Redesign of the permitted no. 40 Thornhill Oaks (D20A/0432, ABP308150-20) to
Site at Thornhill Oaks, Mount Merrion, Blackrock, Co Dublin
Proposed development
Redesign of the permitted no. 40 Thornhill Oaks (D20A/0432, ABP308150-20) to
What happens next
A commencement notice has been lodged: works are under way or about to start.
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Nearby applications
Other applications on the Dun Laoghaire Rathdown register close to this address.
- D26B/0071/WEB49 Thornhill Oaks, Cherrygarth, Mount Merrion, Blackrock, Dublin, A94Y8X5Granted
Following: Conversion of existing attic space to
- D26A/0019/WEB57, South Avenue, Mount Merrion, Stillorgan, Co. Dublin, A94A7P1Granted
a) demolition of existing (single storey) garage/kitchen extension to side and
- D26A/0346/WEB100, The Rise, Mount Merrion, Blackrock, Co. Dublin, A94N7Y3Lodged
1) Demolition to existing Chimney to the rear, 2) Proposed two story extension t
- D26A/0327/WEB100, The Rise, Mount Merrion, Co Dublin, A94N7Y3Closed
1) Demolition to existing Chimney to the rear, 2) Proposed two story extension t
- D26B/0242/WEB81, South Avenue, Mount Merrion, Blackrock, Co. Dublin, A94H1K0Lodged
(a) first floor side extension over existing gro
- D26B/0064/WEB40 South Avenue, Mount Merrion, Blackrock, Co. Dublin, A94X5N0Granted
; a) A proposed first floor extension to front, above ex
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 7 Jul 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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