8, Owenstown Park, Mount Merrion, Blackrock, Dublin, A94TX39
Two-storey rear extension, entrance widening, and a new front porch for a house in Mount Merrion.
D23A/0582 · Dun Laoghaire Rathdown County Council · Lodged 22 March 2024
- Reference
- D23A/0582
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 22 March 2024
Summary
AI-generatedThe development consists of a 48 square meter two-storey flat roof extension to the rear of the property to contain a kitchen, utility, and bedroom. It also includes widening the existing site entrance to 3500mm and installing an open porch at the front door.
- Storeys
- 2
- Floor area
- 48 m²
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
(a) two storey flat roof extension, total floor area of 48m2, to the rear of the existing two storey property, containing kitchen and utility on the ground level, and bedroom on the first floor level, (b) the widening of the existing site entrance to 3500mm, (c) install an open porch at the front door.
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 |
|---|---|---|---|
| 91 Foster'S Avenue, Mount Merrion, Co Dublin | Jun 2026 | €1,495,000 | 87 m |
| 6 Owenstown Lodge, Fosters Avenue, Owenstown Park | Apr 2026 | €470,622 | 131 m |
| 6 Roebuck Hill, Clonskeagh, Dublin 14 | Dec 2025 | €370,000 | 199 m |
| 13 Roebuck Hill, Mountmerrion, Dublin | Jun 2026 | €525,000 | 204 m |
| Apt 90, The Atrium, Roebuck Hill Dublin 14 | Jul 2025 | €548,000 | 232 m |
| 65 Roebuck Hill Apts, Roebuck Road, Clonskeagh | Jun 2025 | €415,000 | 232 m |
| 23 The Promenade, Roebuck Hill, Fosters Ave Dublin 14 | Aug 2025 | €601,000 | 251 m |
| 29 Roebuck Hill Apts, Mount Anville Rd, Dublin 14 | Nov 2025 | €605,000 | 251 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 received22 March 2024
- Decision issued15 April 2024
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
Retention is sought for an existing 2 storey extension to the rear of the dwelling comprising of total floor…
8, Owenstown Park, Mount Merrion, Blackrock, Dublin, A94TX39
D24B/0013Dún Laoghaire–RathdownLodged 18 Jan 2024Retention
- InvalidAt this site
Retention permission for an existing 2 storey extension to the rear of the dwelling comprising of a total…
8, Owenstown Park, Mount Merrion, Dublin, A94TX39
D23B/0561Dún Laoghaire–RathdownLodged 4 Dec 2023Retention
- InvalidAt this site
Two storey flat roof extension, to the rear of the existing two storey property, containing kitchen & utility…
8, Owenstown Park, Mount Merrion, Blackrock, Dublin, A94TX39
D23A/0208Dún Laoghaire–RathdownLodged 30 Mar 2023Extension
- Granted50 m away
Demolition of existing single-storey garage to side. Demolition of existing block wall to side. Construction…
5 Owenstown Park, Mount Merrion, Co. Dublin, A94XE10
D25A/0323/WEBDún Laoghaire–RathdownLodged 22 Apr 2025Extension
- Withdrawn50 m away
Demolition of existing single-storey garage to side. Demolition of existing block wall to side. Construction…
5, Owenstown Park, Mount Merrion, Co. Dublin, A94XE10
D25A/0263/WEBDún Laoghaire–RathdownLodged 2 Apr 2025Extension
- Granted80 m away
For demolition of a single storey kitchen to the rear, W.C. and store to the side at ground floor level, and…
93, Foster's Avenue, Mount Merrion, Co. Dublin
D04B/0796Dún Laoghaire–RathdownLodged 5 Nov 2004Extension
- Withdrawn80 m away
New entrance gateway, roadway realignment (including new roundabout and bus halt) and associated sundry…
Owenstown Park entrance to Belfield Campus, University College Dublin, Dublin 4.
D05A/1179Dún Laoghaire–RathdownLodged 12 Sept 2005Infrastructure
- Granted80 m away
Permission for development. Development will consist of proposed modifications to an existing balustrade at…
Top Floor Apartment, Owenstown House, Owenstown Park, Fosters Avenue, Mount Merrion, Blackrock, Co. Dublin, A94 N6D8 (A Protected Structure)
D22A/0829Dún Laoghaire–RathdownLodged 28 Oct 2022Alterations
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- InvalidExtension
Two storey flat roof extension, to the rear of the existing two storey property, containing kitchen & utility…
8, Owenstown Park, Mount Merrion, Blackrock, Dublin, A94TX39
D23A/0208Dún Laoghaire–RathdownLodged 30 Mar 2023
- GrantedExtension
To erect a front porch extension, new flat roof over bay window to front of house, a new single storey rear…
33 Willowbank Park, Rathfarnham, Dublin 14, D14Y171
SD26B/0121WSouth DublinLodged 20 Mar 2026
- GrantedExtension
Permission is sought for — Development consists of a 5sq.m of single storey porch to the front of the house,…
38, Granville Road, Cabinteely, Dublin 18
D09B/0443Dún Laoghaire–RathdownLodged 2 Nov 2009
- GrantedExtension
(a) demolish front porch to front elevation and single storey extensions to the rear elevation and (b)…
Main Street , Ballyroan , Co. Laois
16268LaoisLodged 2 Jun 2016
- GrantedExtension
To demolish the existing flat roof extension at the rear of the existing dwelling house, construct a new two…
17 College Road , Ennis , Co Clare
20176ClareLodged 12 Mar 2020
- GrantedExtension
Permission to construct a single storey flat roofed extension and an upper floor flat roofed extension over…
12 Glyntown Close , Glanmire , Cork
2240879Cork CityLodged 18 Feb 2022
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