The Radisson SAS St. Helen's Hotel, Stillorgan Road, Booterstown, Co. Dublin.
Build a two-level extension and a new function room at the Radisson SAS St. Helen's Hotel.
D07A/1646 · Dun Laoghaire Rathdown County Council · Lodged 31 March 2008
- Reference
- D07A/1646
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 31 March 2008
Summary
AI-generatedThe proposed development includes a two-level extension of 132 sqm to the existing conservatory. It also features a new 510 sqm function room for banqueting and conferences, plus associated bar, plant, and cloakroom areas.
- Floor area
- 712 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 sought for development to provide for (a) an extension on two levels of approx. 66 sq. M each (with a combined area approx. 132 sq. M) to the western side of the existing orangery/conservatory located at the southeastern elevation of the existing hotel (b) the provision of a new function room of approx. 510 sq. M to facilitate banqueting / conference use, as well as associated and ancillary break out area including a bar area) approx. 100 sq. M, a plant room approx. 70 sq. M, a cloak ...
Land-use zoning
What this land is zoned for
“A To provide residential development and improve residential amenity while protecting the existing residential amenities”
Objective set by the COUNTY DEVELOPMENT PLAN 2022-2028 (2022–2028). The planning authority decides each application on its own merits — this is the zoning context, not a compliance assessment.
Read the zoning objectives in the development planBuilt & 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 |
|---|---|---|---|
| Apt 13, Belfield Park, Stillorgan Rd | Jan 2025 | €358,000 | 130 m |
| 102 Merrion Grove, Stillorgan Rd, Mount Merrion | Sept 2025 | €399,000 | 143 m |
| 14 Mccabe Villas, Booterstown, Co Dublin | Apr 2025 | €580,000 | 144 m |
| 124 Merrion Grove, Stillorgan, Dublin | Jan 2025 | €555,000 | 144 m |
| 2 Merrion Woods, Stillorgan Rd, Blackrock | Jan 2025 | €565,000 | 151 m |
| 17 Merrion Woods, Stillorgan Rd, Blackrock | Aug 2025 | €540,000 | 151 m |
| 20 Merrion Woods, Blackrock, Dublin | May 2025 | €630,000 | 151 m |
| 16 Merrion Woods, Stillorgan Road, St Helens Blackrock | Aug 2025 | €587,000 | 151 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 received31 March 2008
- Decision issued25 April 2008
- Appeal submitted22 May 2008
- Appeal decided2 July 2008
In the area
Applications near this site
Other planning applications within about 500 m — what else is being proposed or built nearby.
- RefusedAt this site
The development will comprise of erection of a single storey pitched roof marquee with a footprint of…
Grounds Of Radisson, St. Helen's Hotel, Booterstown, Stillorgan Road, Co. Dublin
D06A/0381Dún Laoghaire–RathdownLodged 21 Mar 2006Commercial
- RefusedAt this site
Erection of single storey pitched roof marquee, with separate entrance pavillion, with footprint of approx.…
Grounds of Radisson SAS St. Helens Hotel, St. Helens House, Stillorgan Road, Booterstown, Co. Dublin.
D03A/1034Dún Laoghaire–RathdownLodged 29 Oct 2003Commercial
- RefusedAt this site
Permission for an amendment to the previously approved 2 storey over ground floor presidential suite…
Raddison SAS, St Helen's, Stillorgan Road, Booterstown, Co Dublin
D14A/0332Dún Laoghaire–RathdownLodged 30 May 2014Commercial
- GrantedAt this site
(A) An extension to the northeastern elevation (rear) of the existing bedroom block to provide for 2 no.…
Radisson SAS St. Helen's Hotel, Stillorgan Road, Booterstown, Co. Dublin.
D07A/1662Dún Laoghaire–RathdownLodged 21 Apr 2008Commercial
- GrantedAt this site
Permission is sought for a proposed two storey extension (130sqm) at lower ground and ground floor level to…
Radisson Blu, St. Helens Hotel, Stillorgan Road, Booterstown, Co. Dublin
D13A/0564Dún Laoghaire–RathdownLodged 31 Oct 2013Commercial
- Refused60 m away
Permission for a proposed four storey extension (670 sqm) from lower ground to second floor level, to the…
Radisson Blu, St Helens Hotel, Stillorgan Road, Booterstown, Co Dublin
D13A/0543Dún Laoghaire–RathdownLodged 9 Jun 2014Commercial
- Granted140 m away
The development will consist of — Demolition of the existing single storey extension and construction of a…
13, McCabe Villas, Booterstown, Blackrock, Dublin, A94XW29
D25B/0395/WEBDún Laoghaire–RathdownLodged 11 Jul 2025Extension
- Granted160 m away
Permission for development consisting of the Change of Use of this three storey apartment complex, currently…
117-124 Merrion Grove, Stillorgan Road, Blackrock, Co Dublin
D14A/0517Dún Laoghaire–RathdownLodged 11 Aug 2014Change of use
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Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
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