21 Ferncarrig Avenue, Ferncarrig, Kilgobbin, Dublin 18, D18 A2N8
Attic conversion with a rear dormer window and roof modifications at 21 Ferncarrig Avenue, Kilgobbin.
D26B/0335/WEB · Dun Laoghaire Rathdown County Council · Lodged 8 June 2026
- Reference
- D26B/0335/WEB
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- In progress
- Type
- Permission
- Received
- 8 June 2026
Summary
AI-generatedThe development consists of converting the existing attic space. It includes modifying the roof structure, adding a new gable window, installing two roof windows to the front, and constructing a flat roof dormer to the rear.
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
Conversion of existing attic space comprising of modification of existing roof structure, new gable window, new access stairs, 2no. Roof windows to the front and flat roof dormer to the rear.
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 | 30 m |
| 7 Ferncarrig Court, Kilgobbin Rd, Sandyford Dublin 18 | Feb 2026 | €731,500 | 34 m |
| 15 Hyde Road, Belmont Aikens Village, Stepaside | Feb 2025 | €721,500 | 61 m |
| 14 Hyde Road, Belmont, Stepaside | Jan 2025 | €730,000 | 61 m |
| 7 Ferncarrig Ave, Fernleigh, Sandyford | Jun 2026 | €600,000 | 85 m |
| 7 Ferncarrig Ave, Fernleigh, Sandyford | May 2026 | €300,000 | 85 m |
| 3 Hyde Road, Belmont, Stepaside | Jul 2025 | €805,000 | 97 m |
| Apartment 10, El - Pinar, Kilgobbin Road | Feb 2025 | €480,000 | 110 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 received8 June 2026
- Decision due31 July 2026
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
Two storey detached house and rear driveway
23 Ferncarrig Avenue, Fernleigh Estate, Sandyford, Dublin 18
D02A/1151Dún Laoghaire–RathdownLodged 22 Nov 2002New dwelling
- GrantedAt this site
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
- GrantedAt this site
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
- GrantedAt this site
Demolition of conservatory to rear, single storey extensions to side & rear of existing property, and all…
18, Ferncarrig Avenue, Sandyford, Dublin 18, D18R9C3
D25B/0518/WEBDún Laoghaire–RathdownLodged 21 Sept 2025Extension
- Granted30 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
- Granted40 m away
Permission for development consisting of demolition of the existing original rear kitchen annex and the…
5, Ferncarrig Court, Sandyford, Dublin 18
D13B/0183Dún Laoghaire–RathdownLodged 30 Sept 2013Extension
- Granted40 m away
For development consisting of a two storey domestic extension with a single storey component ot the rear of…
3, Ferncarrig Court, Fernleigh, Sandyford, Dublin 18
D06B/0275Dún Laoghaire–RathdownLodged 30 Mar 2006Extension
- Granted40 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
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
Community
Discussion
What local people think about this application.
Community sentiment
No votes yetNobody has voted on this application yet.
Community sentiment — a straw poll of people who visited this page, not a statutory submission. To make a valid observation you must submit it to the planning authority.
Sign in to have your say on this application.
No comments yet. Be the first to say what you think about this application.
Sign in to join the discussion on this application.
Comments are moderated and are the opinions of the people who wrote them. They form no part of the statutory planning process — to make a valid observation you must submit it to the planning authority.