43, Stillorgan Park, Blackrock, Co. Dublin
Demolition of a sun-room and extensions to build a new single-storey rear extension.
D17B/0541 · Dun Laoghaire Rathdown County Council · Lodged 1 December 2017
- Reference
- D17B/0541
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 1 December 2017
Summary
AI-generatedPermission is sought for the demolition of an existing sun-room and single-storey pitched roof extensions to the rear. The project includes the construction of a new single-storey rear extension, internal ground floor alterations, and window modifications to a semi-detached three-storey dwelling.
- 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 for a) demolition of existing sun-room and single storey pitched roof extensions to rear; b) construction of new single storey rear extension; c) internal alterations to ground floor layout; d) combine 2 no. First floor bedroom windows at rear into 1 no. Larger window and; e) all associated site works to an existing semi-detached 3 storey 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.
Built — construction complete
A commencement notice records works starting on 13 August 2018.
Notified floor area: 372 m²
Recent sales nearby
within 500 m| Address | Date | Price | Distance |
|---|---|---|---|
| 41 Stillorgan Park, Blackrock, Dublin | Jul 2025 | €2,806,000 | 25 m |
| 6 Stillorgan Park, Blackrock, Dublin | Mar 2026 | €1,380,000 | 79 m |
| 50 Stillorgan Park, Blackrock, Co Dublin | Apr 2025 | €1,630,000 | 93 m |
| 27 Cloister Way, Carysfort Ave, Blackrock | Oct 2025 | €810,000 | 120 m |
| El Jadida, Stillorgan Park, Blackrock | May 2026 | €1,730,000 | 127 m |
| 29 Cloister Way, Blackrock, Dublin | Jul 2025 | €990,000 | 131 m |
| 18 Cloister Ave, Blackrock, Dublin | Oct 2025 | €700,000 | 139 m |
| 53 Stillorgan Park, Blackrock, Dublin | Oct 2025 | €1,325,000 | 140 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 received1 December 2017
- Decision issued2 February 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
Retention Permission for (a) the extension of a detached home gym (14.5 sq.m.) to the rear (b) alterations to…
43 Stillorgan Park, Blackrock, Co. Dublin
D20B/0158Dún Laoghaire–RathdownLodged 5 Jun 2020Retention
- GrantedAt this site
New extensions to rear of property.Demolition of the existing single storey 61.20 sq.m. meter extensions to…
43, Stillorgan Park, Blackrock, Co. Dublin
D07B/0996Dún Laoghaire–RathdownLodged 8 Aug 2008Extension
- GrantedAt this site
Permission for development to consist of the construction of a single storey extension to the rear of the…
42, Stillorgan Park, Blackrock, Co. Dublin
D17B/0226Dún Laoghaire–RathdownLodged 8 May 2017Extension
- GrantedAt this site
Permission for development to consist of the conversion of the existing attic to habitable space and the…
42 Stillorgan Park, Stillorgan, Co. Dublin
D23B/0355Dún Laoghaire–RathdownLodged 27 Jul 2023Extension
- Granted30 m away
The proposed development will consist of demolition of the existing single storey extension to the rear and…
41, Stillorgan Park, Blackrock, Co. Dublin
D04B/0573Dún Laoghaire–RathdownLodged 21 Jul 2004Extension
- Granted30 m away
The development consists of Retention permission for — The removal of previous pedestrian gate and pillar to…
41, Stillorgan Park, Stillorgan, Co. Dublin, A94P267
D24A/1011/WEBDún Laoghaire–RathdownLodged 18 Dec 2024Retention
- Not exempt — permission needed30 m away
Replace existing timber 6m x 3m shed with pitched roof 2.4m in state of rot/degeneration 2 years old with new…
Athgarvan, 41 Stillorgan Park, Blackrock, Dublin, A94 P267
REF3626Dún Laoghaire–RathdownLodged 19 Mar 2026Alterations
- Refused50 m away
For development at a site to side of 16 Cloister Square. The development will consist of the construction of…
16, Cloister Square, Carysfort Avenue, Blackrock, Co. Dublin
D05A/1598Dún Laoghaire–RathdownLodged 13 Dec 2005New dwelling
Related developments
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