25/5142/192Planning Application 25/5142/192
Outline application at 39 Cornwall Avenue London N3 1LG, Barnet. View planning documents, track the decision and get email alerts on updates.
Roof extension involving hip to gable, rear dormer window and 3no. front facing rooflights
25/5142/192
39 Cornwall Avenue London N3 1LG
This is an outline application for a dormer extension at 39 Cornwall Avenue London N3 1LG. Barnet has handled 2,167 applications of this type and approves 75% of them, typically deciding them in 34 days. It was submitted on 22 December 2025 and is still awaiting a decision. There have been 2 other applications at this address. In the past year there have been 119 applications across West Finchley. We hold 829 applications in total for the N3 postcode area.
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Application Details
Applicant & Agent
Planning Application Dates
Planning Decision
Publicity
Appeal
Additional Information
Source: Barnet