63, Castlebyrne Park, Blackrock, Co. Dublin, A94 V340
Construction of front, rear, and dormer roof extensions to an existing house.
D18B/0409 · Dun Laoghaire Rathdown County Council · Lodged 16 November 2018
- Reference
- D18B/0409
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 16 November 2018
Summary
AI-generatedThe development includes a single-storey extension to the front and rear, combined with a dormer extension at roof level to the rear of the existing two-storey house. The front extension will accommodate a new porch, bay window, and toilet, while the rear will extend the kitchen and dining space.
- Storeys
- 2
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 the construction of a single storey extension to the front and rear in conjunction with a dormer extension at roof level to the rear of the existing two storey residence. The proposal will also involve internal alterations to the existing house. The single storey extension will accommodate a new entrance porch, bay window and toilet to the front and an extension of the existing kitchen and dining space to the rear. The dormer extension at roof level will accommodate a...
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 29 July 2019.
Notified floor area: 127 m²
2 commencement notices are linked to this development.
Recent sales nearby
within 500 m| Address | Date | Price | Distance |
|---|---|---|---|
| 70 Castlebyrne Park, Blackrock, Dublin | Mar 2025 | €528,000 | 89 m |
| 15 Castlebyrne Park, Newtown Park Ave, Blackrock | Feb 2026 | €667,500 | 99 m |
| 14 Proby Place, Proby Square, Blackrock | May 2026 | €1,495,000 | 125 m |
| 93 Castlebyrne Park, Newtownpark Ave, Blackrock | Jun 2026 | €597,000 | 129 m |
| 12 Proby Place, Proby Square, Carysfort Ave | Jun 2025 | €1,700,000 | 139 m |
| 7 Proby Place, Proby Square, Carysfort Avenue | Sept 2025 | €1,640,000 | 156 m |
| 1 Proby Place, Proby Square, Carysfort Avenue | May 2025 | €1,850,000 | 191 m |
| 10 Ralph Mews, Newtownpark Ave, Blackrock | May 2025 | €425,050 | 231 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 received16 November 2018
- Decision issued7 December 2018
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 is sought to amend a previously granted planning permission, Planning Application Register…
63, Castlebyrne Park, Blackrock, Co. Dublin, A94 V340
D19B/0430Dún Laoghaire–RathdownLodged 26 Sept 2019Alterations
- Part granted, part refused30 m away
For single storey extensio to living room and hall to front with pitched roof
60, Castle Byrne Park, Blackrock, Co. Dublin
D07B/0564Dún Laoghaire–RathdownLodged 22 Jun 2007Extension
- Refused40 m away
Permission for demolition of single storey extension to rear, construction of new single storey extension to…
59 Castlebyrne Park, Blackrock, Co Dublin
D17B/0116Dún Laoghaire–RathdownLodged 7 Mar 2017Extension
- Granted40 m away
For a single storey extension to living room and hall to front with pitched roof over
59, Castle Byrne Park, Blackrock, Co. Dublin
D07B/0612Dún Laoghaire–RathdownLodged 22 Jun 2007Extension
- Granted40 m away
Permission for demolition of single storey extension to rear, construction of new single storey extension to…
59 Castlebyrne Park, Blackrock, Co Dublin
D18A/0345Dún Laoghaire–RathdownLodged 18 Apr 2018Extension
- Granted40 m away
A first floor extension to existing bedroom at rear with projecting box window and rooflights to rear roof…
23, Castlebyrne Park, Blackrock, Co. Dublin
D24B/0245/WEBDún Laoghaire–RathdownLodged 23 May 2024Extension
- Granted50 m away
Planning permission sought for the following works; provision of 20sqm loft space at 2nd floor level…
65, Castle Byrne Park, Blackrock, Co. Dublin
D09B/0138Dún Laoghaire–RathdownLodged 6 Apr 2009Extension
- Granted60 m away
Permission for the demolition of 1 no. detached house and construction of 3 no. terraced two storey dwellings…
Dunardagh, Newtownpark Avenue, Blackrock, Co Dublin
D17A/0147Dún Laoghaire–RathdownLodged 9 Oct 2017Housing estate
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
Permission for the construction of a single storey extension and a dormer type roof structure at first floor…
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Permission is sought for works to the existing two story dwelling house to include the demolition of the…
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D20A/0977Dún Laoghaire–RathdownLodged 21 Dec 2020
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Permission is sought for a) construction of a single storey extension to the rear of the existing dwelling;…
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D25A/0426/WEBDún Laoghaire–RathdownLodged 30 May 2025
- GrantedExtension
Permission is sought to extend existing fully serviced dormer style dwelling. Extension to include part…
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D12B/0381Dún Laoghaire–RathdownLodged 13 Mar 2013
- GrantedExtension
Permission is sought for the addition of a new porch to front of the existing dwelling; extension to the side…
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D21A/0319Dún Laoghaire–RathdownLodged 16 Aug 2021
- Awaiting decisionExtension
Permission for the construction of a single storey dormer style extension complete with attic accommodation…
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