Planning application · Dun Laoghaire Rathdown County Council

Construction of a single-storey ground-floor extension to the front at 79 Merrion Park, Blackrock

79 Merrion Park, Blackrock, Co. Dublin, A94ED70

D26B/0498/WEB · Dun Laoghaire RathdownLodged

0.035 ha · Lodged

Planning application D26B/0498/WEB to Dun Laoghaire Rathdown County Council: Construction of a single-storey ground-floor extension to the front and side of the existing dwelling, at 79 Merrion Park, Blackrock. A council decision is due by 6 November 2026.

Timeline

  1. Application lodged
  2. Council decision due

Key facts

Reference
D26B/0498/WEB
Planning authority
Dun Laoghaire Rathdown County Council
Received
14 Sept 2026
Decision due
6 Nov 2026
Status
Lodged
Application type
Extension
Use
Residential
Dwellings (estimated)
1
Read from the description, not stated on the register.
Site area
0.035 ha

Proposed development

The development will consist of: the construction of a single-storey ground-floor extension to the front and side of the existing dwelling; alterations to existing window openings on the rear elevation; the construction of a dormer extension to the rear roof slope of the existing dwelling; alterations to the existing hipped roof, including an increase in the pitch of the hipped roof slope; the construction of a new pedestrian entrance in the existing boundary wall; the provision of a new window on the gable elevation; hard and soft landscaping and all associated site development works above and below ground.

Planning status

The application has been lodged and validated. The council has eight weeks to decide, unless it asks for further information. The council's decision is due by 6 Nov 2026.

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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 29 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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