this site- Atlas South Technical Service LimitedVerifiedLondonProperty MaintenanceHandyman7.4 mi
- Orient Construction Consultancy LimitedVerifiedLondon7.5 mi
- Avent Roofing ServicesVerifiedWestminsterRoofing8.4 mi
- Kabilo LimitedVerifiedLondonExtensionsLoft Conversions8.5 mi
What's been approved on your street?
See what the council approved and refused near this address for the project you have in mind, and the rules that apply here.
Get The Signal Report