44, St Helen's Road, Mount Merrion, Blackrock, Co Dublin, A94P865
Ground and first-floor extensions, attic conversion with a rear dormer, and new vehicular access.
D20A/1005 · Dun Laoghaire Rathdown County Council · Lodged 15 April 2021
- Reference
- D20A/1005
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 15 April 2021
Summary
AI-generatedThe development includes a new ground-floor side and rear extension, a first-floor side extension, and an attic conversion changing the roof profile from hipped to gable. It also features a rear dormer window, a new rear vehicular access, and a new front pedestrian access.
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
- New ground floor extension side/rear
- New 1st floor extension over existing/proposed ground floor extension to side
- New corner window to side elevation. Internal modifications to layout
- New vehicular access to rear garden
- New pedestrian access to front/side to replace existing vehicular access and
- Attic conversion with revised roof profile from hipped to gable end
- Dormer type window to rear roof & associated site works
Built & 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 |
|---|---|---|---|
| 43 St Helens Rd, Booterstown, Dublin | Aug 2025 | €2,060,000 | 29 m |
| 13 Castle Court, Booterstown Ave, Blackrocknot full market price | Jul 2025 | €600,000 | 145 m |
| 31 Trimleston Gardens, Booterstown, Blackrock | Oct 2025 | €968,000 | 175 m |
| 43 Seamount, Stillorgan Rd, Dublin | Feb 2025 | €575,000 | 176 m |
| 59 Seamount Block 3, Belfield, Stillorgan Rd | Oct 2025 | €112,667 | 176 m |
| 49 Castlecourt, Booterstown, Dublin | Dec 2025 | €1,360,000 | 185 m |
| 80 Trimleston Gardens, Booterstown, Dublin | Mar 2026 | €985,000 | 193 m |
| 35 Castlecourt, Booterstown, Blackrock | Nov 2025 | €875,000 | 206 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 received15 April 2021
- Decision issued7 May 2021
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