Demolition of a rear garden out building and the existing granny flat to the side…
19B Sycamore Lawn, Castleknock, Dublin 15, D15DEA4
Proposed development
Demolition of a rear garden out building and the existing granny flat to the side of the existing house, with modification to the existing house roof, and replacement of the granny flat with a detached, two-storey, 2-bed house and the formation of a new opening in the front boundary wall, including partial paving of the grass area beside the public footpath to allow vehicular access and all associated site works.
What happens next
Permission was refused on 12 May 2026. The applicant may appeal within four weeks of the decision.
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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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