16, Sycamore Road, Mount Merrion, Blackrock, Co. Dublin, A94N6X7
Modifications to a previously approved extension, including two new front rooflights and changes to front windows.
D22B/0390 · Dun Laoghaire Rathdown County Council · Lodged 29 August 2022
- Reference
- D22B/0390
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 29 August 2022
Summary
AI-generatedThe applicant is seeking modifications to a previously granted planning permission (reg ref D22B/0058) for alterations and extensions to a semi-detached house. The changes consist of adding two rooflights to the front roof pitch and altering the front fenestration.
- 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
Planning permission is sought for modifications to previously granted planning permission (reg ref d22b/0058) for alterations/extensions to the existing two storey semi-detached house . Modifications to comprise 2no. Rooflights to the front elevation roof pitch, alterations to the fenestration on the front (west) elevation and associated site development.
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.
Built — construction complete
A commencement notice records works starting on 18 November 2022. A completion certificate was lodged on 13 December 2023.
Notified floor area: 236.5 m²
Recent sales nearby
within 500 m| Address | Date | Price | Distance |
|---|---|---|---|
| 29 Sycamore Road, Mount Merrion, Co Dublin | Sept 2025 | €1,785,000 | 71 m |
| 4 Dualla Court, Stillorgan Rd, Stillorgan | Jan 2025 | €485,000 | 163 m |
| Apt 6, Fortwilliam, Mount Merrion Ave | Jun 2025 | €460,000 | 192 m |
| Seven Churches, Glendalough, Co Wicklow | Sept 2025 | €351,000 | 224 m |
| 117 The Rise, Mount Merrion, Dublin | Mar 2025 | €1,701,001 | 247 m |
| 28 Merrion Hall, Mount Merrion Ave, Blackrock | Feb 2025 | €600,000 | 248 m |
| 26 Ashurst, Mount Merrion Ave, Blackrock | Aug 2025 | €510,500 | 253 m |
| 18 Greenfield Road, Mount Merrion, Blackrock | Oct 2025 | €1,350,000 | 285 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 received29 August 2022
- Decision issued13 October 2022
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 is sought for the alteration and extension of the existing two storey semi-detached house,…
16 Sycamore Road, Mount Merrion, Blackrock, Co. Dublin, A96 N6X7
D22B/0058Dún Laoghaire–RathdownLodged 3 May 2022Extension
- GrantedAt this site
For internal refurbishment, two storey extension to side and rear, single storey extension to rear and attic…
14, Sycamore Road, Mount Merrion, Co. Dublin
D05B/0790Dún Laoghaire–RathdownLodged 8 Nov 2005Extension
- Granted30 m away
The proposed extension to the side and rear of the house consists of a part 2-storey extension to the…
8, Sycamore Crescent, Mount Merrion, Blackrock, Co. Dublin, A94H9P0
D24A/0937/WEBDún Laoghaire–RathdownLodged 24 Feb 2025Extension
- Compliance submission30 m away
Compliance with Condition No. 10 of ABP32222625 (Reg Ref No. D24A/0937/WEB)
8, Sycamore Crescent, Mount Merrion, Blackrock, Co. Dublin, A94H9P0
D24A/0937/WEB/C3Dún Laoghaire–RathdownLodged 6 Nov 2025Alterations
- Compliance submission30 m away
Compliance with Condition No. 7 of ABP32222625 (Reg Ref No. D24A/0937/WEB)
8, Sycamore Crescent, Mount Merrion, Blackrock, Co. Dublin, A94H9P0
D24A/0937/WEB/C6Dún Laoghaire–RathdownLodged 18 Dec 2025Other
- Compliance submission30 m away
Compliance with Condition No.2 of ABP32222625, (Reg Ref No. D24A/0937/WEB)
8, Sycamore Crescent, Mount Merrion, Blackrock, Co. Dublin, A94H9P0
D24A/0937/WEB/C2Dún Laoghaire–RathdownLodged 28 Oct 2025Other
- Compliance submission30 m away
Compliance with Condition No.4 of ABP32222625 (Reg Ref No. D24A/0937/WEB)
8, Sycamore Crescent, Mount Merrion, Blackrock, Co. Dublin, A94H9P0
D24A/0937/WEB/C4Dún Laoghaire–RathdownLodged 28 Nov 2025Other
- Awaiting decision30 m away
Compliance with Condition No.9 of ABP32222625 (Reg Ref No. D24A/0937/WEB)
8, Sycamore Crescent, Mount Merrion, Blackrock, Co. Dublin, A94H9P0
D24A/0937/WEB/C5Dún Laoghaire–RathdownLodged 9 Dec 2025Other
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- RefusedExtension
Permission is sought for alteration/extension of the existing two storey semi-detached house, comprising…
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D21B/0295/EDún Laoghaire–RathdownLodged 17 Feb 2026
- GrantedExtension
Planning permission is sought for alteration/extension of the existing two storey semi-detached house…
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- GrantedAlterations
Permission for development at this site: Permission is sought for minor alterations to the previous granted…
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D25A/0244Dún Laoghaire–RathdownLodged 27 Mar 2025
- InvalidExtension
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4211/18Dublin CityLodged 19 Oct 2018
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The development will consist of alterations to existing planning permission Ref — D07A/1203, involving the…
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D08A/0481Dún Laoghaire–RathdownLodged 25 Apr 2008
- GrantedAlterations
Planning permission for modification to the previously approved permission D22A/0683. This application seeks…
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