Extension and conversion of an existing garage for use as a granny flat at 20, Springhill Park
20, Springhill Park, Blackrock, Dublin, A94H671
0.0479 ha · Granted · permission to Jul 2031 (estimate)
Planning application D26A/0191/WEB to Dun Laoghaire Rathdown County Council: Extension and conversion of an existing garage for use as a granny flat, and widening of the existing vehicular gate, at 20, Springhill Park, Blackrock. Granted by the council on 2 July 2026. The permission normally runs to July 2031 (an estimate: the grant plus five years).
Timeline
- Application lodged
- Further information requested
- Further information received
- Council granted
- Permission normally ends (estimate)
The end date is an estimate: the grant plus five years, the normal life of a permission. An extension or a commencement changes it.
Key facts
Proposed development
The development will consist of Retention of the extension and conversion of an existing garage for use as a granny flat, and widening of the existing vehicular gate. Permission is also sought for a single storey rear kitchen extension, conversion of the existing attic as non habitable space with dormer window to rear and 2 no. Velux to front.
Planning status
Permission was granted on 2 Jul 2026. The four-week appeal period has passed with no appeal recorded, so the permission is final. Works can start once a commencement notice is lodged; the permission normally runs to Jul 2031 (estimate).
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Nearby applications
Other applications on the Dun Laoghaire Rathdown register close to this address.
- D26A/0167/WEB20, Springhill Park, Blackrock, Dublin, A94H671Closed
Retention of the extension and conversion of an
- D26A/0005/WEB20, Springhill Park, Blackrck, Co. Dublin, A94H671Closed
Single storey rear kitchen extension, convers
- D25B/0307/WEB28, Springhill Park, Blackrock, Dublin, A94H027Granted
Attic conversion for storage use, including a rear dormer, two rooflights to the
- D26B/0104/WEB10, Deansgrange Road, Deansgrange, Dublin, A94T9C5Granted
Single storey extension to the front of the existing house, internal alteration
- D26A/0239/WEB32, Springhill Park, Blackrock, Co. Dublin, A94FP97Closed
Amendments to the grant of planning permission (Reg. Ref. No. D25A/0029/WEB) to
- D25A/0024/WEB32, Springhill Park, Blackrock, Co. Dublin, A94FP97Closed
The construction of a one & a half story high side extension to comprise an ent
Related
About this page: the facts above come from the statutory public planning register kept by Dun Laoghaire Rathdown County Council and are refreshed weekly (last updated 21 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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