18, Ferncarrig Avenue, Sandyford, Dublin 18, D18R9C3
Demolition of a rear conservatory and construction of single-storey side and rear extensions.
D25B/0518/WEB · Dun Laoghaire Rathdown County Council · Lodged 21 September 2025
- Reference
- D25B/0518/WEB
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 21 September 2025
Summary
AI-generatedThe development involves the demolition of an existing conservatory to the rear of the property. This will be replaced by new single-storey extensions to both the side and rear.
- Storey
- 1
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
Demolition of conservatory to rear, single storey extensions to side & rear of existing property, and all associate site works.
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 |
|---|---|---|---|
| 13 Ferncarrig Court, Leopardstown, Dublin 18 | Dec 2025 | €650,000 | 32 m |
| 7 Ferncarrig Court, Kilgobbin Rd, Sandyford Dublin 18 | Feb 2026 | €731,500 | 48 m |
| 7 Ferncarrig Ave, Fernleigh, Sandyford | May 2026 | €300,000 | 73 m |
| 7 Ferncarrig Ave, Fernleigh, Sandyford | Jun 2026 | €600,000 | 73 m |
| 14 Hyde Road, Belmont, Stepaside | Jan 2025 | €730,000 | 80 m |
| 15 Hyde Road, Belmont Aikens Village, Stepaside | Feb 2025 | €721,500 | 80 m |
| Apartment 10, El - Pinar, Kilgobbin Road | Feb 2025 | €480,000 | 90 m |
| 3 Hyde Road, Belmont, Stepaside | Jul 2025 | €805,000 | 107 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 received21 September 2025
- Decision due14 November 2025
- Decision issued5 November 2025
In the area
Applications near this site
Other planning applications within about 500 m — what else is being proposed or built nearby.
- Awaiting decisionAt this site
Conversion of existing attic space comprising of modification of existing roof structure, new gable window,…
21 Ferncarrig Avenue, Ferncarrig, Kilgobbin, Dublin 18, D18 A2N8
D26B/0335/WEBDún Laoghaire–RathdownLodged 8 Jun 2026Extension
- Granted30 m away
Conversion of existing attic space comprising of modification of existing roof structure, new gable window,…
17, Ferncarrig Court, Dublin 18, D18H5W7
D23B/0520Dún Laoghaire–RathdownLodged 14 Nov 2023Extension
- Granted40 m away
Permission for development. The development will consist of: Extension of existing first floor pitched roof,…
13 Ferncarrig Avenue, Sandyford, Dublin 18 D18 K5X0
D19A/0952Dún Laoghaire–RathdownLodged 6 Dec 2019Extension
- Granted40 m away
Two storey detached house and rear driveway
23 Ferncarrig Avenue, Fernleigh Estate, Sandyford, Dublin 18
D02A/1151Dún Laoghaire–RathdownLodged 22 Nov 2002New dwelling
- Granted40 m away
Alterations to approved development(Reg. Ref. D02A/1151) to include amendments to approved site layout and…
23A, Ferncarrig Avenue, Fernleigh, Sandyford, Dublin 18
D04B/0109Dún Laoghaire–RathdownLodged 17 Feb 2004Retention
- Granted40 m away
Permission for extension and alterations to existing dwelling, to include the following: A. First floor…
23A Ferncarrig Avenue, Fernleigh, Sandyford, Dublin 18
D14B/0272Dún Laoghaire–RathdownLodged 25 Jul 2014Extension
- Granted50 m away
Permission. The works will consist of the widening of the existing vehicular entrance to the front drivewy…
7 Ferncarrig Court, Sandyford, Dublin 18
D21A/0175Dún Laoghaire–RathdownLodged 3 Mar 2021Alterations
- Granted50 m away
Permission for development at this site. The development will consist of: Extension of existing first floor…
11, Ferncarrig Avenue, Sandyford, Dublin 18, D18H2N1
D20B/0416Dún Laoghaire–RathdownLodged 15 Dec 2020Extension
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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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- GrantedExtension
Demolition of conservatory to rear, new single storey extension to rear at ground floor, alterations to front…
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D25B/0327/WEBDún Laoghaire–RathdownLodged 9 Jun 2025
- Awaiting decisionExtension
Demolition of existing conservatory and single storey annexes to side and rear, the construction of single…
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