Planning application
39 Windsor Road London N3 3SN
Works: Extension 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
Single storey rear extension with new raised patio area following removal of the existing patio area and outrigger building
As published by the council, reference 25/3676/HSE
Application record
- Reference
- 25/3676/HSE
- Type
- Householder Application
- Status
- Pending Consideration
- Received
- 5 Sep 2025
- Validated
- 8 Sep 2025
- Ward
- Finchley Church End
- Postcode
- N3 3SN
Site history
Applications at this address on the Barnet register
This site has had 3 applications since 2025: 0 approved, 1 refused.
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26/2481/192 Awaiting decision
39 Windsor Road London N3 3SN
Roof extension involving hip to gable with rear dormer windows, 1no. front, 1no. rear facing rooflight following demolition of existing chimney
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26/1863/192 Refused
39 Windsor Road London N3 3SN
Roof extension involving hip to gable with rear dormer windows, 1no. front, 1no. rear facing rooflight following demolition of existing chimney
Timeline
Dates from the published record
-
5 Sep 2025
Received by Barnet
-
8 Sep 2025
Validated
Checked as complete and ready for consideration.
-
10 Aug 2026
Added to PlanIndex
-
Decision
Awaiting decision
Decision expected by 3 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 46 days over the applications it decided in the last year.
Who's behind it
Company information only, from the register and Companies House
KAS Architects Agent, an architecture practice registered in London
Active · incorporated 2020 · London
16 applications on PlanIndex · across 5 councils · 85% granted
Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.
See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
6 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.
Watch members (£5 a month) open the document list 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 0.3 miles
-
39 Windsor Road London N3 3SN
Roof extension involving hip to gable with rear dormer windows, 1no. front, 1no. rear facing rooflight following demolition of existing chimney
Refused Lawful development Extension Loft or dormer +2 8 docs -
39 Windsor Road London N3 3SN
79% historically approved · decision due ~26 Aug
Roof extension involving hip to gable with rear dormer windows, 1no. front, 1no. rear facing rooflight following demolition of existing chimney
Awaiting decision Extension Loft or dormer +2 -
The Bungalow Village Road London N3 1TL
Replacement and alteration of existing ground floor rear windows
Granted Householder Windows or glazing 7 docsDomestic -
23 Village Road London N3 1TL
1x Douglas Fir - Crown thin to let more light through but keeping the trees natural shape. Standing in T1 of Tree Preservation Order.
Decided Trees 9 docs -
14 Windsor Road London N3 3SS
77% historically approved · decision due ~3 Dec
Partial demolition of the rear facade at ground, first and roof levels. Construction of a part single, part two storey rear extension with rooflights and green roofs. New lowered rear patio with associated steps to garden. Roof extension including hip to gable, rear dormer window and 1no. side gable window. Replacement of existing windows with new timber framed and aluminium double glazed windows
Awaiting decision Householder Extension Loft or dormer +2 19 docsDomestic -
22 Village Road London N3 1TL
93% historically approved · decision due ~13 Mar
Submission of details of condition 5 (Tree Protection & Method Statement) pursuant to planning permission 25/2899/HSE dated 23/09/2025
Awaiting decision Conditions Trees 3 docs
Other householder applications
In Barnet
-
26/3827/HSE Awaiting decision
43 Hermitage Lane London NW2 2HE
Single storey rear extension with 3no. rooflights following demolition of the existing conservatory. Replacement front bay window and entrance porch. First floor rear juliette balcony. Changes to fenestration including new window openings and enlarged front rooflight
-
26/3833/HSE Awaiting decision
47 Holne Chase London N2 0QG
Single storey rear extension. Replacement of single glazed windows with double glazing. Alterations to side/rear fenestration. Alterations and replacement of existing rear dormer window addition of 2no. side dormer windows and 3no. rooflights. Installation of cameras and wall lights. Replacement of the front entrance and garage doors, installation of timber side garden gates
-
26/3815/HSE Awaiting decision
17 Hurstwood Road London NW11 0AS
Single storey rear extension
-
26/3800/HSE Awaiting decision
29 Monks Avenue Barnet EN5 1BZ
Single storey side and rear infill extension including new front porch following demolition of the side/rear storage.
-
26/3791/HSE Awaiting decision
149 Montrose Avenue Edgware HA8 0DZ
New front hardstanding and vechicular access to provide off-street parking