9, Highthorn Park, Dun Laoghaire, Dublin, A96W9V4
Installation of a rear dormer window and a front rooflight to the existing roof.
D23B/0040 · Dun Laoghaire Rathdown County Council · Lodged 7 February 2023
- Reference
- D23B/0040
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 7 February 2023
Summary
AI-generatedPlanning permission is sought for the installation of a dormer window to the rear of the existing roof. The works also include adding one Velux window to the front roof slope.
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 dormer window to the rear and 1 velux window to front of existing roof and associated 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.
Built — construction complete
A commencement notice records works starting on 26 March 2024.
Notified floor area: 31 m²
Recent sales nearby
within 500 m| Address | Date | Price | Distance |
|---|---|---|---|
| 44 Highthorn Park, Dun Laoghaire, Co Dublin | Jun 2026 | €578,000 | 63 m |
| 18 Highthorn Park, Dun Laoghaire, Dublin | May 2025 | €810,000 | 67 m |
| 58 Hightorn Park, Mounttown, Dun Laoghaire | May 2025 | €710,000 | 86 m |
| 44mounttown Road, Monkstown, Dublin | Dec 2025 | €985,000 | 119 m |
| 1 Kill Avenue, Dun Laoghaire, Dublin | Mar 2026 | €832,000 | 159 m |
| 54 Mounttown Rd Lower, Dun Laoghaire, Dublin | Jan 2026 | €940,000 | 163 m |
| 7 Mounttown Villas, Mounttown Lower, Mounttown | Mar 2026 | €480,100 | 166 m |
| 25 Fitzgerald Park Mounttown, Dun Laoghaire, Dublin | Nov 2025 | €510,000 | 166 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 received7 February 2023
- Decision due3 April 2023
- Decision issued30 March 2023
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 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
- Granted30 m away
Planning permission for development. The development will consist of removal of existing pedestrian entrance…
21, Highthorn Park, Dun Laoghaire, Co. Dublin
D16A/0860Dún Laoghaire–RathdownLodged 18 Nov 2016Alterations
- Granted50 m away
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
- Granted50 m away
Planning permission for attic conversion with dormer to rear roof to accommodate stairs to allow access to…
8 Highthorn Park, Mounttown, Glenageary, Dublin, A96R9D9
D25B/0287/WEBDún Laoghaire–RathdownLodged 22 May 2025Extension
- Granted50 m away
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
- Granted60 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
- Granted60 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
- Granted60 m away
I, the applicant, intend to apply for Planning Permission for development at 46 Highthorn Park, Mounttown,…
46, Highthorn Park, Mounttown, Glenageary, Dublin, A96H6T8
D25A/0103/WEBDún Laoghaire–RathdownLodged 11 Feb 2025Alterations
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
Permission is sought for a dormer window to the rear and 1 Velux window to front of existing roof and…
37, Highthorn Park, Dun Laoghaire, Co. Dublin
D12B/0119Dún Laoghaire–RathdownLodged 12 Apr 2012
- GrantedExtension
Permission is sought for two dormer windows to the rear and wo Velux windows to the front of existing roof…
78, Wyattville Park, Ballybrack, Co. Dublin
D12B/0139Dún Laoghaire–RathdownLodged 26 Apr 2012
- GrantedExtension
Planning permission for construction of dormer window to rear of converted attic and installation of two…
23, Wyckham Park Road, Dundrum, Dublin 16
D12B/0025Dún Laoghaire–RathdownLodged 30 Jan 2012
- GrantedAlterations
Planning Permission for the construction of a dormer window to the rear of dwelling and two number Velux…
28 Brackenstown Village, Swords, Co. Dublin, K67 F6E4
F26A/0096EFingalLodged 11 Feb 2026
- GrantedExtension
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 2018
- GrantedExtension
Planning permission for new dormer roof to the rear of the existing roof slope & a new window to the gable at…
25, Woodley Park, Kilmacud, Dublin 14, D14CX58
D23B/0070Dún Laoghaire–RathdownLodged 21 Feb 2023
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