20/21, Saint Patricks Road, Dalkey, Co Dublin
Addition of a third floor for office use with a mansard roof and roof terrace in Dalkey.
D07A/1735 · Dun Laoghaire Rathdown County Council · Lodged 18 December 2007
- Reference
- D07A/1735
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 18 December 2007
Summary
AI-generatedThe applicant is seeking to extend an existing two-storey office building by adding a new second-floor level under a mansard roof. The extension will feature seven dormer windows, a new roof terrace, and an extended staircase enclosed in glass and metal.
- Storeys
- 3
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 an extension of the development including an additional floor with office use with mansard roof over existing 2 storey, 2 block office building with 7 no. Dormers to front, with windows facing courtyard and rooflights. New rooflights to rear elevation of building at first floor roof level. Extend existing staircase to new second floor enclosed with glass and metal roof. New roof terrace on top of existing ground floor roof connected to staircase.
Land-use zoning
What this land is zoned for
“NC To protect, provide for and-or improve mixed-use neighbourhood centre facilities.”
National zoning type: District, neighbourhood centre
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 |
|---|---|---|---|
| 1 Derrynane Terrace, Dalkey, Dublin | Sept 2025 | €1,295,000 | 29 m |
| 4 The Mews, St Patricks Rd, Dalkey | Mar 2026 | €710,000 | 60 m |
| 16 Railway Rd, Dalkey, Dublin | Jan 2025 | €1,585,000 | 129 m |
| 7 Whites Villas, Dalkey, Dublin | Nov 2025 | €675,000 | 129 m |
| 7a Leslie Avenue, Dalkey, Co. Dublin | Feb 2026 | €835,000 | 140 m |
| 5 Carysfort Court, Carysfort Rd, Dalkey | Jan 2026 | €550,000 | 142 m |
| 7 Leslie Ave, Dalkey, Dublin | May 2025 | €710,000 | 142 m |
| 33 Convent Rd, Dalkey, Dublin | Nov 2025 | €875,000 | 143 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 received18 December 2007
- Decision issued20 February 2008
In the area
Applications near this site
Other planning applications within about 500 m — what else is being proposed or built nearby.
- InvalidAt this site
For an extension of the development including; an additional floor with office use with mansard roof over…
20/21, St. Patrick's Road, Dalkey, Co. Dublin
D07A/1549Dún Laoghaire–RathdownLodged 9 Nov 2007Commercial
- RefusedAt this site
For extension to existing two storey retail / office building. Extension to include new second floor…
Castleyard, 21/22, Saint Patrick's Road, Dalkey, Co. Dublin
D05A/0734Dún Laoghaire–RathdownLodged 10 Jun 2005Commercial
- RefusedAt this site
Retention permission is sought for a 5m free standing metal mast with communication dish located on ridge of…
20/21 St. Patrick's Road, Dalkey, Co. Dublin
D12A/0454Dún Laoghaire–RathdownLodged 20 Nov 2012Retention
- GrantedAt this site
Retention permission for an existing 3 storey building accomodating a retail/commercial unit at ground floor…
69 Saint Patricks Road, Dalkey, Dublin, A96DX09
D24A/0024Dún Laoghaire–RathdownLodged 16 Jan 2024Retention
- RefusedAt this site
Erection of an electric awning to the front elevation to the front elevation
25, Castle Street, Dalkey, Co. Dublin
D06A/1639Dún Laoghaire–RathdownLodged 13 Nov 2006Commercial
- GrantedAt this site
The development will consist of a change of use from a restaurant to a retail premises, interior alterations,…
26, Castle Street, Dalkey, Co. Dublin
D05A/0509Dún Laoghaire–RathdownLodged 17 Jun 2005Change of use
- GrantedAt this site
Permission for Change of Use from retail shop to use as a café, including internal fitting out, redecoration…
26, Castle Street, Dalkey, Co. Dublin.
D14A/0186Dún Laoghaire–RathdownLodged 7 Apr 2014Change of use
- GrantedAt this site
Retention of minor elevational changes and internal alterations to previously approved Planniing Permissions…
26, Castle Street, Dalkey, Co. Dublin.
D04A/0864Dún Laoghaire–RathdownLodged 3 Aug 2004Retention
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- InvalidCommercial
For an extension of the development including; an additional floor with office use with mansard roof over…
20/21, St. Patrick's Road, Dalkey, Co. Dublin
D07A/1549Dún Laoghaire–RathdownLodged 9 Nov 2007
- GrantedAlterations
Permission for development which will consist of the refurbishment of an existing 4 storey office /…
Woodquay , Galway
16360Galway CityLodged 23 Dec 2016
- GrantedExtension
Permission for development at this site. The development will consist of: Extensions and associated internal…
Former Glaxo Smith Kline Offices, Stonemasons Way, Rathfarnham, Dublin 16 (1.2337ha)
D15A/0567Dún Laoghaire–RathdownLodged 3 Sept 2015
- WithdrawnCommercial
Permission for — Construction of two storey set back extension to top of existing three storey over basement…
Whitewell House, Pottery Road Business Park, Pottery Road, Dún Laoghaire, Co Dublin
D16A/0426Dún Laoghaire–RathdownLodged 13 Jun 2016
- InvalidCommercial
Planning permission is sought to raise the roof and refurbish the existing office building. The proposed…
1B Ring Terrace, Dublin 8
WEB2089/25Dublin CityLodged 18 May 2025
- GrantedCommercial
Permission is sought to alter roof and construct a mansard roof, accommodating an additional floor of office…
22 Summerhill North , St. Lukes , Cork
1737411Cork CityLodged 5 May 2017
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