54, North Avenue, Mount Merrion, Co. Dublin
Attic conversion with roof alterations and modifications to an existing side attachment.
D22A/0650 · Dun Laoghaire Rathdown County Council · Lodged 31 August 2022
- Reference
- D22A/0650
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 31 August 2022
Summary
AI-generatedThis development includes converting the attic space into habitable accommodation by raising the side gable wall and altering the roof structure to include a flat roof dormer. It also proposes raising the flat roof of the existing side attachment and adding a pitched roof to its 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 for development . The development will consist of: (a) conversion of attic space to form habitable accommodation. Works to include increase in height of side gable wall, alterations to hipped roof structure, provision of a flat roof dormer window & 1 no. Rooflight to the rear elevation and 1no. Roof light to the side elevation. (b) raise level of flat roof to existing single storey side attachment, install 2 no. Flat roof lights and provide pitched roof to front elevation. (c) alte...
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 14 December 2022. A completion certificate was lodged on 12 September 2023.
Notified floor area: 156.4 m²
Recent sales nearby
within 500 m| Address | Date | Price | Distance |
|---|---|---|---|
| 57 Wilson Road, Mount Merrion, Blackrockprice excludes VAT | Nov 2025 | €1,563,880 | 94 m |
| 49 The Rise, Mount Merrion, Blackrock | Sept 2025 | €1,305,000 | 106 m |
| Seven Churches, Glendalough, Co Wicklow | Sept 2025 | €351,000 | 107 m |
| 58 Wilson Road, Mount Merrion, Blackrockprice excludes VAT | Mar 2026 | €1,550,660 | 149 m |
| 45 Greenfield Rd, Mount Merrion, Dublin | Nov 2025 | €1,390,000 | 150 m |
| 56 Wilson Road, Mount Merrion, Blackrockprice excludes VAT | Apr 2026 | €1,475,771 | 159 m |
| 55 Wilson Road, Mount Merrion, Blackrockprice excludes VAT | Nov 2025 | €1,585,903 | 166 m |
| 18 Greenfield Road, Mount Merrion, Blackrock | Oct 2025 | €1,350,000 | 188 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 received31 August 2022
- Decision issued20 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
Single storey extension at rear and loft conversion. The conversion will consist of two number dormer…
50, North Avenue, Mount Merrion, Co. Dublin
D05B/0289Dún Laoghaire–RathdownLodged 21 Apr 2005Extension
- GrantedAt this site
Planning permission for — Construction of single storey front porch
50, North Avenue, Mount Merrion, Co. Dublin
D12A/0331Dún Laoghaire–RathdownLodged 29 Aug 2012Extension
- GrantedAt this site
The demolition of — existing garage to side
50, North Avenue, Mount Merrion, Blackrock, Dublin, A94D9K3
D23B/0496Dún Laoghaire–RathdownLodged 27 Oct 2023Extension
- RefusedAt this site
The demolition of — existing garage to side
50, North Avenue, Mount Merrion, Blackrock, Dublin, A94D9K3
D23B/0240Dún Laoghaire–RathdownLodged 19 May 2023Extension
- Granted40 m away
(a) retention permission is sought for the bay window that was constructed at the front of the single-storey…
62, North Avenue, Mount Merrion, Co. Dublin
D10B/0390Dún Laoghaire–RathdownLodged 10 Sept 2010Extension
- Granted40 m away
Permission for proposed alterations and additions, comprising of: A. Reconstruction of the existing former…
62 North Avenue, Mount Merrion, Co Dublin
D15B/0032Dún Laoghaire–RathdownLodged 13 Feb 2015Extension
- Granted40 m away
Construction of a new two storey side extension, single storey rear extension, auxilary works to the existing…
63, The Rise, Mount Merrion, Co. Dublin.
D04A/0652Dún Laoghaire–RathdownLodged 10 Jun 2004Extension
- Granted40 m away
To build a new front porch, and to extend the building to one side and to the rear at ground and first floor…
61, The Rise, Mount Merrion, Co. Dublin
D04B/0452Dún Laoghaire–RathdownLodged 9 Jun 2004Extension
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
The development for which permission is sought consists of :Conversion of existing attic area including…
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FW26A/0066EFingalLodged 8 Feb 2026
- GrantedExtension
The development for which permission is sought consists of: Conversion of existing attic area including…
15 Saddlers Glade, Mulhuddart, Dublin 15, D15T6P1
FW24A/0434EFingalLodged 21 Oct 2024
- GrantedExtension
Permission for development at this site. The development will consist of — Alterations to existing roof/…
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D21B/0204Dún Laoghaire–RathdownLodged 28 Apr 2021
- GrantedExtension
Permission for development. The development will consist of Conversion of attic space (29.5m.sq.)…
38 Glenabbey Road, Mount Merrion, Co. Dublin, A94 T6X6
D21B/0298Dún Laoghaire–RathdownLodged 16 Jun 2021
- InvalidExtension
Planning permission for the development of the conversion of the existing attic space which incorporates the…
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FW24A/0036FingalLodged 1 Feb 2024
- GrantedExtension
Permission for development. The proposed development will consist of a) removal of existing porch to front,…
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D20A/0975Dún Laoghaire–RathdownLodged 21 Dec 2020
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