23, Brooklawn, Mount Merrion Ave, Blackrock, Co. Dublin A94V2W0
Construction of a new single-storey house in the rear garden of an existing two-storey house.
D25A/0432 · Dun Laoghaire Rathdown County Council · Lodged 30 May 2025
- Reference
- D25A/0432
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 30 May 2025
Summary
AI-generatedThe proposed development consists of the construction of a single-storey dwelling unit to the rear of the existing two-storey house. It includes the installation of independent access, foul and waterlines, and associated site works.
- Residential unit
- 1
- 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
Planning permission is sought for a proposed development. The proposed development will consist of the construction of a single-story dwelling unit. The installation of independent access to the proposed single story dwelling unit, installation of foul and waterlines to serve the proposed single story dwelling unit and installation of associated site work to the rear of the existing 2 story dwelling house which sits onsite.
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 |
|---|---|---|---|
| 15 Brooklawn, Mount Merrion Ave, Blackrock | Mar 2025 | €875,000 | 68 m |
| 43 Mount Merrion Ave, Blackrock, Dublin | Feb 2025 | €865,000 | 73 m |
| 2 Sydney Mews, Sydney Avenue, Blackrock | Jun 2025 | €1,300,000 | 87 m |
| 44 Westfield, Rock Rd, Sion Hill | Jan 2025 | €730,000 | 137 m |
| Apt 17 Westfield, Sion Hill, Blackrock Dublin | Jul 2025 | €476,000 | 142 m |
| 61 Woodview Apts Block E, Mount Merrion Avenue, Blackrock | May 2025 | €750,000 | 148 m |
| 58 Woodview, Mount Merrion Avenue, Co Dublin | Jul 2025 | €760,000 | 148 m |
| 73 Woodview, Mount Merrion Ave, Blackrock Dublin 4 | Mar 2026 | €791,000 | 148 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 received30 May 2025
- Decision issued22 July 2025
In the area
Applications near this site
Other planning applications within about 500 m — what else is being proposed or built nearby.
- InvalidAt this site
For the development at this site: 23 Brooklawn, Mount Merrion Ave, Blackrock, Co Dublin, A94 V2W0. The…
23, Brooklawn, Mount Merrion Ave, Blackrock, Co. Dublin, A94V2W0
D25A/0293/WEBDún Laoghaire–RathdownLodged 10 Apr 2025New dwelling
- GrantedAt this site
Permission is sought for a first floor extension to rear of existing house
23, Brooklawn, Blackrock, Co Dublin
D07B/0267Dún Laoghaire–RathdownLodged 26 Mar 2007Extension
- Exempt — no permission neededAt this site
1 dwelling
23 Brooklawn, Mount Merrion Ave, Blackrock, Co. Dublin, A94 V2W0
V/042/25Dún Laoghaire–RathdownLodged 30 May 2025
- GrantedAt this site
Permission is sought for the construction of a new window to the front elevation, construction of a single…
24, Brooklawn, Mount Merrion Avenue, Blackrock, Co. Dublin
D12B/0169Dún Laoghaire–RathdownLodged 24 May 2012Extension
- Granted30 m away
Permission sought for i) partial demolition of existing house to rear and side, ii) ground floor and first…
Brooklawn Gate Lodge, 30, Mount Merrion Avenue, Blackrock, Dublin
D07A/0404Dún Laoghaire–RathdownLodged 15 Nov 2007Extension
- Granted30 m away
Permission and Retenton is sought for; A) The construction of a single-storey flat-roofed (with pitched…
Brooklawn Lodge, 30 Mount Merrion Avenue, Blackrock, Co. Dublin
D25B/0468Dún Laoghaire–RathdownLodged 22 Aug 2025Retention
- Granted40 m away
Permission for extensions and alterations to existing dwelling totalling 79.05 sqm. The works include — Two…
20 Brooklawn, Blackrock, Co Dublin
D18B/0454Dún Laoghaire–RathdownLodged 28 Dec 2018Extension
- Granted40 m away
Permission for the construction of a 3.4m wide vehicular entrance and driveway and all associated site works…
54 Sydney Avenue, Blackrock, Co Dublin
D14A/0789Dún Laoghaire–RathdownLodged 5 Dec 2014Alterations
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- GrantedNew dwelling
Development consisting of (a) demolish existing dwelling house and outbuilding on site (b) construct a single…
Drumbaun , Curry , Co. Sligo
21508SligoLodged 20 Dec 2021
- Awaiting decisionNew dwelling
Planning permission to construct a single storey dwelling house, with alterations to existing site access to…
Shercock Road Bree , Castleblayney , Co. Monaghan
2560035MonaghanLodged 29 Jan 2025
- GrantedNew dwelling
Permission for development consisting of to construct a single storey style dwelling house, connect to…
Derryhellan , Carrickroe , Emyvale
19421MonaghanLodged 4 Sept 2019
- Awaiting decisionNew dwelling
Permission to construct new single-storey dwelling house. Proposed works to include — new dwelling to be…
Knockaneroe, Crookstown, co.Cork,
245032corkLodged 5 Jun 2024
- Awaiting decisionNew dwelling
Development will consist of the construction of a detached single storey dwelling, detached single storey…
Dalemount , Dublin Road , Naas
2460KildareLodged 14 Feb 2024
- GrantedNew dwelling
Permission for development consisting of demolishing existing derelict dwelling and replace with a single…
Edengilrevy , Broomfield , Castleblayney
2360250MonaghanLodged 23 Oct 2023
Community
Discussion
What local people think about this application.
Community sentiment
No votes yetNobody has voted on this application yet.
Community sentiment — a straw poll of people who visited this page, not a statutory submission. To make a valid observation you must submit it to the planning authority.
Sign in to have your say on this application.
No comments yet. Be the first to say what you think about this application.
Sign in to join the discussion on this application.
Comments are moderated and are the opinions of the people who wrote them. They form no part of the statutory planning process — to make a valid observation you must submit it to the planning authority.