8, Sycamore Road, Mount Merrion, Blackrock, Dublin, A94A6P7
Construction of a dormer window extension at first-floor level to the front of a semi-detached house.
D23B/0510 · Dun Laoghaire Rathdown County Council · Lodged 3 November 2023
- Reference
- D23B/0510
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 3 November 2023
Summary
AI-generatedThis application seeks permission for a dormer window extension at first-floor level to the front of an existing semi-detached dwelling, including all associated ancillary works.
- 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
Dormer window extension at first floor level to the front of existing semi-detached dwelling and all associated ancillary works.
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 |
|---|---|---|---|
| 18 Greenfield Road, Mount Merrion, Blackrock | Oct 2025 | €1,350,000 | 112 m |
| 28 Merrion Hall, Mount Merrion Ave, Blackrock | Feb 2025 | €600,000 | 157 m |
| St Anthonys, 19 Greygates, Stillorgan Rd | Oct 2025 | €1,650,000 | 207 m |
| 26 Ashurst, Mount Merrion Ave, Blackrock | Aug 2025 | €510,500 | 209 m |
| 49 The Rise, Mount Merrion, Blackrock | Sept 2025 | €1,305,000 | 211 m |
| Apt 6, Fortwilliam, Mount Merrion Ave | Jun 2025 | €460,000 | 212 m |
| Seven Churches, Glendalough, Co Wicklow | Sept 2025 | €351,000 | 218 m |
| 4 Dualla Court, Stillorgan Rd, Stillorgan | Jan 2025 | €485,000 | 229 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 received3 November 2023
- Decision due5 January 2024
- Decision issued18 December 2023
- Appeal submitted23 January 2024
- Appeal decided19 June 2024
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
Permission sought for change of use from domestic residential to short term lets residential
6, Sycamore Road, Mount Merrion, Blackrock, Dublin, A94C3H7
D23A/0428Dún Laoghaire–RathdownLodged 27 Jun 2023Change of use
- GrantedAt this site
Retention of single storey garden studio with canopy over patio area (52.05m2 footprint)
6, Sycamore Road, Mount Merrion, Dublin, A94C3H7
D23B/0063Dún Laoghaire–RathdownLodged 17 Feb 2023Retention
- Granted60 m away
Extension, part single and part 2 storey to side and rear of existing dwelling. The works also include…
6, Greenfield Road, Mount Merrion, Co. Dublin.
D04A/1287Dún Laoghaire–RathdownLodged 8 Nov 2004Extension
- Compliance submission60 m away
Compliance with Condition No.5 of Reg Ref No. D24A/0817/WEB
8, Greenfield Road, Mount Merrion, Blackrock, Co. Dublin, A94 D2E9
D24A/0817/WEB/C1Dún Laoghaire–RathdownLodged 11 Jul 2025Other
- Granted60 m away
Alterations to previously granted planning (under Reg. Ref D24A/0817/WEB) for development at 8 Greenfield…
8, Greenfield Road, Mount Merrion, Blackrock, Dublin, A94D2E9
D24A/1036/WEBDún Laoghaire–RathdownLodged 26 Feb 2025Alterations
- Invalid60 m away
Alterations to previously granted planning (under Reg. Ref D24A/0817/WEB) for development at 8 Greenfield…
8, Greenfield Road, Mount Merrion, Blackrock, Co. Dublin, A94D2E9
D24A/1003/WEBDún Laoghaire–RathdownLodged 17 Dec 2024Alterations
- Granted60 m away
A) removal of existing single-storey extension, sheds and garage to side and rear of dwelling, and b) the…
8, Greenfield Road, Mount Merrion, Blackrock, Co. Dublin, A94 D2E9
D24A/0817/WEBDún Laoghaire–RathdownLodged 10 Oct 2024Extension
- Compliance submission70 m away
Compliance with Condition no. 2 of Reg Ref no. D23A/0696
9, Sycamore Road, Mount Merrion, Blackrock, Dublin, A94Y9Y0
D23A/0696/C3Dún Laoghaire–RathdownLodged 7 Jun 2024Other
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