12, Sycamore Crescent, Mount Merrion, Blackrock, Co. Dublin
Construction of a two-storey side extension, a front porch, and a new boundary wall.
D07B/0796 · Dun Laoghaire Rathdown County Council · Lodged 6 September 2007
- Reference
- D07B/0796
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 6 September 2007
Summary
AI-generatedThe project at Mount Merrion consists of a two-storey side extension to a semi-detached house, providing a games room and living room on the ground floor, and two bedrooms, a dressing room, and an en-suite upstairs. It also includes a new front porch and a 2.1-metre-high boundary wall.
- 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
The development will consist of the construction of a 2 storey side extension comprising games room and living room at ground floor level, 2 new bedrooms, a dressing room and en-suite bathroom at first floor level with 2 velux rooflights facing north-west and a front porch to existing 2 storey semi detached dwelling, all with ancillary site works comprising, landscaping and a new 2.1 metre high block work boundary wall along sycamore crescent.
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 |
|---|---|---|---|
| 29 Sycamore Road, Mount Merrion, Co Dublin | Sept 2025 | €1,785,000 | 110 m |
| Seven Churches, Glendalough, Co Wicklow | Sept 2025 | €351,000 | 123 m |
| 18 Greenfield Road, Mount Merrion, Blackrock | Oct 2025 | €1,350,000 | 217 m |
| 117 The Rise, Mount Merrion, Dublin | Mar 2025 | €1,701,001 | 241 m |
| 4 Dualla Court, Stillorgan Rd, Stillorgan | Jan 2025 | €485,000 | 246 m |
| 49 The Rise, Mount Merrion, Blackrock | Sept 2025 | €1,305,000 | 252 m |
| Apt 6, Fortwilliam, Mount Merrion Ave | Jun 2025 | €460,000 | 262 m |
| 28 Merrion Hall, Mount Merrion Ave, Blackrock | Feb 2025 | €600,000 | 276 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 received6 September 2007
- Decision issued31 October 2007
In the area
Applications near this site
Other planning applications within about 500 m — what else is being proposed or built nearby.
- Granted40 m away
Retention of the widening of existing vehicular means of access to a width of 3.6m to the front of the two…
9, Sycamore Crescent, Mount Merrion, Co. Dublin
D08A/0840Dún Laoghaire–RathdownLodged 21 Jul 2008Retention
- Granted50 m away
Permission for construction of a single-story and first floor extension to the side and a single-story…
72 The Rise, Mount Merrion, Blackrock, Co. Dublin
D20B/0127Dún Laoghaire–RathdownLodged 5 May 2020Extension
- Granted60 m away
Demolition of existing single storey side garage and outhouses and conservatory to rear. Provision of new…
74, The Rise, Mount Merrion, Co. Dublin
D04A/0706Dún Laoghaire–RathdownLodged 24 Jun 2004Extension
- Granted60 m away
For demolition of existing single storey kitchen extension to rear and erection of new 2-storey extension to…
76, The Rise, Mount Merrion, Co. Dublin
D06B/0440Dún Laoghaire–RathdownLodged 18 May 2006Extension
- Granted60 m away
Permission sought for revisions to proposed extension approved under Reg. Ref. D11A/0161, to the side and…
21, Sycamore Road, Mount Merrion, Co. Dublin
D11A/0346Dún Laoghaire–RathdownLodged 21 Jul 2011Extension
- Granted60 m away
Permission sought for demolition of existing garage and rere extension and construction of a part single and…
21, Sycamore Road, Mount Merrion, Co. Dublin
D11A/0161Dún Laoghaire–RathdownLodged 1 Apr 2011Extension
- Part granted, part refused60 m away
Permission is sought for development which will consist of the following works: Removal of single storey…
78, The Rise, Mount Merrion, Co. Dublin
D12B/0345Dún Laoghaire–RathdownLodged 26 Oct 2012Extension
- Granted60 m away
Permission for development consisting of the following works: Removal of single storey extension to rear and…
78 The Rise, Mount Merrion, Co. Dublin
D13B/0054Dún Laoghaire–RathdownLodged 14 Feb 2013Extension
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Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
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