Demolition of a rear garden out building at 19B Sycamore Lawn, Castleknock
19B Sycamore Lawn, Castleknock, Dublin 15, D15DEA4
up to 2 storeys · 0.046 ha · Under appeal since June 2026
Planning application FW26A/0124E to Fingal County Council: Demolition of a rear garden out building and the existing granny flat to the side of the existing house, at 19B Sycamore Lawn, Castleknock. Refused by the council on 12 May 2026; now under appeal to An Coimisiún Pleanála.
Timeline
- Application lodged
- Council refused
- Appealed to An Coimisiún Pleanála
Key facts
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.
Planning status
The decision has been appealed to An Coimisiún Pleanála. The appeal outcome replaces the council decision.
Appeal PL-501475-DF-26 on the An Coimisiún Pleanála website ↗
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Nearby applications
Other applications on the Fingal register close to this address.
- FW24A/0514E19B Sycamore Lawn, Castleknock, Dublin 15, D15DEA4Closed
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…
- FW25A/0252E20 Sycamore Lawn, Castleknock, Dublin 15.On Site
Construction of a first floor extension with second floor in the roof space to the side of the existing two storey detached dwelling involving the removal…
- FW24A/0176E24, Laverna Dale, Castleknock, Dublin 15, D15NNH0On Site
For the construction of a ground floor single storey extension (c. 4.7m.sq.) to the rear of the existing dwelling and a first floor extension also to the rear…
- FW25A/0280E15 Sycamore Park, Carpenterstown Castleknock, Dublin 15On Site
New attic conversion,raising of gable end to change roof profile with dormer projecting window to rear of existing house for study / playroom use…
- FW24A/0493E33 Sycamore View, Castleknock, Dublin 15, D15W58ROn Site
Re-modelling of the existing roof to change the hipped design to a gabled design…
- FW24A/0482E10 Sycamore View, Carpenterstown, Dublin 15, D15CXD0Granted
Development that will consist of the construction of a first floor extension, over existing ground-floor extension…
Related
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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