Thornhill House, Cherrygarth, Mount Merrion, Blackrock, Co. Dublin
Construction of 47 homes, including 33 apartments in a 3-4 storey block and 14 houses, in Blackrock.
D17A/0240 · Dun Laoghaire Rathdown County Council · Lodged 26 September 2017
- Reference
- D17A/0240
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 26 September 2017
Summary
AI-generatedThe proposed development at Thornhill House consists of 47 dwellings. This includes 33 apartments with balconies in a three-to-four storey building over a single basement level, alongside 14 semi-detached and terraced houses up to three storeys high.
- Residential units
- 47
- Storeys
- 4
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. The proposed development comprises of 47 no. Dwellings provided as follows; 33 no. Apartments including 3 no. 1-bed, 24 no. 2-bed and 6 no. 3-bed apartments with balconies/terraces in a 3-4 storey apartment building over single basement level and rooflights on the roof; 14 no. Houses including 1 no. 5-bed 3-storey semi-detached house, 3 no. 4-bed 2-storey semi-detached houses, 2 no. 4-bed 3-storeys semi-detached houses and 8 no. 5 bed 3-storey terraced houses; each...
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 |
|---|---|---|---|
| 61 The Stables, Thornhill Oaks, Mount Merrionprice excludes VAT | Aug 2025 | €889,868 | 19 m |
| Apt.28 - Thornhill Oaks, Cherry Garth - Mount Merrion, Blackrock | Jul 2025 | €999,999 | 43 m |
| 50 Thornhill Oaks, Cherry Garth, Mount Merrion | Sept 2025 | €1,500,000 | 51 m |
| 49 Thornhill Oaks, Cherry Garth, Mount Merrion | Dec 2025 | €1,430,135 | 56 m |
| 63 Thornhill Oaks, Blackrock, Co. Dublin | May 2026 | €870,000 | 59 m |
| Thornhill, Cherry Garth, Mount Merrion | Aug 2025 | €1,750,000 | 59 m |
| 49 Thornhill Oaks, Cherry Garth, Mount Merrionprice excludes VAT | Jan 2025 | €1,145,374 | 64 m |
| 62 Thornhill Oaks, Blackrock, Co. Dublinprice excludes VAT | Mar 2026 | €859,031 | 71 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 received26 September 2017
- Decision issued20 October 2017
- Appeal submitted16 November 2017
- Appeal decided20 September 2018
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