"Hillberry", 28, Saint Thomas Road, Mount Merrion, Co. Dublin
First-floor extension to the side of the house to create an ensuite bathroom.
D08B/0389 · Dun Laoghaire Rathdown County Council · Lodged 23 May 2008
- Reference
- D08B/0389
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 23 May 2008
Summary
AI-generatedAn 8 square metre extension is proposed at first-floor level to accommodate an ensuite bathroom for bedroom number two. The project will also involve local alterations to the existing roof structure.
- Floor area
- 8 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
8 sq. M extension to the existing domestic dwelling at first floor to contain an ensuite bathroom serving bedroom no. 2 and alteration of the roof structure locally.
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 | 40 m |
| 14 St Thomas Road, Mount Merrion, Blackrock | Jul 2025 | €1,750,000 | 96 m |
| 33 North Avenue, Mount Merrion, Blackrock | Sept 2025 | €2,365,000 | 188 m |
| 14 Mather Rd North, Mount Merrion, Dublin | Jan 2026 | €1,845,000 | 230 m |
| 9 Cypress Road, Mount Merrion, Co Dublin | Jun 2026 | €1,230,000 | 247 m |
| 12 Foster Ave, Mt Merrion, Dublin | Oct 2025 | €1,410,000 | 267 m |
| 19 Cypress Road, Mount Merrion, Dublin | Jun 2026 | €1,210,000 | 276 m |
| Apartments 1-11, Fitzwilliam Court, The Rise Mount Merrion | Dec 2025 | €4,400,000 | 286 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 received23 May 2008
- Decision issued16 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
Demolition of existing detached two-storey dwelling and the construction of a new detached single family,…
'Hillberry', 28, St. Thomas Road, Blackrock.
D03A/0514Dún Laoghaire–RathdownLodged 27 May 2003New dwelling
- Granted30 m away
Alterations, demolition of existing garage, extension to the side and widening of the existing entrance.…
24 St Thomas Road, Mount Merrion, Co. Dublin.
D02A/0026Dún Laoghaire–RathdownLodged 21 Jan 2002Extension
- Exempt — no permission needed40 m away
1 dwelling
32, St Thomas Road, Mount Merrion, Co.Dublin, A94F973
V/090/23Dún Laoghaire–RathdownLodged 27 Nov 2023
- Compliance submission40 m away
Compliance with Condition no. 3 of Reg Ref No. D23A/0741
32, Saint Thomas Road, Mount Merrion, Dublin, A94F973
D23A/0741/C2Dún Laoghaire–RathdownLodged 24 May 2024Other
- Compliance submission40 m away
Compliance with Condition no. 2 of Reg Ref No. D23A/0741
32, Saint Thomas Road, Mount Merrion, Dublin, A94F973
D23A/0741/C1Dún Laoghaire–RathdownLodged 24 May 2024Other
- Granted40 m away
Demolition of existing detached two-storey dwelling house. Construction of two-storey detached replacement…
32, Saint Thomas Road, Mount Merrion, Dublin, A94F973
D23A/0741Dún Laoghaire–RathdownLodged 23 Nov 2023New dwelling
- Granted50 m away
Demolition of existing garage to side, lean-to to rear and construction of new two storey extension to side…
Quorndon, 34, Saint Thomas Road, Mount Merrion, Co. Dublin
D06A/0929Dún Laoghaire–RathdownLodged 3 Jul 2006Extension
- Granted50 m away
Retention Permission is sought for revised front boundary wall treatment and gate piers, cleristory lantern…
Quorndon, 34, Saint Thomas's Road, Mount Merrion, Co. Dublin
D12B/0366Dún Laoghaire–RathdownLodged 16 Nov 2012Retention
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
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A first floor domestic extension (c.28sqm) over existing ground floor accommodation and to the side of the…
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D09B/0162Dún Laoghaire–RathdownLodged 20 Apr 2009
- GrantedExtension
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176 Castletown , Leixlip , Co. Kildare W23 V2K3.
21149KildareLodged 10 Feb 2021
- GrantedExtension
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No. 8, The Avenue, Priory Court, Mitchellsfort, Watergrasshill. Co. Cork
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First floor extension with 2 no. bedrooms and a bathroom, located over the existing single storey part of the…
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SD05B/0002South DublinLodged 4 Jan 2005
- RefusedExtension
First floor extension to the rear of existing dwelling house to comprise a new bathroom and extension to…
87, Carrigwood, Ballycullen Drive, Firhouse, Dublin 24.
SD05B/0778South DublinLodged 13 Dec 2005
- GrantedExtension
Extension at first floor level over existing single storey extension to the side of existing dwelling…
132, Glenvara Park, Ballycullen Road, Dublin 16
SD04B/0222South DublinLodged 6 May 2004
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