40, Marian Park, Newtown Park Avenue, Blackrock, Co. Dublin
Retention of a site office for use as a playroom and replacement of its pitched roof with a flat roof.
D10B/0501 · Dun Laoghaire Rathdown County Council · Lodged 20 December 2010
- Reference
- D10B/0501
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 20 December 2010
Summary
AI-generatedThe application seeks retention of an existing site office in the back garden to be used as a playroom. It also requests permission to remove its pitched roof and replace it with a flat roof.
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 and retention permission is sought to include retention of existing site office in the back garden for use as a playroom and permission to remove pitched roof and replace with flat roof.
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 | 78 m |
| 23 Rowanbyrn, Blackrock, Dublin | Mar 2026 | €772,000 | 82 m |
| 29 Marian Park, Blackrock, Dublin | Jun 2025 | €560,000 | 83 m |
| 117 Rowanbyrn, Blackrock, Co Dublinnot full market price | Sept 2025 | €255,109 | 128 m |
| 59 Mount Albany, Blackrock, Dublin | Mar 2026 | €906,000 | 156 m |
| 61 Mount Albany, Blackrock, Dublin | Dec 2025 | €1,100,000 | 175 m |
| 50 Rowanbyrn, Blackrock, Dublin | Jul 2025 | €825,000 | 186 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 received20 December 2010
- Decision issued21 February 2011
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 the…
40, Marian Park, Newtownpark Avenue, Blackrock, Co. Dublin
D10B/0354Dún Laoghaire–RathdownLodged 10 Aug 2010Retention
- GrantedAt this site
Two storey extension to rear and side of existing house, (raising the height of existing roof) and new bay…
40, Marian Park, Newtownpark Avenue, Blackrock, Co. Dublin.
D09B/0161Dún Laoghaire–RathdownLodged 30 Jun 2009Extension
- 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
- 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
- Granted40 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
- 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
- Refused50 m away
Two storey detached house on site to side
126, Rowanbyrn, Blackrock, Co. Dublin
D04A/0651Dún Laoghaire–RathdownLodged 4 Jun 2004New dwelling
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- RefusedRetention
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 2010
- GrantedRetention
Retention permission for — the replacement of a flat roof with a pitched tiled roof to the side, and
36, Chanel Road, Dublin 5, D05 Y7T2
4184/19Dublin CityLodged 10 Oct 2019
- InvalidExtension
PERMISSION & RETENTION: The application for permission will consist of converting the existing attic space to…
509, Collins Avenue West, Dublin 9, D09 E371
3848/21Dublin CityLodged 11 Nov 2021
- GrantedRetention
Planning permission is sought for retention of single storey building to rear garden for home office /…
2, Tullyhall Avenue, Esker South, Lucan, Co Dublin
SD25B/0461WSouth DublinLodged 19 Jul 2025
- GrantedRetention
Retention of playroom to rear and to replace existing flat roof with new pitched roof
123 Fortfield Road, Dublin 6W.
S00B/0297South DublinLodged 10 May 2000
- GrantedRetention
Retain — Change of fenestration and finishes to the front and side elevations.2) Increased ridge height of…
Seskin , Portarlington , Laois
2560249LaoisLodged 25 Apr 2025
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