11 Northumberland Avenue, Dún Laoghaire, Co Dublin
Change of use of a building from office use to a single residential dwelling.
D15A/0650 · Dun Laoghaire Rathdown County Council · Lodged 12 October 2015
- Reference
- D15A/0650
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 12 October 2015
Summary
AI-generatedThe application seeks permission to convert the existing property from office use back into a single residential home.
- Residential unit
- 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
Permission for change of use from office use to a single residential dwelling.
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 |
|---|---|---|---|
| 8 Northumberland Ave, Dun Laoghaire, Dublin | Feb 2025 | €1,100,000 | 36 m |
| 15 Northumberland Ave, Dun Laoghaire, Dublin | May 2025 | €1,250,000 | 61 m |
| 63 Mulgrave Street, Dun Laoghaire, Co. Dublin | Oct 2025 | €765,000 | 74 m |
| 21a Mulgrave St, Dun Laoghaire, Dublin | Feb 2026 | €840,000 | 74 m |
| 34 Northumberland Avenue, Dunlaoughaira, Co Dublin | Dec 2025 | €1,900,000 | 102 m |
| 30 Mulgrave St, Dun Laoghaire, Dublin | Nov 2025 | €1,800,000 | 110 m |
| The Coach House, Sydenham Mews, Corrig Avenue | Jan 2026 | €750,000 | 112 m |
| 3 Dungar Terrace, Dun Laoghaire, Co. Dublin | Nov 2025 | €950,000 | 112 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 October 2015
- Decision issued4 December 2015
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 of development to include — steel structures, balustrades and cladding to rear balcony
12 Northumberland Avenue, Dun Laoghaire, Dublin,
D23A/0347Dún Laoghaire–RathdownLodged 24 May 2023Retention
- GrantedAt this site
Permission for development consisting of (a) internal material alterations, repairs and other refurbishment…
Dun Laoghaire Methodist Church, Northumberland Avenue, Dun Laoghaire, Co. Dublin
D13A/0137Dún Laoghaire–RathdownLodged 22 Mar 2013Alterations
- GrantedAt this site
Permission for the Change of Use, refurbishment and extensions to the existing building to accommodate a…
12 Northumberland Avenue, Dún Laoghaire, Co Dublin
D19A/0152Dún Laoghaire–RathdownLodged 1 Mar 2019Apartments
- Invalid30 m away
Conversion of the existing 63sqm 1-bedroom house into a 100sqm 2-bedroom house via the construction of a…
12A, Northumberland Avenue, Dun Laoghaire, Dublin, A96HY76
D23B/0164Dún Laoghaire–RathdownLodged 11 Apr 2023Extension
- Refused30 m away
Permission is sought for the conversion of the existing 63 SqM 1-bedroom house into a 100 SqM 2-bedroom house…
12A, Northumberland Avenue, Dun Laoghaire, Dublin, A96HY76
D23B/0296Dún Laoghaire–RathdownLodged 20 Jun 2023Extension
- Refused30 m away
Permission is sought for the conversion of the existing 63 sqm 1 bedroom house into a 119 sqm 3-bedroom house…
12A, Northumberland Avenue, Dun Laoghaire, Co Dublin
D21B/0252Dún Laoghaire–RathdownLodged 21 May 2021Extension
- Invalid30 m away
Permission for development consisting of a new single storey extension (25 sqm) to main hall, extending into…
9, Northumberland Avenue, Dun Laoghaire, Co. Dublin
D13A/0264Dún Laoghaire–RathdownLodged 23 May 2013Extension
- Granted30 m away
Permission for demolition of no 12B Northumberland Avenue, together with demolition and rebuilding in new…
12B Northumberland Avenue & Northumberland Hall, Northumberland Avenue, Dun Laoghaire, Co Dublin
D13A/0072Dún Laoghaire–RathdownLodged 15 Feb 2013Demolition
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
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 2013
- GrantedChange of use
Permission for a change of use from office to a dwelling house
15 Seatown Place , Dundalk , County Louth
22258LouthLodged 1 Apr 2022
- InvalidChange of use
Permission for change of use from offices to residential
13, Clarinda Park North, Dun Laoghaire, Co. Dublin
D24A/0959Dún Laoghaire–RathdownLodged 3 Dec 2024
- GrantedChange of use
Permission for Change of Use from part residential, part office to entirely single occupancy residential use
25, Adelaide Street, Dun Laoghaire, Co. Dublin
D14A/0097Dún Laoghaire–RathdownLodged 6 Mar 2014
- GrantedChange of use
Permission for Change of Use from Office use to Residential use
7 Adelaide Street, Dun Laoghaire, Co Dublin
D14A/0608Dún Laoghaire–RathdownLodged 18 Sept 2014
- GrantedChange of use
Permission for the Change of Use from office space to residential
2 Northumberland Avenue, Dun Laoghaire, Co Dublin
D18A/1167Dún Laoghaire–RathdownLodged 12 Dec 2018
Community
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