Planning application
57 Westbury Road London N12 7PB
Works: Extension Loft or dormer Windows or glazing 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
Ground floor side extension. New balcony at first floor level and addition of a green roof on the existing ground floor extension. Alteration to the existing ground floor balcony, Alterations to fenestration including changes to rooflights
As published by the council, reference 26/1617/HSE
Application record
- Reference
- 26/1617/HSE
- Type
- Householder Application
- Status
- Pending Consideration
- Received
- 29 Apr 2026
- Validated
- 29 Apr 2026
- Ward
- West Finchley
- Postcode
- N12 7PB
Site history
Applications at this address on the Barnet register
This site has had 4 applications since 2025: 1 approved, 0 refused.
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26/2402/192 Awaiting decision
57 Westbury Road London N12 7PB
Changes to fenestration including insertion of 3no. new windows to north elevation, 1no. new window to south elevation. 2no. new windows to rear elevation, alterations to front elevation: front door, rooflights and windows
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26/0114/192 Granted
57 Westbury Road London N12 7PB
Roof extension involving side/rear wraparound dormer window and 1no. front, 1no. side facing rooflight
-
25/4800/HSE Awaiting decision
57 Westbury Road London N12 7PB
Single storey side extension following demolition of the existing extension. Alterations to first floor side roof. First floor rear extension. Changes to side and front fenestration
Timeline
Dates from the published record
-
29 Apr 2026
Received by Barnet
-
25 Jul 2026
Added to PlanIndex
-
Decision
Awaiting decision
Decision expected by 24 June 2026, 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 44 days over the applications it decided in the last year.
Documents
Plans, drawings, consultee responses and the officer's report
14 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
-
57 Westbury Road London N12 7PB
77% historically approved · decision due ~27 Jan
Single storey side extension following demolition of the existing extension. Alterations to first floor side roof. First floor rear extension. Changes to side and front fenestration
Awaiting decision Householder Extension Demolition +1 10 docsSmall domestic -
57 Westbury Road London N12 7PB
Roof extension involving side/rear wraparound dormer window and 1no. front, 1no. side facing rooflight
Granted Lawful development Extension Loft or dormer +1 5 docs -
65 Westbury Road London N12 7PB
77% historically approved · decision due ~11 Sep
Erection of a rear outbuilding following demolition of the existing outbuilding
Decided Householder DemolitionSmall domestic -
57 Westbury Road London N12 7PB
79% historically approved · decision due ~20 Aug
Changes to fenestration including insertion of 3no. new windows to north elevation, 1no. new window to south elevation. 2no. new windows to rear elevation, alterations to front elevation: front door, rooflights and windows
Awaiting decision Loft or dormer Windows or glazing -
32 Walmington Fold London N12 7LR
Single storey side and rear extension following demolition of the existing conservatory. Roof extension involving hip to gable, rear dormer window with juliette balcony and 2no. front facing rooflights
Granted Householder Extension Loft or dormer +2 4 docsSmall domestic -
40 Westbury Road London N12 7PD
80% historically approved · decision due ~29 Jan
Roof extension involving rear dormer window and 3no. front facing rooflights
Awaiting decision Lawful development Extension Loft or dormer +1 7 docs
Other householder applications
In Barnet
-
26/3422/HSE Awaiting decision
Revelstroke 28 Totteridge Village London N20 8JN
Construction of a swimming pool and associated hard and soft landscaping following demolition of the existing shed including new access steps. Alterations to the ground level. Replacement of an existing timber decking terrace with a paved terrace.
-
26/3396/HSE Awaiting decision
43 Dukes Avenue London N3 2DE
Single storey rear, part two storey side extension with 1no. rooflight following the demolition of existing shed. Roof extension with rear dormer window, 1no. front, 3no. side facing rooflights and roof windows to the front and side roof slopes. Installation of solar panels to side elevation of roof
-
26/3410/HSE Awaiting decision
54 Ferney Road Barnet EN4 8LE
Single storey rear extension with alteration to the raised terrace area including new access steps to garden
-
26/3415/HSE Awaiting decision
11 Downage London NW4 1AS
Alterations and extensions to the roof including rear dormer window and the partial removal of the roof of the first floor rear extension, creation of a new crown roof over main roof and rear extension, 1no. front, 1no. side, 1no. rear facing rooflight and 1no. on crown roof
-
26/3382/HSE Awaiting decision
11 Layfield Crescent London NW4 3UJ
Part single, part two storey rear extension with flat roof and 1no. skylight