6 Trimleston Road, Merrion, Blackrock, Co Dublin
Construction of a new two-storey side extension, a garden shed, and roof lights.
D22A/0709 · Dun Laoghaire Rathdown County Council · Lodged 20 September 2022
- Reference
- D22A/0709
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 20 September 2022
Summary
AI-generatedThe application seeks permission for a new two-storey side extension, a new garden shed, a new roof to the existing dining room, and new roof lights to the front and rear attic space.
- 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
- Permission for the following
- New two storey side extension
- New shed and new roof to existing dining room
- New roof lights to existing attic space front and rear. Together with all associated ancillary works to facilitate the above
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 |
|---|---|---|---|
| 55 Trimleston Gardens, Booterstown, Co Dublin | Mar 2026 | €1,030,000 | 42 m |
| 74 Fosterbrook, Stillorgan Rd, Stillorgan | May 2025 | €845,000 | 54 m |
| 53 Trimleston Gardens, Booterstown, Dublin | May 2025 | €1,160,000 | 57 m |
| 69 Fosterbrook, Booterstown, Blackrock | Jan 2025 | €1,165,000 | 65 m |
| 76 Fosterbrook, Stillorgan Rd, Dublin | Dec 2025 | €905,000 | 66 m |
| 12 Trimleston Drive, Booterstown, Co Dublin | Jun 2026 | €1,075,000 | 93 m |
| 46 Trimleston Gardens, Booterstown, Dublin | Jan 2025 | €1,200,000 | 112 m |
| 83 Fosterbrook, Stillorgan Rd, Mount Merrion | Apr 2026 | €1,106,000 | 115 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 September 2022
- Decision issued14 November 2022
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
Single storey rear extension. The construction of a 1st floor extension above the existing attached domestic…
58, Trimleston Gardens, Booterstown, Blackrock, Dublin, A94RF97
D23A/0757Dún Laoghaire–RathdownLodged 28 Nov 2023Extension
- InvalidAt this site
A single storey rear extension, the construction of a 1st floor extension above the existing attached…
58, Trimleston Gardens, Booterstown, Blackrock, Dublin, A94RF97
D23A/0715Dún Laoghaire–RathdownLodged 15 Nov 2023Extension
- Compliance submissionAt this site
Compliance with Condition no. 5 of ABP31913124 (D23A/0757)
58, Trimleston Gardens, Booterstown, Blackrock, Dublin, A94RF97
D23A/0757/C2Dún Laoghaire–RathdownLodged 8 Nov 2024Other
- Compliance submissionAt this site
Compliance with Condition no. 2 of ABP31913124 (D23A/0757)
58, Trimleston Gardens, Booterstown, Blackrock, Dublin, A94RF97
D23A/0757/C1Dún Laoghaire–RathdownLodged 1 Oct 2024Other
- Granted30 m away
Permission for the widening of the existing access from Trimleston Gardens and the provision of a new driveway
57 Trimleston Gardens, Booterstown, Co Dublin
D16A/0119Dún Laoghaire–RathdownLodged 25 Feb 2016Alterations
- Refused30 m away
Conversion of the existing detached single - storey three bedroom bungalow to a proposed four bedroom…
73a, Fosterbrook, Stillorgan, Co. Dublin.
D07B/0905Dún Laoghaire–RathdownLodged 5 Nov 2007Alterations
- Granted30 m away
Demolition of existing two-storey extension and construction of detached two-storey house to side of existing…
4 Trimleston Road, Booterstown, Co. Dublin.
D02A/0978Dún Laoghaire–RathdownLodged 27 Sept 2002New dwelling
- Granted30 m away
Demolition of 2 storey extension and construction of attached 2 storey house to side of existing dwelling…
4 Trimleston Road, Booterstown, Co. Dublin.
D02A/0457Dún Laoghaire–RathdownLodged 24 May 2002New 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.
- GrantedExtension
Permission for the construction of a two storey extension to the side, with amendment to front elevation,…
37 Deerpark Road, Mount Merrion, Co Dublin A94 K2V9
D18B/0059Dún Laoghaire–RathdownLodged 7 Feb 2018
- GrantedExtension
Permission to erect a two storey extension to the side of an existing dwelling house and a single storey…
no.5 The Meadows, Duntahane, Fermoy, Co.Cork
234194corkLodged 8 Feb 2023
- RefusedExtension
Permission for extension to the front and rear ground floor, to the side and rear first floor, an attic…
5 Seapoint, Balbriggan, Co. Dublin, K32 DE07
F25A/1163FingalLodged 16 Dec 2025
- GrantedExtension
Permission for (1) the extension of the main existing pitched roof over the existing flat-roofed two-storey…
36 Trimleston Gardens, Booterstown, Co Dublin
D13B/0027Dún Laoghaire–RathdownLodged 22 Jan 2013
- GrantedExtension
Permission for (A) New ground floor extension with part first floor extension over to the rear of the…
9 Woodview , Bracken Court , Donnybrook
2543629Cork CityLodged 11 Feb 2025
- GrantedExtension
Permission for the construction of — a 2 storey extension to the side with converted attic space
10 Castleway, Kinsealy Lane, Malahide, Co.Dublin
F25A/0299FingalLodged 9 Apr 2025
Community
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