65, Mulgrave Street, Dun Laoghaire, Co Dublin, A96Y225, and, 66, Mulgrave Street, Dun Laoghaire, Co Dublin, A96KT51
First floor and ground floor rear extensions to a residential property.
D21A/0308 · Dun Laoghaire Rathdown County Council · Lodged 12 April 2021
- Reference
- D21A/0308
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 12 April 2021
Summary
AI-generatedThe application seeks permission for a first-floor rear extension to house a bedroom and bathroom, alongside a ground-floor rear extension. The works also include alterations and repairs to the rear roof and elevation.
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 a development consisting of a development at these sites. This application with comprise of the following: (1. ) a first floor extension to the rear of the property to house a bedroom with en suite, and a family bathroom and to include 2 . No. Roof-lights and a ground floor extension to the rear of the property, alterations and reparations to rear roof and rear elevation at ground and first floor levels, and ancillary site works all at 65, mulgrave street, dun laoghaire...
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 June 2025.
Notified floor area: 40.3 m²
Recent sales nearby
within 500 m| Address | Date | Price | Distance |
|---|---|---|---|
| 63 Mulgrave Street, Dun Laoghaire, Co. Dublin | Oct 2025 | €765,000 | 36 m |
| 8 Northumberland Ave, Dun Laoghaire, Dublin | Feb 2025 | €1,100,000 | 69 m |
| 3 Dungar Terrace, Dun Laoghaire, Co. Dublin | Nov 2025 | €950,000 | 90 m |
| 91 Patrick St, Dun Laoghaire, Dublin | Dec 2025 | €450,000 | 117 m |
| 21a Mulgrave St, Dun Laoghaire, Dublin | Feb 2026 | €840,000 | 119 m |
| 22 Patrick St, Dun Laoghaire, Dublin | Mar 2025 | €547,000 | 132 m |
| 5 Century Court, Upper Georges St, Dun Laoghaire | Feb 2025 | €415,000 | 139 m |
| 85/86 Patrick Street, Dun Laoghaire, Co. Dublin | Mar 2025 | €417,500 | 139 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 April 2021
- Decision issued28 May 2021
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 Change of Use from office use to its former use as a single residence
65, Mulgrave Street, Dun Laoghaire, Co. Dublin
D13A/0522Dún Laoghaire–RathdownLodged 10 Oct 2013Change of use
- GrantedAt this site
For the retention of development for a 24 sq.m. lean-to extension in the yard of existing abattoir/meat…
Rear of 15A, George's Street Upper, Dun Laoghaire, Co. Dublin
D05A/0634Dún Laoghaire–RathdownLodged 19 May 2005Retention
- Granted30 m away
Change of use of the existing 250sqm commercial building, a former HSE premises, into a single 4-bedroom,…
63 Mulgrave Street, Dun Laoghaire, Co. Dublin, A96YD61
D24A/0884/WEBDún Laoghaire–RathdownLodged 5 Nov 2024Change of use
- Refused30 m away
Permission for development. The development will consist of the demolition of an existing two storey building…
1 Northumberland Avenue, (with frontage to Lee's Lane) Dun Laoghaire, Co. Dublin
D20A/0085Dún Laoghaire–RathdownLodged 4 Feb 2020Commercial
- Refused30 m away
Permission for development. The development will consist of the demolition of an existing two storey building…
1, Northumberland Avenue (with fronting to Lee's Lane), Dun Laoghaire, Co. Dublin
D20A/0582Dún Laoghaire–RathdownLodged 19 Aug 2020Apartments
- Granted30 m away
The change of use of existing retail unit (34.7 m2) at 16 Upper Georges Street, Dun Laoghaire, from retail to…
15-16, Upper Georges Street, Dun Laoghaire, Co. Dublin
D08A/0934Dún Laoghaire–RathdownLodged 18 Aug 2008Change of use
- Granted30 m away
Permission for the Change of Use from office space to residential
2 Northumberland Avenue, Dun Laoghaire, Co Dublin
D18A/1167Dún Laoghaire–RathdownLodged 12 Dec 2018Change of use
- Granted30 m away
Permission for the change of use from office space to residential
mews to rere of No. 2, Northumberland Avenue, Dun Laoghaire, Co. Dublin
D19A/0554Dún Laoghaire–RathdownLodged 25 Sept 2019Change of use
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- GrantedChange of use
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- GrantedExtension
The development will consist of — Demolition of the existing garage located in the front garden
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D24A/0537Dún Laoghaire–RathdownLodged 18 Jul 2024
- GrantedExtension
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D13B/0175Dún Laoghaire–RathdownLodged 23 May 2013
- GrantedExtension
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D17A/0508Dún Laoghaire–RathdownLodged 15 Sept 2017
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