11 Mather Road North, Mount, Merrion, Co. Dublin.
Attic conversion with a rear dormer window, a single-storey rear extension, and roof alterations.
D22B/0323 · Dun Laoghaire Rathdown County Council · Lodged 12 July 2022
- Reference
- D22B/0323
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 12 July 2022
Summary
AI-generatedThe project involves building up the existing gable wall to meet a newly extended roof ridge line. It includes converting the attic space with a rear dormer and rooflights, adding a single-storey rear extension, and constructing a new lean-to roof over the front porch and living room.
- Storey
- 1
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 the proposed build up of existing gable wall to meet newly extended roof ridge line and conversion of attic space with new dormer window & rooflights to rear, new single storey extension to rear, new lean-to roof over ground floor porch and living room and all associated site 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 |
|---|---|---|---|
| 14 Mather Rd North, Mount Merrion, Dublin | Jan 2026 | €1,845,000 | 50 m |
| 9 Cypress Road, Mount Merrion, Co Dublin | Jun 2026 | €1,230,000 | 75 m |
| 19 Cypress Road, Mount Merrion, Dublin | Jun 2026 | €1,210,000 | 131 m |
| 33 North Avenue, Mount Merrion, Blackrock | Sept 2025 | €2,365,000 | 160 m |
| 8 Wilson Road, Mount Merrion, Co Dublin | Nov 2025 | €900,000 | 199 m |
| 32 St Thomas Rd, Mount Merrion, Dublin | Mar 2025 | €1,900,000 | 209 m |
| 19 Wilson Rd, Mount Merrion, Dublin | Mar 2026 | €1,116,111 | 234 m |
| 91 Foster'S Avenue, Mount Merrion, Co Dublin | Jun 2026 | €1,495,000 | 237 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 received12 July 2022
- Decision issued1 September 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
Retention is sought for existing entrance pillar and permission is sought for the demolition of existing…
11, Mather Road North, Mount Merrion, Dublin, A94CF62
D26B/0293/WEBDún Laoghaire–RathdownLodged 5 May 2026Extension
- GrantedAt this site
Planning permission is sought for the extension and alterations to the rear, side and front of an existing…
15, Mather Road, Mount Merrion, Co. Dublin
D10A/0325Dún Laoghaire–RathdownLodged 2 Sept 2010Extension
- GrantedAt this site
Planning permission for development which will consist of a part single storey extension to the side, part…
9, Mather Road North, Mount Merrion, Co. Dublin
D12B/0250Dún Laoghaire–RathdownLodged 26 Jul 2012Extension
- GrantedAt this site
Permission for development. The development will consist of the demolition of an existing single storey bay…
9, Mather Road North, Mount Merrion, Co. Dublin
D18B/0172Dún Laoghaire–RathdownLodged 12 Apr 2018Extension
- Granted30 m away
Permission is sought for alteration/extension of an existing two storey detached house, consisting of…
7, Mather Road North, Mount Merrion, Blackrock, Co. Dublin, A94T9H6
D21A/0673Dún Laoghaire–RathdownLodged 22 Jul 2021Extension
- Granted30 m away
Permission for development consisting of — demolition of the existing single storey extension to the existing…
1, Cypress Road, Mount Merrion, Co. Dublin
D17A/0474Dún Laoghaire–RathdownLodged 27 Sept 2017New dwelling
- Granted30 m away
(1) Detached 2-storey, 2 bedroom house with its own entrance driveway, (2) a new pedestrian gateway for the…
1, Cypress Road, Mount Merrion, Co. Dublin
D05A/0414Dún Laoghaire–RathdownLodged 5 Apr 2005New dwelling
- Granted30 m away
Permission is sought for a two storey extension to rear of the existing house to provide an additional…
1A Cypress Road, Mount Merrion, Co. Dublin
D22B/0384Dún Laoghaire–RathdownLodged 23 Aug 2022Extension
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- Awaiting decisionExtension
Planning permission for the proposed build up of existing gable wall to meet newly extended roof & ridge…
20 The Drive Pheasant Run, Clonee, Dublin 15, D15 F5Y9
FW26A/0256EFingalLodged 25 Jun 2026
- GrantedExtension
Planning permission sought to raise gable wall to top of existing roof level, convert attic to storage area…
20 Beechfield Drive, Castaheany, Dublin 15, D15 X0W4
FW25A/0458EFingalLodged 24 Oct 2025
- WithdrawnExtension
Permission for the proposed build up of existing gable wall to meet newly extended roof & ridge line,…
20 The Drive Pheasant Run, Clonee, Dublin 15, D15 F5Y9
FW26A/0071EFingalLodged 25 Feb 2026
- GrantedExtension
Planning permission is sought for a development that will consist of alterations to existing single storey…
77 Peck’s Lane, Castleknock, Dublin 15, D15 XC4V
FW24A/0412EFingalLodged 10 Oct 2024
- GrantedExtension
Permission is sought for roof gable extension, attic conversion with dormer windows to rear, a rooflight to…
33, Mapas Road, Dalkey, Co. Dublin
D09B/0090Dún Laoghaire–RathdownLodged 2 Mar 2009
- RefusedExtension
Permission is sought for a double storey extension to rear of existing house. Attic conversion with…
36 Sandyford Hall Crescent, Sandyford, Dublin 18, D18 Y4E4
D22B/0277Dún Laoghaire–RathdownLodged 2 Jun 2022
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