91, Castlebyrne Park, Blackrock, Co. Dublin
Double extension to the rear of the house incorporating a single-storey extension.
D07B/0876 · Dun Laoghaire Rathdown County Council · Lodged 19 October 2007
- Reference
- D07B/0876
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 19 October 2007
Summary
AI-generatedThe application seeks permission for a double extension to the rear of the dwelling, which incorporates a single-storey extension, and the addition of a window to the gable wall.
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
Double extension to rear of dwelling incorporating single storey extension. Inclusion of 1 no. Window to gable wall.
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 |
|---|---|---|---|
| 93 Castlebyrne Park, Newtownpark Ave, Blackrock | Jun 2026 | €597,000 | 16 m |
| 10 Ralph Mews, Newtownpark Ave, Blackrock | May 2025 | €425,050 | 144 m |
| 13 Fleurville, Blackrock, Carysfort Ave | Jan 2026 | €632,000 | 193 m |
| 1 Orchard Lane, Newtown Park, Blackrock | Apr 2025 | €780,000 | 194 m |
| 70 Castlebyrne Park, Blackrock, Dublin | Mar 2025 | €528,000 | 203 m |
| 7 Proby Place, Proby Square, Carysfort Avenue | Sept 2025 | €1,640,000 | 211 m |
| 12 Proby Place, Proby Square, Carysfort Ave | Jun 2025 | €1,700,000 | 212 m |
| 14 Proby Place, Proby Square, Blackrock | May 2026 | €1,495,000 | 213 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 received19 October 2007
- Decision issued13 December 2007
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 development will consist of a new frameless glass rooflight to the front extension roof, two new…
91, Castlebyrne Park, Blackrock, Co. Dublin
D22A/0854Dún Laoghaire–RathdownLodged 8 Nov 2022Extension
- GrantedAt this site
Permission for a part two storey flat roof extension to the rear to comprise two bedrooms and associated…
92 Castlebyrne Park, Blackrock, Co Dublin
D15B/0017Dún Laoghaire–RathdownLodged 30 Jan 2015Extension
- Part granted, part refusedAt this site
Permission for a single storey ground floor, pitched roof extension to the front with 2 velux windows, 1…
92 Castlebyrne Park, Blackrock, Co Dublin
D14B/0378Dún Laoghaire–RathdownLodged 6 Nov 2014Extension
- Granted40 m away
Permission for development. The development will consist of proposed 2 storey extension to rear of two storey…
97 Castlebyrne Park, Blackrock, Co. Dublin
D19B/0531Dún Laoghaire–RathdownLodged 31 Dec 2019Extension
- Granted40 m away
The proposed works include the construction of a 70sqm flat roofed extension with 3no. rooflights to the rear…
31, Oakley Park, Blackrock, Dublin, A94X5H2
D23A/0026Dún Laoghaire–RathdownLodged 16 Jan 2023Extension
- Invalid40 m away
Amendment to D23A/0026. Cancel 70sqm ground floor extension to the rear, Extend existing 11.7sqm kitchen by…
31, Oakley Park, Blackrock, Dublin, A94X5H2
D24A/0331Dún Laoghaire–RathdownLodged 14 May 2024Alterations
- Invalid40 m away
Permission to amend their previously granted planning application D23A/0026. They no longer intend to…
31, Oakley Park, Blackrock, Dublin, A94X5H2
D24A/0309Dún Laoghaire–RathdownLodged 3 May 2024Alterations
- Granted40 m away
Permission for the Retention of amendments made to the original approved planning application Ref: D23A/0026…
31, Oakley Park, Blackrock, Dublin, A94X5H2
D24A/0664Dún Laoghaire–RathdownLodged 27 Aug 2024Retention
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
Single storey and two storey extension at rear, new first floor window to existing gable at side
36, Castlegrange Green, Dublin 22
SD16B/0008South DublinLodged 15 Jan 2016
- GrantedRetention
Two-storey extension at rear of dwelling and provision of a first floor window to the north gable
3, Coolnahinch, Dundrum Road, Dublin 14
D04B/0013Dún Laoghaire–RathdownLodged 12 Jan 2004
- GrantedExtension
Double storey extension to rear of dwelling with pitched roofs to accommodate new kitchen/living room area at…
15, The Close, Boden Park, Dublin 16
SD09B/0432South DublinLodged 10 Nov 2009
- GrantedExtension
Two-storey extension to rear of dwelling and installation of 2 no. windows to eastern elevation
No. 43 Belgard Downs, Rochestown Road, Douglas,
095237corkLodged 21 Apr 2009
- GrantedExtension
An extension to existing dwelling comprising of a single storey extension to the rear, extension to the…
22, Oakdale Crescent, Ballycullen Park, Firhouse, Dublin 24
SD06B/0613South DublinLodged 10 Aug 2006
- GrantedExtension
Construction of two-storey extension to rear of existing dwelling & construction of 1no. ground floor window…
31 Fernwood, Glyntown, Ballinglanna, Glanmire
124314corkLodged 24 Feb 2012
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