No. 33 Cherrygarth, Mount Merrion, Co. Dublin
Construction of two dormer roof extensions to the side roof slope and alterations to a previously permitted roof.
D22B/0043 · Dun Laoghaire Rathdown County Council · Lodged 3 February 2022
- Reference
- D22B/0043
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 3 February 2022
Summary
AI-generatedThis application proposes two dormer roof extensions to the existing side roof slope. It also includes alterations to a previously permitted pitched roof over the garage space to accommodate the proposed dormer, alongside internal and drainage alterations.
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
Permission for development. The proposed development shall consist of 2 no. Dormer roof extensions to existing side roofslope, alterations to previsouly permitted pitched roof (over existing garage space) to accommodate propsoed dormer (file ref: d21a/0488), and all assocaited internal alterations, site, drainage and 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.
Built — construction complete
A commencement notice records works starting on 23 December 2022.
Notified floor area: 246 m²
Recent sales nearby
within 500 m| Address | Date | Price | Distance |
|---|---|---|---|
| 50 Cherry Garth, Mount Merrion, Blackrock | May 2025 | €1,275,000 | 48 m |
| 15 Cherry Garth, Mount Merrion, Blackrock | Apr 2025 | €1,110,000 | 78 m |
| 11 Cherry Garth, Mount Merrion, Dublin | Jan 2025 | €1,051,000 | 90 m |
| 50 Thornhill Oaks, Cherry Garth, Mount Merrion | Sept 2025 | €1,500,000 | 105 m |
| 49 Thornhill Oaks, Cherry Garth, Mount Merrion | Dec 2025 | €1,430,135 | 107 m |
| 49 Thornhill Oaks, Cherry Garth, Mount Merrionprice excludes VAT | Jan 2025 | €1,145,374 | 107 m |
| Apt.28 - Thornhill Oaks, Cherry Garth - Mount Merrion, Blackrock | Jul 2025 | €999,999 | 120 m |
| 61 The Stables, Thornhill Oaks, Mount Merrionprice excludes VAT | Aug 2025 | €889,868 | 126 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 February 2022
- Decision issued28 March 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 for development. The proposed development shall consist of Relocation of existing vehicular…
33 Cherrygarth, Mount Merrion, Co. Dublin
D21A/0488Dún Laoghaire–RathdownLodged 28 May 2021Extension
- WithdrawnAt this site
Permission for demolition of existing boiler house, first floor dormer windows and part demolition of…
32, Cherrygarth, Mount Merrion, Blackrock, Dublin, A94k6c2
D22B/0002Dún Laoghaire–RathdownLodged 10 Jan 2022Extension
- GrantedAt this site
Permission for demolition of existing boiler house, external rear and side walls, first floor dormer windows…
32 Cherrygarth, Mount Merrion, Blackrock, Co. Dublin, A94 K6C2
D22B/0056Dún Laoghaire–RathdownLodged 28 Apr 2022Extension
- Granted40 m away
Single storey extension to rear and porch to side
36, Cherry Garth, Mount Merrion,Co Dublin
D08B/0255Dún Laoghaire–RathdownLodged 8 Apr 2008Extension
- Granted50 m away
For proposed attic conversion with dormers and roof windows to side, gable window to rear and new front…
21, Cherrygarth, Mount Merrion, Co. Dublin
D06B/0329Dún Laoghaire–RathdownLodged 13 Apr 2006Extension
- Granted50 m away
Alterations and extension to existing house to include (a) demolition of existing rear extension and rear…
50, Cherrygarth, Mount Merrion, Co. Dublin, A94H3A8
D25B/0332/WEBDún Laoghaire–RathdownLodged 11 Jun 2025Extension
- Refused50 m away
Permission for the demolition of existing single storey detached shed to accommodate the construction of a…
50, Cherrygarth, Mount Merrion, Blackrock, Co. Dublin, A94H3A8
D23A/0402Dún Laoghaire–RathdownLodged 23 Aug 2023Extension
- Withdrawn50 m away
Alterations and extension to existing house to include; (a) demolition of existing rear extension and rear…
50, Cherrygarth, Mount Merrion, Dublin, A94H3A8
D25B/0316/WEBDún Laoghaire–RathdownLodged 4 Jun 2025Extension
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