33, Saint Thomas' Road, Mount Merrion, Co. Dublin
Demolition of a garage to build a large two-storey side and rear extension and a garden pavilion.
D08A/0427 · Dun Laoghaire Rathdown County Council · Lodged 17 October 2008
- Reference
- D08A/0427
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 17 October 2008
Summary
AI-generatedWorks to the existing house include the demolition of a garage and outhouse to construct a 210 sqm extension (two-storey side/rear and single-storey over garden level). The project also includes an attic conversion, a 28 sqm garden pavilion, and widened entrance gates.
- Floor area
- 210 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
Works to existing house including the demolition of existing garage and outhouse, and the construction of a 2-storey extension to side and rear and 1-storey-over-garden-level extension to rear, totaling 210m2, with 33.4m2 attic conversion, together with a 28m2 garden pavilion, ancillary landscaping works including new gates to widened entrance gateway, site works and infrastructure on 0.24 acres land.
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 |
|---|---|---|---|
| 32 St Thomas Rd, Mount Merrion, Dublin | Mar 2025 | €1,900,000 | 69 m |
| 14 St Thomas Road, Mount Merrion, Blackrock | Jul 2025 | €1,750,000 | 120 m |
| 14 Mather Rd North, Mount Merrion, Dublin | Jan 2026 | €1,845,000 | 223 m |
| 33 North Avenue, Mount Merrion, Blackrock | Sept 2025 | €2,365,000 | 227 m |
| 12 Foster Ave, Mt Merrion, Dublin | Oct 2025 | €1,410,000 | 241 m |
| 9 Cypress Road, Mount Merrion, Co Dublin | Jun 2026 | €1,230,000 | 267 m |
| Apartments 1-11, Fitzwilliam Court, The Rise Mount Merrion | Dec 2025 | €4,400,000 | 299 m |
| 19 Cypress Road, Mount Merrion, Dublin | Jun 2026 | €1,210,000 | 305 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 received17 October 2008
- Decision issued10 November 2008
- Appeal submitted8 December 2008
- Appeal decided27 May 2009
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
Permission for development to widen existing front vehicular site entrance
31, Saint Thomas Road, Mount Merrion, Blackrock, Co. Dublin
D13A/0268Dún Laoghaire–RathdownLodged 27 May 2013Alterations
- Granted30 m away
Alterations to D23B/0241. A) Extended living space to rear of dwelling with flat roof and rooflight, to…
37, Auburn, Saint Thomas' Road, Mount Merrion, Blackrock, Dublin, A94EN83
D23B/0572Dún Laoghaire–RathdownLodged 12 Dec 2023Alterations
- Granted30 m away
A) Removal of existing flat-roof dormer and 2no chimneys to side and rear of existing dwelling, and b) the…
Auburn, 37 Saint Thomas Road, Mount Merrion, Blackrock, Dublin, A94EN83
D23B/0241Dún Laoghaire–RathdownLodged 19 May 2023Extension
- Awaiting decision30 m away
Compliance with Condition No. 3 of Reg. Ref. D23B/0241
Auburn, 37 Saint Thomas Road, Mount Merrion, Blackrock, Dublin, A94EN83
D23B/0241/C1Dún Laoghaire–RathdownLodged 27 Mar 2024Other
- Granted30 m away
Permission for the demolition of existing detached dormer dwelling, single storey family flat to rear and…
29, Saint Thomas Road, Mount Merrion, Co. Dublin
D13A/0538Dún Laoghaire–RathdownLodged 22 Oct 2013New dwelling
- Granted50 m away
Permission for demolition of existing extensions to the side and rear and the construction of a single storey…
Burnside, St Thomas Road, Mount Merrion, Co Dublin
D16A/0438Dún Laoghaire–RathdownLodged 16 Jun 2016Extension
- Granted50 m away
Permission for development is sought for alterations to previously approved planning permission reg. ref.…
Burnside, 39, Saint Thomas Road, Mount Merrion, Co Dublin
D17A/0576Dún Laoghaire–RathdownLodged 23 Jun 2017Alterations
- Granted50 m away
Permission for two extensions to side of house, comprising of the extensions of lower ground floor dining…
Burnside, 39 Saint Thomas Road, Mount Merrion, Co Dublin
D15B/0113Dún Laoghaire–RathdownLodged 7 Apr 2015Retention
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