Single storey extension to rear at 86, Mount Merrion Avenue
86, Mount Merrion Avenue, Blackrock, Co. Dublin, A94C4H0
0.055 ha · Granted · permission to May 2031 (estimate)
Planning application D26B/0194/WEB to Dun Laoghaire Rathdown County Council: Single storey extension to rear, at 86, Mount Merrion Avenue, Blackrock. Granted by the council on 25 May 2026. The permission normally runs to May 2031 (an estimate: the grant plus five years).
Timeline
- Application lodged
- Council granted
- Permission normally ends (estimate)
The end date is an estimate: the grant plus five years, the normal life of a permission. An extension or a commencement changes it.
Key facts
Proposed development
Planning permission for single storey extension to rear.
Planning status
Permission was granted on 25 May 2026. The four-week appeal period has passed with no appeal recorded, so the permission is final. Works can start once a commencement notice is lodged; the permission normally runs to May 2031 (estimate).
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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 5 Oct 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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