3 Granite Hall, Dun Laoghaire, Co. Dublin, A96DC85
Internal alterations, garage conversion, front and rear extensions, roof conversion with dormers, and retention of a widened entrance.
D25A/0994/WEB · Dun Laoghaire Rathdown County Council · Lodged 22 December 2025
- Reference
- D25A/0994/WEB
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 22 December 2025
Summary
AI-generatedThis application includes converting the garage to a bedroom, adding a front bay window and extending the front porch. It also proposes a single-storey rear extension, converting part of the roof to an ensuite bedroom with a rear dormer, and retaining a widened 3.5m front entrance.
Generated from the description above by an AI model and may contain mistakes. The council’s description is the authoritative record.
Official record
Development description
Internal alterations to include the conversion of the garage to a bedroom, the addition of a single story front bay window to serve the master bedroom, a single story extension of the front porch, the replacement of the roof over the kitchen with a single story pitched roof that extends across the rear of the property, the single story extension of the back of the property, the conversion of part of the roof to an ensuite bedroom to include the addition of a dormer window at the rear, the addition of a small dormer roof and window over the staircase on the north side, associated alterations of the elevations and retention of the widened front site entrance to 3.5 m wide and associated site development works.
Land-use zoning
What this land is zoned for
“A To provide residential development and improve residential amenity while protecting the existing residential amenities”
Objective set by the COUNTY DEVELOPMENT PLAN 2022-2028 (2022–2028). The planning authority decides each application on its own merits — this is the zoning context, not a compliance assessment.
Read the zoning objectives in the development planBuilt & sold
What happened next
Beyond the decision: whether this development was built, and what property here has sold for.
Recent sales nearby
within 500 m| Address | Date | Price | Distance |
|---|---|---|---|
| 3 Granite Hall, Dun Laoghaire, Dublin | Jan 2026 | €1,312,000 | 2 m |
| 7 Glenageary Terrace, Lower Glenageary Road, Dun Laoghaire | May 2026 | €1,200,000 | 41 m |
| 15 Granite Hall, Rosmeen Gardens, Dun Laoghaire | Mar 2026 | €1,295,000 | 48 m |
| Couleen, Glenageary Rd Lower, Glenageary | Mar 2026 | €1,600,000 | 50 m |
| 7 Upper Eden Rd, Glenageary, Dublin | Mar 2025 | €800,000 | 92 m |
| 13 Upper Eden Rd, Dunlaoghaire, Dublin | Feb 2025 | €765,000 | 100 m |
| 19 Eden Rd Upper, Glasthule, Dublin | Jan 2025 | €900,000 | 109 m |
| 23 Eden Rd Upper, Dun Laoghaire, Dublin | Oct 2025 | €925,000 | 117 m |
Nearby properties, not this site — a guide to local values.
Sources: Building Control Management System (commencement notices) and the Residential Property Price Register, licensed under CC BY 4.0. Records are matched to this application by location and may not be exhaustive; always confirm against the official source before relying on them.
Key dates
Timeline
- Application received22 December 2025
- Decision due24 February 2026
- Decision issued19 February 2026
In the area
Applications near this site
Other planning applications within about 500 m — what else is being proposed or built nearby.
- Compliance submissionAt this site
Compliance with Condition No.3 of Reg Ref No. D25A/0994/WEB
3 Granite Hall, Dun Laoghaire, Co. Dublin, A96DC85
D25A/0994/WEB/C2Dún Laoghaire–RathdownLodged 18 May 2026Other
- Compliance submissionAt this site
Compliance with Condition No.3 of Reg Ref No. D25A/0994/WEB
3 Granite Hall, Dun Laoghaire, Co. Dublin, A96DC85
D25A/0994/WEB/C1Dún Laoghaire–RathdownLodged 26 Mar 2026Other
- GrantedAt this site
Permission for development. Development will consist of enclosure of existing open porch to extend garage and…
4 Granite Hall, Dun Laoghaire, Co. Dublin, A96 FK68
D22B/0260Dún Laoghaire–RathdownLodged 25 May 2022Extension
- InvalidAt this site
Permission for the widening of the existing front vehicular entrance, the installation of a vehicular access…
2 Granite Hall, Dún Laoghaire, Co Dublin A96 CK72
D19A/0256Dún Laoghaire–RathdownLodged 12 Apr 2019Alterations
- GrantedAt this site
Permission for the widening of the existing front vehicular entrance, the installation of a vehicular access…
2 Granite Hall, Dún Laoghaire, Co Dublin A96 CK72
D19A/0358Dún Laoghaire–RathdownLodged 29 May 2019Alterations
- Granted30 m away
Alterations to windows of front elevation of previously approved garage extension (Ref D01B/0193).…
5 Granite Hall, Rosmeen Gardens, Dun Laoghaire.
D02A/0482Dún Laoghaire–RathdownLodged 29 May 2002Extension
- Granted30 m away
Planning permission is sought for the widening of the front pedestrian gate to provide a 2.7m wide vehicular…
5, Lower Glenageary Road Lower, Glenageary, Co. Dublin
D11A/0372Dún Laoghaire–RathdownLodged 4 Aug 2011Alterations
- Granted30 m away
New vehicular entrance for off street car parking and associate site works
3, Glenageary Terrace, Glenageary Road Lower, Glenageary, Co. Dublin
D05A/0510Dún Laoghaire–RathdownLodged 22 Apr 2005Alterations
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
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The development will consist of a single storey rear extension to the existing house, conversion of the…
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- RefusedExtension
(a) Single storey extension to the rear, (b) new bedroom over the garage to the front/side and associated…
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SD07B/0165South DublinLodged 2 Mar 2007
- InvalidExtension
A single-storey extension to front; the conversion of the garage to living accommodation and storage;…
2, Corner Park, Main Street, Newcastle, D22 A521
SD25B/0251WSouth DublinLodged 2 May 2025
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Development will consist of changing the garage door to a window and changing garage to habitable space .…
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3091/25Dublin CityLodged 28 Feb 2025
- GrantedExtension
The development consists of: (1) The conversion of the existing attached garage to the side of the existing…
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D25B/0503/WEBDún Laoghaire–RathdownLodged 15 Sept 2025
Community
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