8 Highthorn Park, Mounttown, Glenageary, Dublin, A96R9D9
Attic conversion with a rear dormer window and front roof windows for storage use.
D25B/0287/WEB · Dun Laoghaire Rathdown County Council · Lodged 22 May 2025
- Reference
- D25B/0287/WEB
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 22 May 2025
Summary
AI-generatedThe application seeks permission for an attic conversion to accommodate non-habitable storage space. The works include a rear dormer window to house the new stairs, front roof windows, and associated ancillary works.
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
Planning permission for attic conversion with dormer to rear roof to accommodate stairs to allow access to attic conversion as non habitable storage space with roof windows to front all with associated ancillary 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 |
|---|---|---|---|
| 18 Highthorn Park, Dun Laoghaire, Dublin | May 2025 | €810,000 | 29 m |
| 44 Highthorn Park, Dun Laoghaire, Co Dublin | Jun 2026 | €578,000 | 87 m |
| 58 Hightorn Park, Mounttown, Dun Laoghaire | May 2025 | €710,000 | 128 m |
| 1 Kill Avenue, Dun Laoghaire, Dublin | Mar 2026 | €832,000 | 133 m |
| 44mounttown Road, Monkstown, Dublin | Dec 2025 | €985,000 | 136 m |
| 15 Rochdale, Honey Park, Kill Avenue Dun Laoghaire | May 2026 | €426,000 | 156 m |
| 150 Oliver Plunkett Rd, Monkstown Farm, Dun Laoghaire | May 2025 | €552,500 | 168 m |
| 25 Fitzgerald Park Mounttown, Dun Laoghaire, Dublin | Nov 2025 | €510,000 | 170 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 May 2025
- Decision due16 July 2025
- Decision issued11 July 2025
In the area
Applications near this site
Other planning applications within about 500 m — what else is being proposed or built nearby.
- GrantedAt this site
Permission sought for the construction of a dormer window to the rear and the installation of two velux roof…
6, Highthorn Park, Dun Laoghaire
D18B/0389Dún Laoghaire–RathdownLodged 31 Aug 2018Extension
- GrantedAt this site
Permission is sought for conversion of the existing attic space to a study area and storage space with dormer…
4, Highthorn Park, Dun Laoghaire, Co. Dublin
D12B/0231Dún Laoghaire–RathdownLodged 11 Jul 2012Extension
- Granted30 m away
Permission is sought for a double height side extension comprising 11.6sqm living space on the ground floor…
2 Highthorn Park, Mounttown, Glenageary, Co Dublin
D21B/0692Dún Laoghaire–RathdownLodged 17 Dec 2021Extension
- Granted30 m away
Permission is sought for a double height side extension to dwelling comprising 11.6sqm living space on the…
2, Highthorn Park, Mounttown, Glenageary, Co Dublin
D21B/0343Dún Laoghaire–RathdownLodged 8 Jul 2021Extension
- Granted30 m away
A double height side extension comprising 20sqm living space on the ground floor and 20sqm bedroom and…
18, Highthorn Park, Mounttown, Glenageary, Co. Dublin, A96Y6V9
D25A/0778/WEBDún Laoghaire–RathdownLodged 14 Oct 2025Extension
- Granted50 m away
Planning permission for dormer window to the rear and 1 Velux window to front of existing roof and associated…
9, Highthorn Park, Dun Laoghaire, Dublin, A96W9V4
D23B/0040Dún Laoghaire–RathdownLodged 7 Feb 2023Extension
- Granted50 m away
Permission for the Retention of the widened front entrance gateway and planning permission is also sought for…
3 Highthorn Park, Glenageary, Co Dublin A96 F5Y0
D18A/1153Dún Laoghaire–RathdownLodged 7 Dec 2018Retention
- Granted60 m away
Permission for alterations to the attic to include 2 no. skylights to the front and 1 no. to the rear of the…
19, Glenageary Road Upper, Glenageary, Co. Dublin
D14B/0076Dún Laoghaire–RathdownLodged 6 Mar 2014Alterations
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- GrantedExtension
Planning permission for attic conversion with dormer to rear roof to accommodate stairs to allow access to…
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WEB1713/26Dublin CityLodged 27 Mar 2026
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WEB2485/25Dublin CityLodged 24 Jun 2025
- GrantedExtension
Planning permission for attic conversion with 2 dormers to rear roof to accommodate stairs to allow access to…
31 Pinetree Crescent, Dublin 24, D24 Y7YX
SD26B/0006WSouth DublinLodged 12 Jan 2026
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