99, Fosterbrook, Mount Merrion, Co. Dublin
Alterations to a previously approved two-storey side extension in Mount Merrion.
D05B/0402 · Dun Laoghaire Rathdown County Council · Lodged 1 June 2005
- Reference
- D05B/0402
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 1 June 2005
Summary
AI-generatedThe application seeks alterations to a previously approved design (Reg. No. D02B/0601) for a two-storey side extension. Changes include modifications to the extension roof design, relocation of the chimney breast, window alterations, three additional roof lights, and porch alterations.
- Storeys
- 2
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
For alterations to a previously approved design planning register no. D02b/0601 for the erection of a 2-storey extension to the side of an existing 2-storey house. Including alterations to the extension roof design, relocation of approved chimney breast, alterations to the approved windows, the provision of 3 additional roof lights and for alterations to the entrance porch to the existing dwelling.
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 |
|---|---|---|---|
| 106 Fosterbrook, Stillorgan Road, Blackrock | Jun 2026 | €905,000 | 48 m |
| 83 Fosterbrook, Stillorgan Rd, Mount Merrion | Apr 2026 | €1,106,000 | 74 m |
| 46 Trimleston Gardens, Booterstown, Dublin | Jan 2025 | €1,200,000 | 104 m |
| 25 Fosterbrook, Booterstown, Blackrock | Jan 2025 | €940,000 | 108 m |
| 31 Trimleston Gardens, Booterstown, Blackrock | Oct 2025 | €968,000 | 114 m |
| 55 Seafield Crescent, Blackrock, Dublin | Sept 2025 | €950,000 | 117 m |
| 76 Fosterbrook, Stillorgan Rd, Dublin | Dec 2025 | €905,000 | 119 m |
| 61 Seafield Crescent, Blackrock, Dublin | Jun 2026 | €730,000 | 120 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 received1 June 2005
- Decision issued25 July 2005
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
2-storey extension to the side of existing house. [LOCATION] 99 Fosterbrook, Stillorgan Road, Co. Dublin.…
99 Fosterbrook, Stillorgan Road, Co. Dublin.
D02B/0601Dún Laoghaire–RathdownLodged 24 Jul 2002Extension
- Granted40 m away
Permission is sought for an attic conversion for a bedroom with en-suite, which involves roof alterations and…
89, Fosterbrook, Blackrock, Co. Dublin
D10B/0275Dún Laoghaire–RathdownLodged 11 Jun 2010Extension
- Granted40 m away
Permission is sought for attic conversion with modifications to existing roof and provision of dormer roof…
104 Fosterbrook, Booterstown, Blackrock, Co Dublin
D22A/0307Dún Laoghaire–RathdownLodged 6 May 2022Extension
- Granted60 m away
Permission is sought for the construction of a bedroom extension at first floor level over the existing…
107, Fosterbrook, Stillorgan Road, Blackrock, Co. Dublin
D11B/0126Dún Laoghaire–RathdownLodged 8 Apr 2011Extension
- Granted60 m away
Permission is sought for development which consists of an attic conversion (gross floor area 25 sq.m) to…
86, Fosterbrook, Blackrock, Co. Dublin
D12B/0238Dún Laoghaire–RathdownLodged 17 Jul 2012Extension
- Granted60 m away
Extension to provide for a storage at cellar level (19.5 sq.m), family room, breakfast area, utility room,…
38, Fosterbrook, Blackrock, Co. Dublin
D05A/1163Dún Laoghaire–RathdownLodged 8 Sept 2005Extension
- Granted60 m away
Permission for development consisting of a new entrance canopy and bay window to the front of the existing…
117, Fosterbrook, Blackrock, Co Dublin
D13B/0066Dún Laoghaire–RathdownLodged 22 Feb 2013Extension
- Refused60 m away
For conversion of attic to bedroom with ensuite to include part building up of gable wall and altered roof,…
117, Fosterbrook, Stillorgan Road, Booterstown, Co. Dublin
D05B/0773Dún Laoghaire–RathdownLodged 28 Oct 2005Extension
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- GrantedAlterations
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25/5067corkLodged 4 Jun 2025
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