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Planning precedent report

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Derived from public planning records and linked source documents
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Planning precedent report

20 Sycamore Lawn, Castleknock, Dublin 15.

One-off house / within 5 km where a location match is available

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Local planning pattern

12% of nearby decided applications were refused. The preview found 4,333 nearby planning records within 5 km where a location match is available.

Matched source
FW25A/0252E
Project type
One-off house
Coverage
5 km radius
4,333Nearby applications
12%Refused
3,818Conditional grants
1Refusal reasons

Top refusal reasons nearby

Design1

Nearest similar decisions

FW25A/0252E

Permission is sought for the 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 of the existing side extension roof, new bay window to the front, new roof lights to the front and rear and all other ancillary site works.

Granted0.0 km05 August 2025
FW24A/0514E

Permission is sought for the 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.

Refused0.0 km04 February 2025
FW26A/0124E

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.

Refused0.0 km12 May 2026
FW25A/0280E

Planning permission is sought for new attic conversion,raising of gable end to change roof profile with dormer projecting window to rear of existing house for study / playroom use, also 2 no velux windows to front roof and all associated site works.

Granted0.0 km21 August 2025
FW18B/0050

Permission for retention of minor alterations to previously applied pl

Granted0.1 km12 June 2018
FW22A/0189

For the construction of a ground floor single storey extension (c. 21.2msq.) to the rear of existing dwelling and a first floor extension also to the rear (c. 4.3msq.) along with internal alterations to the existing dwelling including new ground floor window to the north elevation and all other ancillary site development works. Retention permission is also sought for the widening of the existing vehicular access on the front boundary all at 24 Laverna Dale, Castleknock, Dublin 15. AI Received Oct 27th

Granted0.1 km16 November 2022

The full report adds the full list of similar grants and refusals, source quotes, document links, and a shareable PDF summary.

Policy and design risk

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Source document extracts

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Comparable decision table

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Submission strategy

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