Alterations to the previously granted permission D23B/0521 at 34, Northumberland Ave
34, Northumberland Ave, Dun Laoghaire, A96Y7H1
up to 2 storeys · 0.05 ha · On Site
Planning application D26B/0256/WEB to Dun Laoghaire Rathdown County Council: Alterations to the previously granted permission D23B/0521 with a reduced footprint to the two storey extension to rear, at 34, Northumberland Ave, Dun Laoghaire. Granted by the council on 17 June 2026. Work commenced on 6 October 2026.
Timeline
- Application lodged
- Council granted
- Work commenced
Key facts
Proposed development
The development will consist of alterations to the previously granted permission D23B/0521 with a reduced footprint to the two storey extension to rear and revised elevational treatments, construction of a lean to roof to side passage and addition of a new pedestrian gate accessed from Northumberland Close to the side / rear.
Planning status
A commencement notice has been lodged: works are under way or about to start.
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Nearby applications
Other applications on the Dun Laoghaire Rathdown register close to this address.
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Related
About this page: the facts above come from the statutory public planning register kept by Dun Laoghaire Rathdown County Council and are refreshed weekly (last updated 28 Sept 2026). Applicant names and contact details are not shown. Status labels are PlanningLeads' plain-language reading of the register status and the "Use" label is classified by AI from the public description (see how we use AI); neither is legal advice and the council's file is the record. How we handle this data: privacy notice.
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