The proposed development will consist of: (a) Demolition of existing conservatory (14.1…
Avalon, Courtlough, Balbriggan, Co. Dublin, K32 N242
Proposed development
The proposed development will consist of: (a) Demolition of existing conservatory (14.1 sqm GFA) located to the rear of existing dwelling. (b) The construction of a new part single storey, part two storey flat roofed rear extension (138.6 sqm GFA) to existing dormer dwelling. (c) Modifications to the front roof of existing dwelling comprising the omission of 2 no. existing dormer windows and the insertion of 3 no. new Velux windows. (d) Insertion of 1 no. new window to north/side elevation of existing dwelling and 1 no. new window to south/side elevation of existing dwelling. (e) Decommissioning of existing septic tank and installation of new on-site proprietary waste water treatment plant (WWTP) and percolation area. (d) All associated site works.
What happens next
The application has been lodged and validated. The council has eight weeks to decide, unless it asks for further information. The council's decision is due by 20 Oct 2026.
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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 19 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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