5, Glenbourne Green, Leopardstown Valley, Dublin, D18V403
Attic conversion and roof modifications to a semi-detached house in Leopardstown.
D26B/0053/WEB · Dun Laoghaire Rathdown County Council · Lodged 30 January 2026
- Reference
- D26B/0053/WEB
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 30 January 2026
Summary
AI-generatedThe application seeks to convert the existing roof void into non-habitable attic space. Works include changing the roof from a hip to a gable type, building up the side gable wall, and installing new roof windows to the rear.
- Storeys
- 2
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
Permission is sought for the building up of the side gable wall at roof level, changing the main roof from a hip to a gable type roof and new side gable wall. Fitting a new window in this newly constructed gable wall. Conversion of the existing roof void to a non-habitable attic space with roof windows to the rear of the main roof and associated internal works in this two storey semi-detached house.
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 |
|---|---|---|---|
| 19 Glencairn Dr, Leopardstown, Dublin 18 | Apr 2026 | €855,000 | 69 m |
| 22 Glencairn Thicket, The Gallops, Sandyford Dublin 18 | Aug 2025 | €690,000 | 77 m |
| 39 Glenbourne Rd, Leopardstown, Dublin 18 | Sept 2025 | €711,000 | 94 m |
| 30 Glenbourne Way, Leopherdstown Valley, Dublin | Oct 2025 | €690,000 | 160 m |
| 30 Levmoss Ave, Levmoss Park, The Gallops | Sept 2025 | €612,000 | 168 m |
| 16 Glenbourne Way, Leopardstown Valley, Dublin 18 | May 2025 | €666,000 | 168 m |
| 13 Glenbourne Grove, Leopardstown Valley, Dublin 18 | Jun 2025 | €540,000 | 183 m |
| 5 Glencairn Rise, The Gallops, Leopardstown Dublin 18 | Aug 2025 | €797,000 | 191 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 issued23 March 2026
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
Attic room with dormer and roof windows to rear and gable built up to side
3, Glenbourne Green, Leopardstown Valley, Dublin 18.
D08B/0378Dún Laoghaire–RathdownLodged 21 May 2008Extension
- Granted30 m away
To demolish rear wall of existing single storey extension to rear and construct new single storey and…
3, Glenbourne Crescent, Leopardstown Valley, Dublin 18
D05B/0356Dún Laoghaire–RathdownLodged 17 May 2005Extension
- Refused30 m away
Change of use of a single storey domestic structure to a proposed Montessori school with proposed 5.5m2…
13 Glenbourne Green. Leopardstown Valley, Leopardstown,, Dublin 18.
D02A/0165Dún Laoghaire–RathdownLodged 7 Mar 2002Change of use
- Granted30 m away
Single and two-storey extension to side and rear of house, altered roof profiles and ancillary site works
15, Glenbourne Green, Leopardstown Valley, Dublin 18
D08B/0152Dún Laoghaire–RathdownLodged 29 Feb 2008Extension
- Granted30 m away
For proposed single storey extension at side two storey and single storey extension at rear and porch at front
1, Glenbourne Crescent, Leopardstown Valley, Dublin 18
D06B/0225Dún Laoghaire–RathdownLodged 16 Mar 2006Extension
- Granted30 m away
The conversion and alterations of the attic space, works to include the removal of the of the hip roof,…
7, Glenbourne Crescent, Leopardstown, Dublin 18, D18X033
D24B/0105Dún Laoghaire–RathdownLodged 15 Mar 2024Extension
- Granted40 m away
2 no single storey extensions to the side and rear. [LOCATION] 9 Glenbourne Crescent, Leopardstown Valley,…
9 Glenbourne Crescent, Leopardstown Valley, Dublin 18.
D02B/0321Dún Laoghaire–RathdownLodged 17 May 2002Extension
- Granted40 m away
Permission for single storey extension to rear of existing dwelling, along with internal alterations and…
15 Glenbourne Green, Leopardstown Valley, Dublin 18
D19B/0166Dún Laoghaire–RathdownLodged 1 Apr 2019Extension
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 to change the main roof from a hip to a gable adding a new gable end, flat roof dormer…
3, Kinvara Avenue, Navan Road, Dublin 7
WEB1037/21Dublin CityLodged 19 Jan 2021
- GrantedExtension
Permission is sought to change the main roof profile from a hip to a gable adding a new gable end, dormer…
79 Charlemont, Griffith Avenue, Dublin 9
WEB1807/21Dublin CityLodged 30 Jul 2021
- GrantedExtension
Permission for conversion of the existing attic space including modification of existing hipped roof to gable…
14, Glenbourne Park, Dublin 18, D18Y6T2
D24B/0138Dún Laoghaire–RathdownLodged 2 Apr 2024
- GrantedExtension
Permission for alterations to the existing hipped roof of dwelling to a gable end roof. Increase the attic…
35 Mapas Road, Dalkey, Co Dublin
D14B/0194Dún Laoghaire–RathdownLodged 5 Jun 2014
- GrantedExtension
Permission is sought for alteration to existing roof from hipped to gable (with window in new gable wall) and…
74, Castle Farm, Shankill, Dublin 18
D12B/0181Dún Laoghaire–RathdownLodged 1 Jun 2012
- GrantedAlterations
Permission is sought for development consisting of the conversion of second floor attic to include 3 no. roof…
31 The Fairways, Mill Road, Knockgriffin, Midleton, Co.Cork
226354corkLodged 18 Oct 2022
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