77, Johnstown Park, Glenageary, Dublin, A96X4F3
Attic conversion with a hip-to-gable roof change and rear dormer window in Glenageary.
D26B/0050/WEB · Dun Laoghaire Rathdown County Council · Lodged 30 January 2026
- Reference
- D26B/0050/WEB
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 30 January 2026
Summary
AI-generatedThe development consists of converting the attic to non-habitable accommodation and a bathroom. The works include changing the existing hipped end roof to a gable end roof, constructing a rear dormer window, and adding a side window.
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
Conversion of attic to non-habitable accommodation and a bathroom, including changing the existing hipped end roof to a gable end roof, construction of a dormer window to the rear and a window to the new side gable wall, all at roof level.
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 |
|---|---|---|---|
| 82 Johnstown Ave, Dun Laoghaire, Dublin | May 2025 | €637,000 | 63 m |
| 95 Johnstown Ave, Dun Laoghaire, Dublin | Mar 2025 | €650,000 | 68 m |
| 96 Johnstown Ave, Cabinteely, Dublin | Apr 2026 | €800,000 | 73 m |
| 31 Johnstown Rd, Dun Laoghaire, Dublin | Jun 2025 | €450,000 | 102 m |
| 66 Johnstown Grove, Cabinteely, Dublin 18 | Jan 2026 | €920,000 | 106 m |
| 105 Johnstown Ave, Dun Laoghaire, Co Dublin | Sept 2025 | €785,000 | 106 m |
| 101 Granitefield, Dun Laoghaire, Dublin | Aug 2025 | €657,000 | 110 m |
| 84 Granitefield, Rochestown Ave, Dun Laoghaire | Nov 2025 | €685,000 | 134 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 received30 January 2026
- Decision due26 March 2026
- Decision issued24 March 2026
In the area
Applications near this site
Other planning applications within about 500 m — what else is being proposed or built nearby.
- InvalidAt this site
The development will consist of: Conversion of attic to non-habitable accommodation and a bathroom, including…
77, Johnstown Park, Glenageary, Co. Dublin, A96X4F3
D26B/0028/WEBDún Laoghaire–RathdownLodged 22 Jan 2026Extension
- InvalidAt this site
The development will consist of: Conversion of attic to non-habitable accommodation and a bathroom, including…
77, Johnstown Park, Glenageary, Co. Dublin, A96X4F3
D25B/0729/WEBDún Laoghaire–RathdownLodged 22 Dec 2025Extension
- RefusedAt this site
For a 2 storey detached house at the side and bungalow to rear, both fronting onto Johnstown Avenue, also…
79, Johnstown Park, Dun Laoghaire, Co. Dublin
D05A/0411Dún Laoghaire–RathdownLodged 4 Apr 2005New dwelling
- GrantedAt this site
Demolition of existing workshop and erection of a single storey dwelling with off street parking
79, Johnstown Park, Dun Laoghaire, Co. Dublin.
D05A/1447Dún Laoghaire–RathdownLodged 10 Nov 2005New dwelling
- Refused30 m away
Demolition of existing workshop and erection of a two storey dwelling with off street parking
79, Johnstown Park, Dun Laoghaire, Co. Dublin.
D05A/1448Dún Laoghaire–RathdownLodged 10 Nov 2005New dwelling
- Granted30 m away
Permission is sought for — Proposed 3 storey (including roof level - with dormer to rear) semi-detached,…
79, Johnstown Park, Glenageary, Dublin, A96F7K3
D21B/0690Dún Laoghaire–RathdownLodged 8 Mar 2022New dwelling
- Granted30 m away
Demolition of existing workshop and erection of single storey dwelling
89, Johnstown Avenue, Cabinteely, Dublin 18
D04A/0732Dún Laoghaire–RathdownLodged 1 Sept 2004New dwelling
- Granted40 m away
Permission for conversion of existing attic space and dormer to side of existing hipped roof and dormer to…
73 Johnstown Park, Glenageary, Co Dublin A96 X8N2
D18B/0484Dún Laoghaire–RathdownLodged 5 Nov 2018Extension
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
Conversion of attic to non habitable accomodation and a bathroom including changing the hipped end roof to a…
5, Sweetbriar Lane, Dublin 14, D14FN53
D24B/0172Dún Laoghaire–RathdownLodged 17 Apr 2024
- GrantedExtension
Conversion of her attic to non-habitable accommodation and a bathroom including changing the existing hipped…
55, Johnstown Road, Cabinteely, Glenageary, Dublin, A96X7D6
D25B/0065/WEBDún Laoghaire–RathdownLodged 7 Feb 2025
- WithdrawnExtension
Conversion of his attic to non-habitable accommodation including changing the existing hipped end roof to a…
24, Home Farm Park, Drumcondara, Dublin 9, D09 F8C9
WEB2419/24Dublin CityLodged 3 Nov 2024
- GrantedExtension
Conversion of attic to non-habitable space, and a bathroom, including a dormer window to the rear, a velux…
7, Kilbride Road, Dublin 5, D05 P6H9
WEB2288/24Dublin CityLodged 11 Oct 2024
- GrantedExtension
An attic conversion to non-habitable room, which incorporates the gable wall being raised, a change of roof…
352 Riverforest , Leixlip , Co. Kildare
18236KildareLodged 8 Mar 2018
- GrantedExtension
Conversion of attic to non-habitable accommodation including changing existing hipped end roof to a 'Dutch'…
48, Beechfield Road, Dublin 12
SD21B/0466South DublinLodged 2 Sept 2021
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