21, Ardagh Grove, Blackrock, Co. Dublin
Extensions to the front, side, and rear, attic dormers, and retention of a widened driveway.
D17A/0437 · Dun Laoghaire Rathdown County Council · Lodged 16 May 2017
- Reference
- D17A/0437
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission for Retention
- Received
- 16 May 2017
Summary
AI-generatedThis application proposes a single-storey extension to the front, side, and rear, new front and rear attic dormers, a front porch, and the demolition of a garage and rear extension. It also seeks retention permission for a widened vehicular entrance.
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 is sought for construction of a single storey extension to the front, side and rear of existing house; new dormer extension to the front and to the rear at attic level; new porch to the front; alterations to elevations, main roof and internal layout; 4 no. Velux window, demolition of garage and existing rear extension and all associated site development works to include retention permission for increase in vehicular entrance area to 3.63 metres.
Built & sold
What happened next
Beyond the decision: whether this development was built, and what property here has sold for.
Built — construction complete
A commencement notice records works starting on 3 January 2018.
Recent sales nearby
within 500 m| Address | Date | Price | Distance |
|---|---|---|---|
| 25 Ardagh Grove, Blackrock, Dublin | Nov 2025 | €765,000 | 24 m |
| 29 Belmont Lawn, Stillorgan Rd, Blackrock | Dec 2025 | €1,132,000 | 79 m |
| 2 Ardagh Grove, Blackrock, Dublin | Oct 2025 | €795,000 | 105 m |
| 50 Ardagh Park, Blackrock, Dublin | Jun 2025 | €855,000 | 128 m |
| 9 Ardagh Court, Blackrock, Dublin | Feb 2026 | €1,270,000 | 202 m |
| 39 Ardagh Park, Blackrock, Dublin | Mar 2025 | €765,000 | 207 m |
| 54 Beechwood Court, Stillorgan, Dublin 18 | Oct 2025 | €470,000 | 216 m |
| 10 Carysfort Downs, Blackrock, Dublin | Dec 2025 | €995,000 | 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 May 2017
- Decision issued7 July 2017
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