43 Stillorgan Park, Blackrock, Co. Dublin
Retention of a home gym extension, side extension alterations, and boundary wall reconstruction in Blackrock.
D20B/0158 · Dun Laoghaire Rathdown County Council · Lodged 5 June 2020
- Reference
- D20B/0158
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission for Retention
- Received
- 5 June 2020
Summary
AI-generatedRetention permission is sought for a 14.5 sq.m. extension to a detached home gym at the rear. The application also covers alterations to a previously approved side extension and the reconstruction of sections of the eastern boundary wall.
- Floor area
- 16 m²
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
Retention permission for (a) the extension of a detached home gym (14.5 sq. M. ) to the rear (b) alterations to previously approved application d17a/0855 to include extending side extension (1.5 sq. M. ) to eastern boundary wall (c) reconstruction of sections of the eastern boundary wall to 2 metres high to the front and 2.4 metres to the rear bounding no. 42 stillorgan park.
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 | 26 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 received5 June 2020
- Decision issued29 July 2020
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 for a) Demolition of existing sun-room and single storey pitched roof extensions to rear; b)…
43, Stillorgan Park, Blackrock, Co. Dublin
D17B/0541Dún Laoghaire–RathdownLodged 1 Dec 2017Extension
- 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
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