12, Ardagh Grove, Blackrock, Co. Dublin
Demolition of a rear extension to build a new split-level two-storey extension and convert a garage.
D17A/0354 · Dun Laoghaire Rathdown County Council · Lodged 18 April 2017
- Reference
- D17A/0354
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 18 April 2017
Summary
AI-generatedThe project involves the demolition of a 10 sqm rear extension and the construction of a 67 sqm split-level, two-storey rear extension. It also includes converting and extending an existing domestic garage into an entrance hall and widening the front driveway.
- Storeys
- 2
- Floor area
- 67 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
Permission is sought for a) demolition of existing 10 sqm single storey extension to rear, b) construction of 67 sqm split level two storey extension to rear, c) conversion of and 2 sqm extension of existing 13 sqm domestic garage to became entrance hall, d) associated site works including widening of front driveway, all to semi-detached dormer dwelling.
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 October 2017.
Recent sales nearby
within 500 m| Address | Date | Price | Distance |
|---|---|---|---|
| 2 Ardagh Grove, Blackrock, Dublin | Oct 2025 | €795,000 | 54 m |
| 25 Ardagh Grove, Blackrock, Dublin | Nov 2025 | €765,000 | 71 m |
| 50 Ardagh Park, Blackrock, Dublin | Jun 2025 | €855,000 | 98 m |
| 29 Belmont Lawn, Stillorgan Rd, Blackrock | Dec 2025 | €1,132,000 | 116 m |
| 39 Ardagh Park, Blackrock, Dublin | Mar 2025 | €765,000 | 143 m |
| 10 Carysfort Downs, Blackrock, Dublin | Dec 2025 | €995,000 | 152 m |
| Sea Glimpse, 6 Carysfort Downs, Blackrock | Mar 2025 | €1,695,000 | 172 m |
| 9 Ardagh Court, Blackrock, Dublin | Feb 2026 | €1,270,000 | 193 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 received18 April 2017
- Decision issued12 June 2017
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