1. Demolition of the existing single-storey side & rear extensions. 2. Construction…
24A Portmarnock Crescent, Portmarnock, D13 E177
Proposed development
The development will consist of: 1. Demolition of the existing single-storey side & rear extensions. 2. Construction of a single-storey flat roof side extension, to consist of a sitting room. 3. Construction of a two-storey rear extension incorporating a flat roof at the ground floor and a tiled hipped roof at first floor. The two-storey rear extension is to consist of a kitchen and living room on the ground floor & a master bedroom, en-suite and a walk-in-wardrobe on the first floor. 4. Conversion of the new two-storey attic roof space and connection to existing converted attic space. The new attic roof space will be used as a study and playroom. Implementation of a new flat roof dormer window to the North side elevation of the existing main roof to serve the attic stairs. 5. General remodel and upgrade of the existing dwelling to suit the new proposed layouts, including relocation of windows and modifications. 6. All drainage, structural and associated site works to be implemented.
What happens next
Permission was granted on 10 Mar 2026. Third parties may appeal within four weeks; after that the permission is final and works can start once a commencement notice is lodged.
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About this page: the facts above come from the statutory public planning register kept by Fingal County Council and are refreshed weekly (last updated 22 Aug 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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