Annamount, 3 Mulgrave Street, Dun Laoghaire, Co Dublin.
Single-storey side extension, internal alterations, demolition of a garden shed, and widening the front entrance.
D25A/0163/WEB · Dun Laoghaire Rathdown County Council · Lodged 3 March 2025
- Reference
- D25A/0163/WEB
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 3 March 2025
Summary
AI-generatedThe application proposes a single-storey side extension for a utility room, toilet, and store, alongside internal alterations and a new roof light. The works also include the demolition of a rear garden shed and widening the front vehicular entrance to 3.5 metres.
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
The single-story extension on the north side to comprise a utility room, toilet and store; internal alterations to comprise the addition of an ensuite shower room on the first floor and removal of a shower room on the ground floor and the addition of a velux type roof light in the roof of the rear return; associated elevational changes to the rear return; refurbishment of the property, demolition of the rear garden shed and the increase of the front vehicular entrance to 3.5 m wide.
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 |
|---|---|---|---|
| 3 Patrick Court, Patrick St, Dun Laoghaire | Jun 2026 | €585,000 | 43 m |
| 21 Mulgrave Terrace, Dun Laoghaire, Dublin | Jul 2025 | €1,400,000 | 44 m |
| 2 Patrick Court, Patrick St, Dun Laoghaire | Apr 2026 | €572,000 | 49 m |
| 32 Mulgrave St, Dun Laoghaire, Dublin | Jul 2025 | €880,000 | 67 m |
| 30 Mulgrave St, Dun Laoghaire, Dublin | Nov 2025 | €1,800,000 | 89 m |
| Tivoli Mews, 7 Tivoli Terrace South, Dun Laoghaire | May 2025 | €1,110,000 | 137 m |
| 15 Northumberland Ave, Dun Laoghaire, Dublin | May 2025 | €1,250,000 | 140 m |
| 34 Northumberland Avenue, Dunlaoughaira, Co Dublin | Dec 2025 | €1,900,000 | 142 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 received3 March 2025
- Decision due25 April 2025
- Decision issued22 April 2025
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
Two storey extension to return at rear of existing house, with pitched roof, dormer windows and stair…
37, Mulgrave Street, Dun Laoghaire, Co. Dublin
D04B/0338Dún Laoghaire–RathdownLodged 5 May 2004Extension
- GrantedAt this site
Permission for proposed alterations & single storey /2-storey extension( Total 90sqm) to rear / side of…
37, Mulgrave Street, Dun Laoghaire, Co. Dublin
D16B/0437Dún Laoghaire–RathdownLodged 24 Oct 2016Extension
- Granted30 m away
Temporary change of use, for up to five years, from office (including production rooms and showroom) use, to…
66, Patrick Street, Dun Laoghaire, Glenageary, Dublin
D06A/1706Dún Laoghaire–RathdownLodged 24 Nov 2006Change of use
- Invalid30 m away
Permission is sought for change of use of the entire premises from a crèche (day use) to a health centre and…
66, Patrick Street, Dun Laoghaire, Co. Dublin
D12A/0466Dún Laoghaire–RathdownLodged 26 Nov 2012Change of use
- Granted30 m away
Permission for reinstatement of original residential use, refurbishment and alterations to the existing…
66 Patrick Street, Dun Laoghaire, Co. Dublin
D19A/0966Dún Laoghaire–RathdownLodged 12 Dec 2019Change of use
- Granted30 m away
Partial demolition, alterations to the existing structure including a two storey extension to the existing…
66, Patrick Street, Dun Laoghaire, Co. Dublin, A96Y074
D26A/0205/WEBDún Laoghaire–RathdownLodged 13 Mar 2026Extension
- Granted30 m away
Permission is sought for a development consisting of: (01) Proposed two-storey flat roof extension to side…
65a Patrick Street, Dun Laoghaire, Co. Dublin, A96 RR76
D21B/0637Dún Laoghaire–RathdownLodged 19 Nov 2021Extension
- Granted40 m away
Permission for — New door to north side of ground floor rear return to replace existing kitchen window
21 Mulgrave Terrace, Dún Laoghaire, Co Dublin (A Protected Structure)
D18A/0205Dún Laoghaire–RathdownLodged 8 Mar 2018Alterations
Related developments
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Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
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