18, Trees Road, Mount Merrion, Co. Dublin
Demolition of a garage to build a two-storey and single-storey rear extension with attic conversion in Mount Merrion.
D10A/0405 · Dun Laoghaire Rathdown County Council · Lodged 14 January 2011
- Reference
- D10A/0405
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 14 January 2011
Summary
AI-generatedThe project involves demolishing an existing garage to construct a part two-storey, part single-storey rear extension with six rooflights. It also includes converting the attic space into a shower room and attic room with dormer windows, a new front porch, and various window alterations.
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 permission is sought for the following: demolish existing garage and construct two storey and single storey extension to rear with 6 no. Velux rooflights, convert existing roofspace to shower room and attic room, 2 no. Dormer windows , 2 no. Velux rooflights to rear at attic level, porch with extended roof to front, alterations to existing window to front, circular window at attic level to front, velux rooflight to front, 2 no. New windows and alterations to existing windows to side...
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 | 201 m |
| 117 The Rise, Mount Merrion, Dublin | Mar 2025 | €1,701,001 | 203 m |
| 56 Trees Rd, Mount Merrion, Blackrock | Apr 2025 | €1,285,000 | 226 m |
| 2 Cherrygarth, Mount Merrionprice excludes VAT | Oct 2025 | €881,057 | 239 m |
| 4 Cherry Garth, Mount Merrion, Blackrock | Aug 2025 | €1,650,000 | 247 m |
| 31 Trees Rd, Mount Merrion, Blackrock | Nov 2025 | €1,740,000 | 249 m |
| 56 Thornhill Oaks, Mount Merrionprice excludes VAT | Mar 2025 | €775,330 | 253 m |
| 1b Priory Drive, Stillorgan, Co Dublinnot full market price | May 2026 | €173,359 | 261 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 received14 January 2011
- Decision issued8 February 2011
- Appeal submitted4 March 2011
- Appeal decided8 July 2011
In the area
Applications near this site
Other planning applications within about 500 m — what else is being proposed or built nearby.
- Part granted, part refusedAt this site
Permission for development for a proposed tiled pitched roof over the existing ground floor bay window to the…
18, Trees Road, Mount Merrion, Co. Dublin
D13B/0080Dún Laoghaire–RathdownLodged 5 Mar 2013Extension
- GrantedAt this site
Planning permission is sought for development consisting of the following: modifications to front elevation…
20, Trees Road Lower, Mount Merrion, Co. Dublin
D17B/0185Dún Laoghaire–RathdownLodged 13 Apr 2017Extension
- GrantedAt this site
Permission for development consisting of the removal of chimney to rear roof and the provision of an extended…
20, Trees Road, Mount Merrion, Co. Dublin
D13B/0220Dún Laoghaire–RathdownLodged 21 Jun 2013Alterations
- GrantedAt this site
Demolition of single storey extension, including the conservatory to the rear, the construction of a single…
20, Trees Road Lower, Mount Merrion, Co. Dublin
D10B/0159Dún Laoghaire–RathdownLodged 7 Apr 2010Extension
- GrantedAt this site
Permission for development. The development will consist of the demolition of single storey structures to the…
14 Trees Road Lower, Mount Merrion, Blackrock, Co. Dublin, A94 C1X2
D21A/0946Dún Laoghaire–RathdownLodged 1 Nov 2021Extension
- GrantedAt this site
Permission is sought for — New Dormer window to rear of existing house
22, Trees Road Lower, Mount Merrion, Blackrock, Dublin, A94N7F4
D24B/0192Dún Laoghaire–RathdownLodged 26 Apr 2024Extension
- Granted30 m away
Permission for the demolition of existing single storey garage conversion, the construction of a single…
24 Trees Road Lower, Mount Merrion, Co Dublin
D16A/0092Dún Laoghaire–RathdownLodged 15 Feb 2016Extension
- Granted50 m away
Permission is sought for demolition of existing single storey structure to rear and bay window to side; and…
50, Sycamore Road, Mount Merrion, Co. Dublin
D18B/0388Dún Laoghaire–RathdownLodged 30 Aug 2018Extension
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
Planning permission is sought for development which will consist of the demolition of the existing garage to…
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Planning permission for (1) a single storey extension to the rear / side, (2) a first floor extension on top…
62, Dollymount Avenue, Dublin 3
3425/24Dublin CityLodged 25 Mar 2024
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Permission to demolish existing garage and provide ground floor extension to side and rear to provide TV…
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D13B/0070Dún Laoghaire–RathdownLodged 2 Sept 2013
- GrantedExtension
Planning permission is sought for — Demolition of garden shed to rear
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D15A/0802Dún Laoghaire–RathdownLodged 11 Dec 2015
- GrantedExtension
Permission is sought for (a) Removal of existing single storey garage and rear kitchen, (b) Construction of…
No. 5 Kilmacud Avenue, Kilmacud, Blackrock, Co. Dublin
D22A/0381Dún Laoghaire–RathdownLodged 1 Jun 2022
- GrantedExtension
Permission is sought to demolish the side garage, kitchen/dining rooms and chimney and to construct single…
16, Whitebarn Road, Churchtown, Dublin 14
D12A/0282Dún Laoghaire–RathdownLodged 21 Sept 2012
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