18, Rosmeen Park, Dun Laoghaire, Dublin, A96YV56
Demolition of a rear extension and conservatory to build a new single-storey rear extension and an attic conversion with dormers.
D26B/0363/WEB · Dun Laoghaire Rathdown County Council · Lodged 1 June 2026
- Reference
- D26B/0363/WEB
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 1 June 2026
Summary
AI-generatedThe project involves demolishing the existing single-storey rear extension and conservatory. In its place, a new 31.8 square metre single-storey rear extension will be built. The attic space will also be converted with new dormer extensions to both the front and rear of the semi-detached house.
- Storeys
- 2
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 the following
- Demolition of existing rear single storey extension and conservatory
- Construction of new single storey 31.8m² rear extension
- Converstion of existing attic space with new dormer extension to rear and front of existing semi detached 2 storey dwelling totalling 67.8m² together with velux windows to the front. All together with associated site works and services connections necessary to complete this development
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 |
|---|---|---|---|
| 15 Granite Hall, Rosmeen Gardens, Dun Laoghaire | Mar 2026 | €1,295,000 | 40 m |
| 3 Granite Hall, Dun Laoghaire, Dublin | Jan 2026 | €1,312,000 | 82 m |
| 9 Magenta Place, Glasthule, Dublin | Jun 2025 | €630,000 | 97 m |
| Couleen, Glenageary Rd Lower, Glenageary | Mar 2026 | €1,600,000 | 105 m |
| 6 Rosmeen Park, Dun Laoghaire, Dublin | May 2025 | €1,375,000 | 109 m |
| 7 Glenageary Terrace, Lower Glenageary Road, Dun Laoghaire | May 2026 | €1,200,000 | 122 m |
| 23 Eden Rd Upper, Dun Laoghaire, Dublin | Oct 2025 | €925,000 | 123 m |
| 19 Eden Rd Upper, Glasthule, Dublin | Jan 2025 | €900,000 | 128 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 received1 June 2026
- Decision due17 August 2026
- Decision issued25 June 2026
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