19B Sycamore Lawn, Castleknock, Dublin 15, D15DEA4
Data updated 12 Sept 2026 · register lag up to 7 days · sources & freshness
FW26A/0124E is a planning application for permission at 19B Sycamore Lawn, Castleknock, Dublin 15, D15DEA4, received by Fingal County Council on 27 Mar 2026 and first seen by Planning Register on 11 Sept 2026. The application describes: Demolition of a rear garden out building and the existing granny flat… The council refused permission on 12 May 2026. The five-week observation window closed on 1 May 2026. Appeal 501475 is before An Coimisiún Pleanála (lodged 4 Jun 2026). The site is zoned null under the Fingal County Council development plan. Within 500 m there are 94 other decided applications in the last five years and 11 appeals.
Proposal
Demolition of a rear garden out building and the existing granny flat
The description is truncated at source (70 characters in the national feed). The full text is on the council register.
- Status
- Planners Report to ACP
- Decision
- Refuse permission on 12 May 2026
- Site (from polygon)
- 483 m²
- Location precision
- site (coords_polygon)
Timeline
- 27 Mar 2026New applicationObservation window closed 1 May 2026
- 12 May 2026DecisionAppeal window closed 9 Jun 2026
- 4 Jun 2026Appeal lodged

Full planning report for 53.37549, -6.38454
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1 Where this is — preview
1 Deadlines still open
Appeal
Commencement
No commencement notice matched to this reference.
Zoning at the site
RS - Residential: Ensure that any new development in existing areas would have a minimal impact on and enhance existing residential amenity.
RS - Residential: Provide for residential development and protect and improve residential amenity
An established residential area. The objective is to protect existing residential amenity as well as to provide housing — which is the objective a neighbour's objection to an overbearing extension is usually argued under.
Designations within 250 m
No OPW flood extent nearby.
- Radon risk area · 2
Provenance
Register row from the national planning applications feed (NPAD), fetched 11 Sept 2026, 15:18 (store id 49404). Deadlines were computed by the store from the received / decided dates under the Planning and Development Act 2000 and are recorded as events, not recomputed here. Council register: https://planning.agileapplications.ie/fingal/application-details/?ref=FW26A/0124E.
Source: npad · fetched 11 Sept 2026, 15:18
| Source | Licence | Fetched | Link |
|---|---|---|---|
| npad | CC-BY-4.0 | 11 Sept 2026, 15:18 | open |