21, Grange Court, Rathfarnham, Dublin 16, D16AK40
Conversion of a garage, a new pitched roof over the front porch, and a full-width rear extension.
D25B/0219 · Dun Laoghaire Rathdown County Council · Lodged 17 April 2025
- Reference
- D25B/0219
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 17 April 2025
Summary
AI-generatedThe project includes replacing a flat roof with a pitched roof over the front porch and garage, converting the garage into a play room, and constructing a full-width rear extension to expand the kitchen, dining, and living areas.
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
New pitched roof over porch and part of garage to front to replace flat roof, including conversion of garage to play room with new front window, new extension to kitchen/dining and living room extending full width of rear, replacing sun room and boiler house, lowering of high chimney at south/east side of house along with internal alterations.
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 |
|---|---|---|---|
| 25 Grange Court, Marley Grange, Rathfarnham | Jan 2026 | €850,000 | 36 m |
| 17 Marley Dr, Rathfarnham, Dublin 16 | May 2025 | €1,240,000 | 63 m |
| 48 Grange Court, Marley Grange, Rathfarnham | Jul 2025 | €680,000 | 76 m |
| 6 Grange Court, Marley Grange, Grange Rd Dublin 16 | Apr 2025 | €950,000 | 122 m |
| 41 Eden Court, Rathfarnham, Dublin 16 | May 2025 | €695,000 | 155 m |
| 6 Marley Walk, Rathfarnham, Dublin 16 | Dec 2025 | €750,000 | 201 m |
| 12 Edenvale, Grange Rd, Rathfarnham Dublin 16 | Jan 2025 | €537,000 | 207 m |
| 3 Llewellyn Lawn, Ballinteer, Dublin | Jun 2025 | €705,000 | 211 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 received17 April 2025
- Decision due11 June 2025
- Decision issued10 June 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 for the construction of a ground floor extension to the front and rear, a side passage infill for…
20 Grange Court, Marley Grange, Rathfarnham, Dublin 16, D16YP77
D22A/0677Dún Laoghaire–RathdownLodged 12 Sept 2022Extension
- GrantedAt this site
Permission is being sought for: (1) Retention of (a) single storey rear extension, (b) single storey front…
23, Grange Court, Rathfarnham, Dublin 16
D17B/0198Dún Laoghaire–RathdownLodged 25 Apr 2017Extension
- Invalid30 m away
Permission for development consisting of the construction of a single storey extension to the west side of…
42, Grange Court, Rathfarnham, Dublin 16
D13B/0185Dún Laoghaire–RathdownLodged 29 May 2013Extension
- Granted30 m away
Permission for the construction of a single storey extension to the west side of the existing house to…
42, Grange Court, Rathfarnham, Dublin 16
D13B/0249Dún Laoghaire–RathdownLodged 17 Jul 2013Extension
- Granted30 m away
Variation on the previous planning permission ref D03A/0822 to provide for the retention of the existing car…
1, MARLEY DRIVE, RATHFARNHAM, DUBLIN 16
D04A/1039Dún Laoghaire–RathdownLodged 8 Sept 2004Retention
- Granted40 m away
Permission is sought for modifications of existing canopy to form porch (3.5 sq.m) with tiled pitched roof…
26, Grange Court, Rathfarnham, Dublin 14
D11B/0009Dún Laoghaire–RathdownLodged 13 Jan 2011Extension
- Granted40 m away
Permission is sought for the construction of a canopy to front of dweling, alteration to front entrance door…
17, Grange Court, Rathfarnham, Dublin 16
D13B/0225Dún Laoghaire–RathdownLodged 26 Jun 2013Alterations
- Withdrawn40 m away
Two storey extension at the side and a single extension at rear
7, Marley Drive, Rathfarnham, Dublin 16
D06B/0186Dún Laoghaire–RathdownLodged 6 Mar 2006Extension
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
Extensions and alterations to include for conversion to playroom of existing garage at front: single storey…
55, Deerpark Road, Mount Merrion, Co. Dublin
D04B/0147Dún Laoghaire–RathdownLodged 1 Mar 2004
- GrantedExtension
Remove existing tiled roof over front entrance and flat roof to garage and replace with new front porch…
259, Orwell Park Glade, Dublin 6w
SD22B/0339South DublinLodged 22 Jul 2022
- GrantedExtension
Conversion of existing garage to playroom, enlargement of existing toilet and utility room with two new…
31, Knockmeenagh Road, Dublin 22
SD07B/0643South DublinLodged 26 Jul 2007
- InvalidRetention
Demolition of the lean to shed, replacement of the previous garage flat roof with a new pitched roof to tie…
28, Granville Road, Dun Laoghaire, Dublin, A96P642
D23B/0442Dún Laoghaire–RathdownLodged 28 Sept 2023
- GrantedExtension
Alter and extend existing two storey dwelling house to include; kitchen and bedroom two storey rear extension…
Ballinrostig, Whitegate, Co Cork,
236271corkLodged 13 Nov 2023
- GrantedExtension
Conversion of 13m2 garage to playroom, 2m2 new porch to Hall, First Floor side hipped roof over garage and…
82, Saint Aidans Drive, Goatstown, Dublin 14
D08B/0813Dún Laoghaire–RathdownLodged 9 Dec 2008
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