42, Cedarmount Road, Mount Merrion, Co. Dublin
Dormer attic extension, rear conservatory, and front extension in Mount Merrion.
D09B/0155 · Dun Laoghaire Rathdown County Council · Lodged 16 April 2009
- Reference
- D09B/0155
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 16 April 2009
Summary
AI-generatedProposed works include a dormer attic extension and a ground floor conservatory to the rear of the property. Additionally, a single-storey extension and three rooflights are proposed for the front.
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 is sought for proposed dormer attic extension and ground floor conservatory, both to rear, 3 no. Velux rooflights and single storey extension, both to front of 42 cedarmount road.
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 |
|---|---|---|---|
| 52 Cedarmount Road, Mount Merrion, Co Dublin | Nov 2025 | €1,000,000 | 45 m |
| 23 Glenabbey Road, Mount Merrion, Co Dublin | Nov 2025 | €1,410,000 | 58 m |
| 21 Cedarmount Rd, Mount Merrion, Dublin | Nov 2025 | €910,000 | 68 m |
| 35 Cedarmount Rd, Mount Merrion, Blackrock | Mar 2026 | €880,000 | 107 m |
| 49 Cedarmount Rd, Mount Merrion, Blackrock | Aug 2025 | €830,000 | 117 m |
| 71 Trees Road, Mount Merrion, Co Dublin | Aug 2025 | €1,480,000 | 138 m |
| 56 Glenabbey Rd, Mount Merrion, Dublin | Jan 2025 | €1,315,000 | 151 m |
| Cherryview, 1a Glenabbey Rd, Mount Merrion | Mar 2025 | €1,250,000 | 172 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 received16 April 2009
- Decision issued10 June 2009
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
Single and two storey extensions to the front elevation, single storey conservatory to rear elevation,…
42, Cedarmount Road, Mount Merrion, Co. Dublin
D07B/0935Dún Laoghaire–RathdownLodged 19 Nov 2007Extension
- GrantedAt this site
Planning permission for a single storey extension to the front containing living room and garage extensions,…
40, Cedarmount Road, Mount Merrion, Co. Dublin
D10B/0091Dún Laoghaire–RathdownLodged 4 Mar 2010Extension
- GrantedAt this site
Permission is sought for an existing semi-detached three-bedroom single dwelling; (i) the widening of the…
38, Cedarmount Road, Mount Merrion, Co. Dublin
D12A/0219Dún Laoghaire–RathdownLodged 1 Jun 2012Extension
- GrantedAt this site
The construction of a dormer window & 1no rooflight to the rear elevation roof and 1no rooflight to the front…
38, Cedarmount Road, Blackrock, Co. Dublin, A94P8D4
D25B/0133/WEBDún Laoghaire–RathdownLodged 12 Mar 2025Extension
- Granted50 m away
Demolition of outbuildings to rear — Removal of Porch to front to incorporate new front entrance door
52, Cedarmount Road, Mount Merrion, Co. Dublin, A94Y8W6
D25A/0978Dún Laoghaire–RathdownLodged 18 Dec 2025Extension
- Granted50 m away
Construct 2 storey extension to side, create attic store and replacement rear single storey flat roof with…
27, Glenabbey Road, Mount Merrion, Co. Dublin
D05B/0245Dún Laoghaire–RathdownLodged 7 Apr 2005Extension
- Granted50 m away
Permission is sought for the construction of — A two storey bay projection to the front with single storey…
31, Glenabbey Road, Mount Merrion, Co. Dublin
D11A/0449Dún Laoghaire–RathdownLodged 4 Oct 2011Extension
- Granted50 m away
Permission for alterations to the existing grant of permission (register reference D17A/0917) for works to…
25 Glenabbey Road, Mount Merrion, Co Dublin
D18A/0180Dún Laoghaire–RathdownLodged 27 Feb 2018Alterations
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- GrantedExtension
Permission sought for single storey extension to front, dormer extension at rear, attic conversion with 2 No.…
67, Rothe Abbey, South Circular Road, Kilmainham, Dublin 8, D08WP8K
4421/22Dublin CityLodged 7 Jul 2022
- GrantedExtension
Permission is sought for new dormer window extension to rear of existing attic conversion with 2No. of Velux…
13, Chapel Crescent, Riverston Abbey, Dublin 7, D07 TH56
WEB1597/24Dublin CityLodged 16 May 2024
- GrantedExtension
Permission is sought for construction of two storey extension to the side and front with attic; a single…
19, Glencairn Oaks, The Gallops, Leopardstown, Dublin 18
D17B/0043Dún Laoghaire–RathdownLodged 26 Jan 2017
- GrantedExtension
Permission is sought for construction of a dormer bungalow style extension to the front, side and rear of…
5, Sycamore Walk, Cabinteely, Dublin 18
D07B/0293Dún Laoghaire–RathdownLodged 2 Apr 2007
- InvalidExtension
Permission sought for extensions at ground and first floor level to both the front and rear elevations,…
65, Donnybrook Manor, Dublin 4
2118/19Dublin CityLodged 25 Jan 2019
- GrantedExtension
Permission is sought for a ground floor extension, 2 No. dormer extensions to the first floor and roof…
12, Laurel Avenue, Dundrum, Dublin 14
D11B/0363Dún Laoghaire–RathdownLodged 15 Nov 2011
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