31, Rathmore Avenue, Kilmacud, Blackrock, Dublin, A94X6X9
Demolition of a garage and rear of house to build a new rear extension with a double pitched roof and rooflights.
REF15224 · Dun Laoghaire Rathdown County Council · Lodged 21 November 2024
- Reference
- REF15224
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Section 5
- Received
- 21 November 2024
Summary
AI-generatedThe project involves the demolition of a garage, coal shed, and 39.5 sqm of the rear of the house. A new rear extension will be constructed featuring a double pitched roof, six south-facing rooflights, and a garden-facing sliding door. Internal alterations include moving the stairs, adding a bathroom and en-suite, and resizing a bedroom.
- Floor area
- 40 m²
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
Demolition of garage and coal shed (front of garage to be retained. Demolition of rear of house outlined in blue on existing plan 39.5 sqm. Extension to the rear with double pitched roof with front facing hip, 6 south facing windows (roof lights), garden facing sliding door and minimum one meter side passage with windows and doors facing boundary . Moving of stairs as shown in proposed plan. Addition of bathroom and en-suite, new landing and resized bedroom 3 upstairs within internal floor space. Addition of a rear facing rooflight above new stairs location. Internal rooms in the extension are kitchen/living/dining, bathroom, utilities/plant, playroom and bedroom
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 Hazel Ave, Kilmacud, Dublin | Aug 2025 | €745,000 | 112 m |
| 30 Hazel Ave, Stillorgan, Dublin | Apr 2025 | €370,000 | 123 m |
| 6 Rathmore Ave, Kilmacud, Blackrock | Jul 2025 | €610,000 | 138 m |
| 7 Rathmore Ave, Kilmacud, Stillorgan | Sept 2025 | €975,000 | 141 m |
| 167 Kilmacud Road Upper, Stillorgan, Dublin | Jul 2025 | €1,050,000 | 157 m |
| 1 St Kevin's Park, Kilmacud, Stillorgan | Apr 2025 | €860,000 | 159 m |
| 183 Kilmacud Road Upper, Stilorgan, County Dublin | Jan 2025 | €948,000 | 166 m |
| 6a Kilmacud Avenue, Stillorgan, Dublin | Jan 2026 | €880,000 | 176 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 received21 November 2024
- Decision due18 December 2024
- Decision issued16 December 2024
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
The demolition of existing front dormer and rear roof, construction of a front dormer with window, second…
31, Rathmore Avenue, Kilmacud, Co. Dublin, A94X6X9
D26B/0018Dún Laoghaire–RathdownLodged 14 Jan 2026Extension
- Not exempt — permission neededAt this site
This application proposes a 1-meter side passage and 38.8sqm extension to the rear of the property. The…
31, Rathmore Avenue, Kilmacud, Stillorgan, Dublin, A94X6X9
REF8124Dún Laoghaire–RathdownLodged 18 Sept 2024Extension
- Compliance submissionAt this site
Compliance with Condition No. 2 of Reg Ref No. D26B/0018
31, Rathmore Avenue, Kilmacud, Co. Dublin, A94X6X9
D26B/0018/C1Dún Laoghaire–RathdownLodged 9 Apr 2026Other
- Not exempt — permission neededAt this site
39.91sqm extension to the rear of the house with double pitched roof
31, Rathmore Avenue, Kilmacud, Stillorgan, Dublin, A94X6X9
REF12124Dún Laoghaire–RathdownLodged 11 Oct 2024Extension
- GrantedAt this site
Permission for development consisting of the demolition of the existing rear flat roof extension and side…
29, Rathmore Avenue, Kilmacud, Stillorgan
D13B/0282Dún Laoghaire–RathdownLodged 29 Oct 2013Extension
- Granted30 m away
Planning permission to take down garage and shed at side and to construct single storey extension to side and…
25, Rathmore Avenue, Kilmacud, Blackrock, Co. Dublin
D10B/0436Dún Laoghaire–RathdownLodged 22 Oct 2010Extension
- Granted40 m away
Permission for development at this site. The development will consist of: amendments to the previously…
39, Rathmore Avenue, Kilmacud, Blackrock, Co. Dublin
D19B/0313Dún Laoghaire–RathdownLodged 26 Jun 2019Alterations
- Refused40 m away
Permission for the demolition of the single storey garage to the side of the existing semi-detached, dormer…
39 Rathmore Avenue, Kilmacud, Blackrock, Co Dublin
D18A/0951Dún Laoghaire–RathdownLodged 5 Oct 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
Demolition of single storey garage and coal-shed, and development of new two storey side extension. The…
34, Rockfield Avenue, Perrystown, Dublin 12.
SD06B/0137South DublinLodged 8 Mar 2006
- GrantedExtension
Demolish part of the rear wall and roof of the house, the domestic garage and boundary wall. Thereafter…
50, Casa Maria, Woodlands Park, Stillorgan, Dublin, A94HF58
D23A/0551Dún Laoghaire–RathdownLodged 21 Aug 2023
- GrantedExtension
(a) Demolition of existing garage and bathroom above, Demolition of existing roof above bathroom and stairs,…
Iniscarra, Frascati Park, Blackrock, Co Dublin
D06B/0536Dún Laoghaire–RathdownLodged 16 Jun 2006
- GrantedExtension
Demolition of existing utility room, boilerhouse, garage and outhouses and construction of side and rear…
82, Cherryfield Road, Walkinstown, Dublin 12.
SD05B/0197South DublinLodged 23 Mar 2005
- InvalidExtension
Demolition of existing small single storey extension to rear of two storey detached dwelling and the…
9, 'Dalriada', Beechpark Lawns, Castleknock, Dublin 15, D15 NWHC
WEB1131/23Dublin CityLodged 21 Feb 2023
- GrantedExtension
The proposed works comprise of (A) Demolition of existing single storey garage and bathroom at side and…
27, Oak Road, Donnycarney, Dublin 9, D09T2N9
2184/18Dublin CityLodged 31 Jan 2018
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