Conversion of existing attic space to new bedroom a
48, Thornhill Oaks, Mount Merrion, Co. Dublin, A94 K0E7
Proposed development
Permission is sought for The conversion of existing attic space to new bedroom a
What happens next
Permission was granted on 19 Sept 2024. Third parties may appeal within four weeks; after that the permission is final and works can start once a commencement notice is lodged.
Is this your application?
Say it is yours and you will see which building firms and trades have asked to work on it, with the contact details they chose to leave. It is free and takes an email address. Nothing is shared with anyone unless you choose to contact them.
Nearby applications
Other applications on the Dun Laoghaire Rathdown register close to this address.
- D25A/0862/WEBThornhill Oaks, Cherrygarth, Mount Merrion, Blackrock, Co. Dublin, and Thornhill House (a Protected Structure) A94W7C5Granted
Oak View Property Developments Limited, intend to apply for Retention Permission
- D24B/0425/WEBThornhill Oaks, Cherrygarth, Mount Merrion, Blackrock, Dublin, A94W7C5Granted
Oak View Property Developments Limited, intend to apply for Retention Permissio
- 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
- D24A/0059Site at Thornhill Oaks, Mount Merrion, Blackrock, Co DublinOn Site
Redesign of the permitted no. 40 Thornhill Oaks (D20A/0432, ABP308150-20) to
- REF1112531 South Avenue,, Mount Merrion,, Co. Dublin.In Assessment
1) 37m2 kitchen extension to rear of property. 2) Alignment of windows at front
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 2 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.
Remove my application from this page
If this is your application and you would rather it did not appear here, tell us and we will take the page down. No account, no questions asked. This is your right to object under GDPR Article 21.