90, Trees Road Upper, Mount Merrion, Blackrock, Co Dublin, A94P9X0
Demolition of a chimney and sunroom, garage conversion, rear extension, and attic conversion with a dormer window.
D20A/0623 · Dun Laoghaire Rathdown County Council · Lodged 4 September 2020
- Reference
- D20A/0623
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 4 September 2020
Summary
AI-generatedThe development consists of removing an existing chimney and rear sunroom, and converting the garage with a new front bay window. It also includes a single-storey rear extension, an attic conversion with a rear dormer window, and widening the 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 for development, development will consist of a) removal of existing chimney and sunroom to rear, b) conversion of existing garage with new bay window and lean-to roof to front of existing dwelling at ground floor level. C) single storey extension with rooflights to rear, d) conversion of attic with dormer window to rear and rooflights to side, e) widening of existing vehicular entrance to 3.5m, and all associated site works.
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 2 February 2021.
Notified floor area: 36 m²
Recent sales nearby
within 500 m| Address | Date | Price | Distance |
|---|---|---|---|
| 71 Trees Road, Mount Merrion, Co Dublin | Aug 2025 | €1,480,000 | 91 m |
| 33 Clonmore Rd, Mount Merrion, Dublin | Apr 2026 | €1,425,000 | 103 m |
| 35 Cedarmount Rd, Mount Merrion, Blackrock | Mar 2026 | €880,000 | 118 m |
| 32 South Ave, Mount Merrion, Dublin | Jan 2026 | €1,725,000 | 121 m |
| 62 Thornhill Oaks, Blackrock, Co. Dublinprice excludes VAT | Mar 2026 | €859,031 | 146 m |
| 28 South Ave, Mount Merrion, Dublin | Sept 2025 | €1,400,000 | 146 m |
| 49 Cedarmount Rd, Mount Merrion, Blackrock | Aug 2025 | €830,000 | 157 m |
| 21 Cedarmount Rd, Mount Merrion, Dublin | Nov 2025 | €910,000 | 157 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 received4 September 2020
- Decision issued29 October 2020
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