103, Saint Helens Road, Booterstown, Co. Dublin
Conversion and widening of a garage into an ensuite bedroom with a new flat roof and front bay window.
D12B/0150 · Dun Laoghaire Rathdown County Council · Lodged 2 May 2012
- Reference
- D12B/0150
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 2 May 2012
Summary
AI-generatedThe applicant plans to convert and extend the existing garage width-ways to create an ensuite bedroom. The works include a new flat roof with a raised front parapet and the insertion of a new front bay window.
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 conversion of garage into bedroom ensuite with extension of existing garage. Approximately 1100mm width ways, to inside of boundary wall with 101 st. Helens road. New flat roof to be constructed over this side extension with the front parapet raised approximately 600mm and insertion of new bay window to front. All finishes to match existing and all services as existing.
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 |
|---|---|---|---|
| 80 Trimleston Gardens, Booterstown, Dublin | Mar 2026 | €985,000 | 137 m |
| 3 Trimleston Ave, Booterstown, Dublinnot full market price | Jun 2026 | €370,000 | 160 m |
| 43 St Helens Rd, Booterstown, Dublin | Aug 2025 | €2,060,000 | 191 m |
| 55 Trimleston Gardens, Booterstown, Co Dublin | Mar 2026 | €1,030,000 | 192 m |
| 53 Trimleston Gardens, Booterstown, Dublin | May 2025 | €1,160,000 | 192 m |
| 46 Trimleston Gardens, Booterstown, Dublin | Jan 2025 | €1,200,000 | 204 m |
| 31 Trimleston Gardens, Booterstown, Blackrock | Oct 2025 | €968,000 | 208 m |
| 36 Dornden Park, Booterstown, Dublin | Sept 2025 | €1,311,000 | 220 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 received2 May 2012
- Decision issued21 June 2012
In the area
Applications near this site
Other planning applications within about 500 m — what else is being proposed or built nearby.
- GrantedAt this site
Planning permission to increase the entrance width and widen the dished footpath, both, by approx. 700mm and…
101, St. Helens Road, Booterstown, Dun Laoghaire-Rathdown, Co Dublin
D17A/0710Dún Laoghaire–RathdownLodged 9 Aug 2017Alterations
- GrantedAt this site
Permission for single storey ground floor extension to rear, garage conversion to side with first floor…
107 Saint Helens Road, Booterstown, Co Dublin
D18B/0108Dún Laoghaire–RathdownLodged 9 Mar 2018Extension
- GrantedAt this site
Planning permission is sought for conversion of side garage to playroom with front projecting bay window and…
107, Saint Helens Road, Booterstown, Co. Dublin.
D08B/0208Dún Laoghaire–RathdownLodged 18 Mar 2008Extension
- Granted30 m away
For the demolition of an existing conservatory and outbuildings the conversion of garage to study, first…
97, Saint Helen's Road, Booterstown, Co. Dublin
D05B/0115Dún Laoghaire–RathdownLodged 24 Feb 2005Extension
- Granted40 m away
Permission sought for development of the site to consist of demolition of existing chimney to the side and…
109, Saint Helen's Road, Booterstown, Co. Dublin
D16B/0446Dún Laoghaire–RathdownLodged 2 Nov 2016Extension
- Granted40 m away
For demolition of rear ground floor wall and patio to allow for a single flat roof rear extension to include…
95, Saint Helen's Road, Booterstown, Co. Dublin
D05B/0355Dún Laoghaire–RathdownLodged 16 May 2005Extension
- Granted50 m away
Planning Permission (Reg.Ref. No. D05B/0355, Grant Order No. P/2590/05), to include demolition of single…
95 St Helens Road,, Booterstown,, Co Dublin.
D06B/0194Dún Laoghaire–RathdownLodged 8 Mar 2006Extension
- Granted50 m away
Permission for development at this site. The development will consist of attic conversion for storage. With a…
9 Trimleston Gardens, Booterstown, Blackrock, Co Dublin, A94XE93
D22B/0459Dún Laoghaire–RathdownLodged 2 Nov 2022Extension
Related developments
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Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- GrantedExtension
Permission is being sought to convert and extend an existing attached garage into a new bedroom and ensuite.…
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Permission for development consisting of conversion of existing single storey garage to bedroom and ensuite…
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