Alterations and extensions to the existing single storey at Rossbeg, 24 Deerpark Road
Rossbeg, 24 Deerpark Road, Mount Merrion, Co Dublin, A94E0P4
up to 3 storeys · 0.0973 ha · On Site
Planning application D26A/0228/WEB to Dun Laoghaire Rathdown County Council: Alterations and extensions to the existing single storey, at Rossbeg, 24 Deerpark Road, Mount Merrion. Granted by the council on 19 May 2026. Work commenced on 24 September 2026.
Timeline
- Application lodged
- Council granted
- Work commenced
Key facts
Proposed development
Alterations and extensions to the existing single storey, three bedroom detached dwelling to create an extended six bedroom detached dwelling, that presents as being two storey to the front, and three storey to the rear. Works include: Demolition of the two garden sheds and other structures to the rear; internal alterations to the existing house; removal of the roof; and elevational changes to the front, side and rear of the existing house; an additional storey plus new pitched roof with hipped roof elements, above the existing house; a new two storey, and part three storey rear extension (at lower ground, ground and 1st floor level). The ground floor extension will connect to a terrace that will sit over the lower ground floor extension and will connect via external stairs to the rear garden; Alterations to the front boundary wall that will create a new pedestrian entrance gate and widened vehicular entrance with sliding gate off Deer Park Road with an amended driveway; and All landscaping, boundary treatments, drainage, SuDS and all ancillary works required to facilitate the development.
Planning status
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.
- D25A/0754/WEB24 Deerpark Road, Mount Merrion, Co. Dublin, A94E0P4Closed
Alterations and extensions to the existing house to include alterations to the
- D25A/0600/WEBRossbeg, 24 Deerpark Road, Mount Merrion, Blackrock, Dublin, A94E0P4Closed
The demolition of the existing house, 131.4 sq.m.s, and two existing sheds, 24.
- D25A/0674/WEB6, Wilson Crescent, Mount Merrion, Blackrock, Dublin, A94E4X0Closed
To remove existing shed, relocate vehicular entrance, having a width of 3.5 metr
- D26B/0504/WEBNo.6, Wilson Crescent, Mount Merrion, Blackrock, Co. Dublin, A94 E4X0Lodged
1. Demolition of Existing 14.7Msq Free Standing Garage, 2. Proposed Ground Floor Extensions to South & West Elevations incl. New Front Porch & Bay Windows…
- D26B/0491/WEBNo.6, Wilson Crescent, Mount Merrion, Blackrock, Co. Dublin, A94 E4X0Closed
1. Proposed Ground Floor Extensions to South & West Elevations incl. New Front Porch & Bay Windows (52Msq). Total Area of Ground Floor (165Msq) 2. Proposed…
- D24A/0993/WEB32, Deerpark Road, Mount Merrion, Stillorgan, Co. Dublin, A94X7K4Closed
A) Demolition of existing c.178sqm two-storey (
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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