40, Marian Park, Newtownpark Avenue, Blackrock, Co. Dublin.
Two-storey rear and side extension to a house in Blackrock, plus retention of a garden playroom.
D09B/0161 · Dun Laoghaire Rathdown County Council · Lodged 30 June 2009
- Reference
- D09B/0161
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 30 June 2009
Summary
AI-generatedThe development consists of a two-storey extension to the rear and side of the existing house, which includes raising the roof height. It also seeks permission for a new front bay window and porch, alongside the retention and completion of a playroom structure in the back garden.
- 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
Two storey extension to rear and side of existing house, (raising the height of existing roof) and new bay window and porch to the front. Retention and completion of existing playroom structure in back garden.
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 |
|---|---|---|---|
| 48 Marian Park, Blackrock, County Dublin | Feb 2026 | €710,000 | 80 m |
| 29 Marian Park, Blackrock, Dublin | Jun 2025 | €560,000 | 83 m |
| 23 Rowanbyrn, Blackrock, Dublin | Mar 2026 | €772,000 | 83 m |
| 117 Rowanbyrn, Blackrock, Co Dublinnot full market price | Sept 2025 | €255,109 | 124 m |
| 59 Mount Albany, Blackrock, Dublin | Mar 2026 | €906,000 | 159 m |
| 61 Mount Albany, Blackrock, Dublin | Dec 2025 | €1,100,000 | 177 m |
| 50 Rowanbyrn, Blackrock, Dublin | Jul 2025 | €825,000 | 184 m |
| 19 Brookville Park, Blackrock, Co Dublin | Jul 2025 | €886,918 | 220 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 June 2009
- Decision issued17 July 2009
In the area
Applications near this site
Other planning applications within about 500 m — what else is being proposed or built nearby.
- RefusedAt this site
Retention permission is sought for existing single storey, temporary site office in the back garden of this…
40, Marian Park, Newtownpark Avenue, Blackrock, Co. Dublin
D10A/0195Dún Laoghaire–RathdownLodged 12 Apr 2010Retention
- GrantedAt this site
Planning and retention permission is sought to include retention of existing site office in the back garden…
40, Marian Park, Newtown Park Avenue, Blackrock, Co. Dublin
D10B/0501Dún Laoghaire–RathdownLodged 20 Dec 2010Retention
- RefusedAt this site
Retention permission is sought for existing single storey, temporary site office in the back garden of the…
40, Marian Park, Newtownpark Avenue, Blackrock, Co. Dublin
D10B/0354Dún Laoghaire–RathdownLodged 10 Aug 2010Retention
- Granted40 m away
Permission for development consisting of demolition of existing single storey attached garage and…
19, Rowanbyrn, Blackrock, Co. Dublin
D17B/0366Dún Laoghaire–RathdownLodged 4 Aug 2017Extension
- Granted50 m away
The development will consist of 2 no. (106.90 sq.m. & 106.26 sq.m.) semi-detached two-storey houses to side…
41, Marian Park, Blackrock, Co. Dublin
D05A/1533Dún Laoghaire–RathdownLodged 24 Apr 2006New dwelling
- Granted50 m away
For a two storey detached house on site to side together with associated on and off site and landscaping works
126, Rowanbyrn, Blackrock, Co. Dublin
D05A/0483Dún Laoghaire–RathdownLodged 24 Jun 2005New dwelling
- Refused50 m away
Two storey detached house on site to side
126, Rowanbyrn, Blackrock, Co. Dublin
D04A/0651Dún Laoghaire–RathdownLodged 4 Jun 2004New dwelling
- Granted50 m away
Planning permission is sought for development which consists of: the demolition of an existing garage, boiler…
20, Rowanbyrn, Deansgrange, Co. Dublin
D11B/0099Dún Laoghaire–RathdownLodged 28 Mar 2011Extension
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
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SD18B/0243South DublinLodged 31 May 2018
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SD18B/0059South DublinLodged 19 Feb 2018
- Part granted, part refusedExtension
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SD08B/0079South DublinLodged 13 Feb 2008
- GrantedExtension
Two storey extension to side of existing house, extension consisting of relocation of front door, new…
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SD07B/0686South DublinLodged 9 Aug 2007
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