29, Grangebrook avenue, Rathfarnham, Dublin 16, D16Y8V0
Attic conversion with a side dormer and roof windows at a house in Rathfarnham.
SD25B/0323W · South Dublin County Council · Lodged 5 June 2025
- Reference
- SD25B/0323W
- Authority
- South Dublin County Council
- Register status
- Decided
- Type
- Permission
- Received
- 5 June 2025
Summary
AI-generatedThe application seeks permission for alterations to the existing hip roof to extend the ridgeline. This will allow for the creation of a side dormer to accommodate attic stairs for a non-habitable attic storage conversion, complete with front and rear roof windows.
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 alterations to the existing hip roof to extend ridgeline and create a dormer to side to accommodate an attic stairs allow conversation of attic in to non-habitable storage space, with roof windows to the front roof & rear roof, all with associated ancillary works
Land-use zoning
What this land is zoned for
“To protect and/or improve residential amenity”
National zoning type: Existing residential
Objective set by the South Dublin 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 Clonmullan Hall, Block J, Edenderry | Feb 2026 | €150,000 | 32 m |
| 32 Grangebrook Ave, Rathfarnham, Dublin 16 | Dec 2025 | €710,000 | 51 m |
| 8 Oldchurch, Grangebrook Avenue, Rathfarnhamprice excludes VAT | Dec 2025 | €726,872 | 76 m |
| 5 Oldchurch, Grangebrook Avenue, Rathfarnhamprice excludes VAT | Jan 2026 | €814,978 | 76 m |
| 6 Oldchurch, Grangebrook Avenue, Rathfarnhamprice excludes VAT | Dec 2025 | €867,841 | 76 m |
| No.2 Oldchurch, Grangebrook Avenue, Rathfarnhamprice excludes VAT | Jan 2026 | €947,100 | 76 m |
| 20 Grangebrook Ave, Rathfarnham, Dublin 16 | Mar 2025 | €620,000 | 78 m |
| 5 Grangebrook Ave, Whitechurch Rd, Rathfarnham Dublin 16 | Nov 2025 | €705,000 | 83 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 received5 June 2025
- Decision due30 July 2025
- Decision issued15 July 2025
- Permission expiry27 August 2030
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
Raise existing gable wall up to roof level to form a new dormer structure with window to the side of Dwelling…
25 Grangebrook Avenue, Rathfarnham, Dublin 16
SD25B/0207South DublinLodged 11 Apr 2025Extension
- Invalid30 m away
Planning Permission for alterations to the existing hip roof to extend ridgeline and create a dormer to side…
29 Grangebrook Avenue, Rathfarnham, Dublin 16, D16Y8V0
D25B/0286/WEBDún Laoghaire–RathdownLodged 21 May 2025Extension
- Granted40 m away
A dormer roof with windows, to the side of the dwelling. Works to include 2 Velux windows to front and 2…
17, Grangebrook Avenue, Rathfarnham, Dublin, D16 X4R2
SD26B/0013WSouth DublinLodged 16 Jan 2026Extension
- Granted40 m away
Proposed new dormer roof and window built onto existing hip on side of roof at attic level to give access to…
40, Grangebrook Avenue, Dublin 16
SD13B/0226South DublinLodged 9 Sept 2013Extension
- Granted40 m away
Dormer window to the side and rooflights to the front and rear of existing roof
44, Grangebrook Avenue, Dublin 16
SD21B/0177South DublinLodged 30 Mar 2021Extension
- Granted50 m away
Modification of existing roof structure and conversion of attic space complete with dormer to the side and 3…
38, Grangebrook Avenue, Rathfarnham, Dublin 16.
SD18B/0021South DublinLodged 26 Jan 2018Extension
- Granted50 m away
Dormer roof & window built onto existing hip on side of roof at attic level to give access to existing attic…
15, Grangebrook Avenue, Rathfarnham, Dublin 16
SD10B/0224South DublinLodged 4 Jun 2010Extension
- Granted50 m away
Single storey extension to the side and rear of existing dwelling incorporating a single rooflight and…
48, Grangebrook Avenue, Ballyboden, D16 X7T8.
SD18B/0131South DublinLodged 3 Apr 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.
- InvalidExtension
Planning Permission for alterations to the existing hip roof to extend ridgeline and create a dormer to side…
29 Grangebrook Avenue, Rathfarnham, Dublin 16, D16Y8V0
D25B/0286/WEBDún Laoghaire–RathdownLodged 21 May 2025
- GrantedExtension
Planning permission for Alterations to existing hip roof to create extended ridgeline with gable roof to side…
9 Beverton Way, Turvey avenue, Donabate, Co. Dublin, K36 ET04
F24A/0330FingalLodged 11 Apr 2024
- GrantedExtension
Planning Permission for Alterations to existing hip roof side to create a gable roof to accommodate attic…
34 Laverna Way, Carpenterstown, Dublin 15, D15 EH5R
FW23B/0021FingalLodged 13 Mar 2023
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