40, Ardagh Avenue, Blackrock, County Dublin, A94K596
Retention of a single-storey kitchen extension and a side garage extension in Blackrock.
D25B/0511/WEB · Dun Laoghaire Rathdown County Council · Lodged 16 September 2025
- Reference
- D25B/0511/WEB
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission for Retention
- Received
- 16 September 2025
Summary
AI-generatedThe applicant is seeking permission to retain a single-storey kitchen extension built to the rear of the existing dwelling. Retention is also sought for a single-storey garage extension constructed to the side of the property.
- 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
The development consists of: the retention of a single storey kitchen extension to the rear, and a single storey garage extension to the side of the existing dwelling.
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 |
|---|---|---|---|
| 40 Ardagh Avenue, Blackrock, Dublin | Dec 2025 | €820,000 | 8 m |
| 24 Ardagh Avenue, Blackrock, Dublin | Jun 2025 | €790,000 | 87 m |
| Majella, Newtownpark Ave, Blackrock | Oct 2025 | €1,037,000 | 120 m |
| 14 Ardagh Avenue, Blackrock, Dublin | Sept 2025 | €875,000 | 138 m |
| 2 The Orchard, Newtownpark Ave, Blackrock | Aug 2025 | €1,395,000 | 164 m |
| Ardagh Lodge, Newtownpark Ave, Blackrock | Oct 2025 | €475,000 | 197 m |
| Belclare, Newtownpark Ave, Blackrock | Mar 2026 | €990,000 | 209 m |
| 4 Ardagh Close, Blackrock, Dublin | May 2026 | €680,000 | 219 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 received16 September 2025
- Decision due10 November 2025
- Decision issued10 November 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
The development consists of: The retention of a single storey kitchen extension to the rear, and a single…
40, Ardagh Avenue, Blackrock, Co. Dublin, A94K596
D25B/0504/WEBDún Laoghaire–RathdownLodged 15 Sept 2025Retention
- GrantedAt this site
Permission is sought for a dormer extension to the front and two storey extension to the rear to provide for…
42, Ardagh Avenue, Blackrock, Co. Dublin
D10B/0445Dún Laoghaire–RathdownLodged 1 Nov 2010Extension
- Granted30 m away
Dormer windows to front an rear elevations. [LOCATION] 34 Ardagh Avenue, Blackrock, Co. Dublin. [LOCATION]
34 Ardagh Avenue, Blackrock, Co. Dublin.
D02B/0567Dún Laoghaire–RathdownLodged 16 Jul 2002Alterations
- Granted40 m away
Permission for development. The proposed development will consist of a) removal of existing porch to front,…
32, Ardagh Avenue, Blackrock, Co Dublin, A94RD28
D20A/0975Dún Laoghaire–RathdownLodged 21 Dec 2020Extension
- Granted50 m away
Permission sought for demolition of the existing garage & shed. Extension to the front facade comprising of…
Esker, 8, Ardagh Park Gardens, Newtownpark Ave, Blackrock, Co Dublin, A94N8HO
D21A/0086Dún Laoghaire–RathdownLodged 4 Feb 2021Extension
- Granted50 m away
Permission is sought for the demolition of the single storey front porch and part of the adjacent front wall…
6, Ardagh Park Gardens, Newtownpark Avenue, Blackrock, Co. Dublin
D10B/0263Dún Laoghaire–RathdownLodged 3 Jun 2010Alterations
- Granted50 m away
Permission for development consisting of single storey extensions to the front and rear of house of a total…
Suaimhneas, Newtownpark Avenue, Blackrock, Co Dublin
D13A/0340Dún Laoghaire–RathdownLodged 4 Jul 2013Extension
- Granted50 m away
Retention Permission for changes to previously approved Planning Permission Reg. Ref. D13A/0340 (P/1403/13…
Suaimhneas, 1 Ardmeen, Newtownpark Avenue, Blackrock, Co Dublin
D15A/0200Dún Laoghaire–RathdownLodged 31 Jul 2015Retention
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- InvalidRetention
The development consists of: The retention of a single storey kitchen extension to the rear, and a single…
40, Ardagh Avenue, Blackrock, Co. Dublin, A94K596
D25B/0504/WEBDún Laoghaire–RathdownLodged 15 Sept 2025
- Awaiting decisionRetention
Development consisting of (a) retention of a single storey extension to the rear and side of existing…
St Martin's , Rathscanlan , Tubbercurry
22332SligoLodged 5 Oct 2022
- Awaiting decisionRetention
Development consists of the retention of a single storey extension to rear of existing dwelling & detached…
Willow Banks , Moathill , Naul Co. Meath
AA160479MeathLodged 17 May 2016
- GrantedRetention
The development will consist of retention of an existing single-storey side and rear extension to the…
104 Castlecurragh Park, Blanchardstown, Dublin 15, D15 XFX7
FW23A/0210FingalLodged 13 Jul 2023
- GrantedRetention
The development will consist of — retention of as built single storey garage to rear of dwelling, and
Carrowcanada , Swinford , Co. Mayo
2360311MayoLodged 3 Aug 2023
- GrantedRetention
Development consisting of retention of a single storey extension constructed to side of dwelling house and…
21 Rathedmond Estate , Sligo
2034SligoLodged 12 Feb 2020
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