Radisson Blu, St Helens Hotel, Stillorgan Road, Booterstown, Co Dublin
Build a four-storey extension to the Radisson Blu St Helen's Hotel to enlarge 28 bedrooms into suites.
D13A/0543 · Dun Laoghaire Rathdown County Council · Lodged 9 June 2014
- Reference
- D13A/0543
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 9 June 2014
Summary
AI-generatedThe project consists of a four-storey extension of 670 sqm to the side of the existing bedroom wing. This will enlarge 28 existing bedrooms into suite units at this Protected Structure.
- Storeys
- 4
- Floor area
- 670 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 for a proposed four storey extension (670 sqm) from lower ground to second floor level, to the side (north-western elevation) of the existing bedroom wing of radisson blu st helen's hotel, to enlarge 28 no. Existing bedrooms to 28 no. Suite units. This is a protected structure.
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 |
|---|---|---|---|
| 24 Mountbrook, Stillorgan Rd, Dublin | Jun 2026 | €375,000 | 143 m |
| 26 Mountbrook, Stillorgan Rd, Blackrock | Apr 2025 | €531,000 | 143 m |
| Apt 13, Belfield Park, Stillorgan Rd | Jan 2025 | €358,000 | 148 m |
| Newtown, Rathbride, Kildare | Dec 2025 | €360,000 | 157 m |
| 47 Belfield Park, Stillorgan Rd, Dublin | Dec 2025 | €380,000 | 178 m |
| 4 Mountbrook, Stillorgan Rd, Blackrock | Feb 2026 | €397,000 | 181 m |
| Apt 157, Seamount, Stillorgan Rd | Jul 2025 | €660,000 | 191 m |
| 148 Seamount Apts, Stillorgan Rd, Booterstown | Jun 2025 | €606,000 | 191 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 received9 June 2014
- Decision issued1 July 2014
- Appeal submitted28 July 2014
- Appeal decided8 December 2014
In the area
Applications near this site
Other planning applications within about 500 m — what else is being proposed or built nearby.
- Granted40 m away
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
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
- Refused60 m away
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
- Granted60 m away
Permission sought for development to provide for (a) an extension on two levels of approx. 66 sq.m each (with…
The Radisson SAS St. Helen's Hotel, Stillorgan Road, Booterstown, Co. Dublin.
D07A/1646Dún Laoghaire–RathdownLodged 31 Mar 2008Commercial
- Refused60 m away
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
- Granted60 m away
(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
- Granted140 m away
(1) 1 no. new dormer window to west elevation, (2) 2 no. new dormer windows to replace 2 no. existing…
Penthouse apartment, Block 3, Mountbrook, Stillorgan Road, Stillorgan, Co. Dublin.
D04A/0929Dún Laoghaire–RathdownLodged 17 Aug 2004Alterations
- Granted140 m away
Permission is sought for development works — 1No new dormer window to West elevation
30A, Mountbrook, Stillorgan Road, Blackrock, Co Dublin, A94TH90
D21B/0347Dún Laoghaire–RathdownLodged 6 Jul 2021Alterations
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- GrantedCommercial
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Permission is sought for a proposed two storey extension (130sqm) at lower ground and ground floor level to…
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D13A/0564Dún Laoghaire–RathdownLodged 31 Oct 2013
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SD03A/0349South DublinLodged 21 Oct 2003
- RefusedCommercial
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 2006
- GrantedCommercial
(i) Construction of a three-storey extension to the rear of the existing hotel comprising 90 no. guest…
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