Planning application
46 Southway London N20 8DB
Works: Extension Loft or dormer Demolition Windows or glazing Small domestic
Read from the description, not a valuation. How we read the register
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Part single, part two-storey side and rear extension with 2no. rear juliette balconies to rear elevation, following demolition of existing garage and conservatory. Roof extension including 1no. dormer window to front, side and rear elevations. Single-storey rear outbuilding/garden room
As published by the council, reference 25/3830/HSE
Application record
- Reference
- 25/3830/HSE
- Type
- Householder Application
- Status
- Pending Consideration
- Received
- 18 Sep 2025
- Validated
- 18 Sep 2025
- Ward
- Totteridge & Woodside
- Postcode
- N20 8DB
Site history
Applications at this address on the Barnet register
This site has had 5 applications since 2025.
-
26/3003/192 Awaiting decision
46 Southway London N20 8DB
Erection of rear outbuilding
-
26/1360/HSE Awaiting decision
46 Southway London N20 8DB
Single storey side and rear extension following the demolition of the existing garage and conservatory. New front dormer window
-
26/0816/192 Decided
46 Southway London N20 8DB
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
-
26/0203/192 Awaiting decision
46 Southway London N20 8DB
Roof extension involving hip to gable with juliette balcony and 1no. front facing rooflights. Single storey side extension following the demolition of existing conservatory. Conversion of the existing garage to habitable room insertion of window to replace the garage door. Erection of rear outbuilding
Timeline
Dates from the published record
-
18 Sep 2025
Received by Barnet
-
10 Aug 2026
Added to PlanIndex
-
Decision
Awaiting decision
Decision expected by 13 November 2025, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.
Barnet took a median of 43 days over the applications it decided in the last year.
Documents
Plans, drawings, consultee responses and the officer's report
17 documents on file for this application
A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.
Trade members open them from here.
Open the documentsWhat happens while it is decided
This application is with Barnet for determination, against a statutory target of eight weeks. Over the last year Barnet decided householder applications in a median of 56 days. More in our guide to how long planning decisions take.
About householder applications
Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.
Nearby applications
Within 500 metres
-
46 Southway London N20 8DB
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
Decided Lawful development Extension Loft or dormer +1 14 docs -
46 Southway London N20 8DB
79% historically approved · decision due ~17 Mar
Roof extension involving hip to gable with juliette balcony and 1no. front facing rooflights. Single storey side extension following the demolition of existing conservatory. Conversion of the existing garage to habitable room insertion of window to replace the garage door. Erection of rear outbuilding
Awaiting decision Lawful development Extension Loft or dormer +2 15 docsSmall domestic -
46 Southway London N20 8DB
77% historically approved · decision due ~19 Jun
Single storey side and rear extension following the demolition of the existing garage and conservatory. New front dormer window
Awaiting decision Householder Extension Loft or dormer +2 14 docsSmall domestic -
46 Southway London N20 8DB
79% historically approved · decision due ~9 Oct
Erection of rear outbuilding
Awaiting decision -
53 And 55 Southway London N20 8DD
Single storey side and rear extension with new access steps to no.53 with 6no. rooflights to no.53 and demolition of the existing garage, and single storey side extension with 2no. rooflights to no.55
Granted Full applications Extension Loft or dormer +1 9 docsSmall domestic -
41 Greenway Close London N20 8ES
79% historically approved · decision due ~24 Sep
Erection of a rear outbuilding
Awaiting decision
Other householder applications
In Barnet
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26/3249/HSE Awaiting decision
19 Rushdene Avenue Barnet EN4 8EN
New front vehicular access and hardstanding to provide off-street parking space. New retaining wall following demolition of the existing wall and raised planted beds
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26/3235/HSE Awaiting decision
26 Mount Pleasant Barnet EN4 9HH
Replace existing flat roof at ground floor rear elevation with pitched roof and 2no. rooflights
-
26/3222/HSE Awaiting decision
46 Michleham Down London N12 7JN
Single storey side/rear extension with 3no. rooflights following demolition of the existing storage/utility structure. Changes to fenestration
-
26/3219/HSE Awaiting decision
53 Tudor Road Barnet EN5 5NW
First floor rear extension with front and rear rooflights. Roof extension over existing garage
-
26/3210/HSE Awaiting decision
47 Pattison Road London NW2 2HL
New front vehicular access to provide off-street parking. Removal of existing gate and shed, alterations to the existing front boundary wall and installation of close board fencing panels.