3 The Close, Mount Merrion, Co Dublin
Roof alterations, a new rear extension, and internal modifications to an existing house.
D17B/0502 · Dun Laoghaire Rathdown County Council · Lodged 7 November 2017
- Reference
- D17B/0502
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 7 November 2017
Summary
AI-generatedPermission is sought to replace a poorly constructed flat roof on the side of the house with a new parapet wall. The project also includes a new single-storey rear extension and internal alterations.
- Storey
- 1
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
Permission for changes to the poorly constructed flat roof to the existing single storey part of the existing house to the side and the addition of a new parapet wall to improve weathering, new window to front, a new single storey extension to the rear of the existing house, internal alterations and associated site works.
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.
Built — construction complete
A commencement notice records works starting on 6 June 2018.
Notified floor area: 269 m²
Recent sales nearby
within 500 m| Address | Date | Price | Distance |
|---|---|---|---|
| 14 St Thomas Road, Mount Merrion, Blackrock | Jul 2025 | €1,750,000 | 147 m |
| 5 Greygates, Stillorgan Road, Mount Merrion | Jun 2025 | €1,690,000 | 165 m |
| Apartment No. 7, Greysgate Hall, Mount Merrion | Jan 2025 | €640,000 | 176 m |
| Apartment 9 Greygates, Roebuck Ave, Mount Merrionprice excludes VAT | Jan 2026 | €190,000 | 189 m |
| 32 St Thomas Rd, Mount Merrion, Dublin | Mar 2025 | €1,900,000 | 218 m |
| Apartments 1-11, Fitzwilliam Court, The Rise Mount Merrion | Dec 2025 | €4,400,000 | 223 m |
| Apartment 4 Greygates, Roebuck Ave, Mount Merrionprice excludes VAT | Jan 2026 | €190,000 | 230 m |
| St Anthonys, 19 Greygates, Stillorgan Rd | Oct 2025 | €1,650,000 | 234 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 received7 November 2017
- Decision issued8 January 2018
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
Permission is sought for, a new front boundary wall and gates, a new two storey extension with pitched roof…
5, The Close, Mount Merrion, Co. Dublin
D17A/0558Dún Laoghaire–RathdownLodged 7 Sept 2017Extension
- GrantedAt this site
Permission for Retention of the unauthorised development consisting of the new front porch with pitched roof…
5 The Close, Mount Merrion, Co Dublin
D18A/0679Dún Laoghaire–RathdownLodged 16 Jul 2018Retention
- GrantedAt this site
For a new front and side front boundary wall with gates, a new single storey extension with flat roof and…
7, The Close, Mount Merrion, Co. Dublin
D05B/0588Dún Laoghaire–RathdownLodged 29 Jul 2005Extension
- GrantedAt this site
For new two storey extension with pitched roof and rooflights to side of dweling, a new single storey…
7, The Close, Mount Merrion, Co. Dublin
D05B/0821Dún Laoghaire–RathdownLodged 17 Nov 2005Extension
- Granted30 m away
Permission for development. The development will consist / consists of: Planning permission is sought for an…
9 The Close, Booterstown, Co. Dublin, A94 RF98
D20B/0216Dún Laoghaire–RathdownLodged 5 Oct 2020Extension
- Granted40 m away
Conversion of existing attic room to habitable accommodation and the construction of two dormer windows to…
19, THE RISE, MOUNT MERRION, CO. DUBLIN
D04B/0663Dún Laoghaire–RathdownLodged 30 Aug 2004Extension
- Granted50 m away
Extended storage area to first floor over existing single storey retail area. The development will consist of…
Supervalu, 27, The Rise, Mount Merrion, Co. Dublin
D08A/1085Dún Laoghaire–RathdownLodged 25 Sept 2008Commercial
- Refused50 m away
For the sub-division of existing site, with new boundary wall and construction of 2 no. two storey…
8, Iris Grove, Mount Merrion, Co. Dublin
D06A/0636Dún Laoghaire–RathdownLodged 19 May 2006New dwelling
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