4 Allendale Terrace, Clonsilla, Dublin 15, D15NNX4
Roof alterations, a rear dormer extension, attic conversion, and widening of the driveway entrance in Clonsilla.
FW26A/0263E · Fingal County Council · Lodged 30 June 2026
- Reference
- FW26A/0263E
- Authority
- Fingal County Council
- Register status
- In progress
- Type
- Permission
- Received
- 30 June 2026
Summary
AI-generatedThe development consists of changing the existing hipped roof to a pitched roof by raising the gable wall and adding a window. It also includes building a rear roof dormer to convert the attic into an office, alongside widening the front vehicular entrance.
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
The development will consist of changing the existing hipped roof to a pitched roof by raising the existing gable wall, including the provision of a new window in the new gable wall; the construction of a rear roof dormer; the conversion of the attic space to provide a home office and storage area; and the widening of the existing vehicular entrance.
Land-use zoning
What this land is zoned for
“Provide for residential development and protect and improve residential amenity”
National zoning type: Existing residential
Objective set by the The Fingal Development Plan 2023 – 2029 (2023–2029). 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 |
|---|---|---|---|
| 17 Allendale Terrace, Clonsilla, Dublin 15 | Sept 2025 | €380,000 | 53 m |
| 8 Stonebridge Dr, Clonsilla, Dublin 15 | Jan 2026 | €380,000 | 64 m |
| 28 Allendale Terrace, Clonsilla, Dublin 15 | Jan 2026 | €351,000 | 76 m |
| 25 Allendale Place, Clonsilla, Dublin 15 | Dec 2025 | €383,000 | 127 m |
| 78 Allendale Sq, Clonsilla, Dublin 15 | Dec 2025 | €362,500 | 150 m |
| 74 Allendale Sq, Clonsilla, Dublin 15 | May 2025 | €347,000 | 150 m |
| 15 Elmwood, Hartstown, Clonsilla Dublin 15 | May 2025 | €335,000 | 160 m |
| 1 Allendale Green, Phibblestown, Clonsilla Dublin 15 | Mar 2025 | €598,000 | 164 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 received30 June 2026
- Decision due24 August 2026
In the area
Applications near this site
Other planning applications within about 500 m — what else is being proposed or built nearby.
- Granted30 m away
A single storey extension to the side of exisiting two storey dwelilng
17 Stonebridge Drive, Clonsilla, Dublin 15
FW17B/0027FingalLodged 12 Apr 2017Extension
- Granted60 m away
Retention planning permission for single storey extension to rear of e
19 Allendale Terrace, Clonsilla, Dublin 15, D15X H9H
FW22A/0058FingalLodged 24 Mar 2022Retention
- Granted60 m away
The development to consist of converting existing attic space to new b
2 Allendale Heath, Clonsilla, Dublin 15
FW16B/0061FingalLodged 15 Jun 2016Extension
- Granted60 m away
Permission for the construction of new two storey two bedroomed attach
Side of 27 Stonebridge Drive, Clonsilla, Dublin 15, D15 XP8R
FW21A/0035FingalLodged 13 Oct 2021New dwelling
- Granted60 m away
The development will consist of a proposed new flat roof dormer to the rear of the existing house roof. 1 no.…
24 Allendale Terrace, Dublin 15, D15 K5W8
FW26A/0194FingalLodged 13 May 2026Extension
- Granted80 m away
Retention Permission for a ground floor timber roof structure covering the patio area, outside the dining…
10 Allendale Elms, Clonsilla, D15
FW23A/0260FingalLodged 1 Sept 2023Retention
- Granted80 m away
Planning Permission for an attic conversion to include a dormer window to the rear, roof light to the front &…
10 Allendale Elms, Clonsilla, Dublin 15
FW26A/0191EFingalLodged 8 May 2026Extension
- Granted90 m away
The development consisting of raising the side gable roof, constructing a new dormer window to the rear, two…
14 Allendale Green,, Clonsilla, Dublin 15, D15 Y5PD
FW24A/0205EFingalLodged 15 May 2024Extension
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
The development will consist of a change of roof type from hipped to pitched by raising the gable wall,…
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WEB1369/25Dublin CityLodged 25 Feb 2025
- GrantedExtension
The development will consist of a ground floor front extension and a change of roof type from hipped to…
12 Hillcrest Park, Glasnevin, Dublin 11, D11 YY07
WEB1233/25Dublin CityLodged 8 Feb 2025
- Awaiting decisionExtension
The proposed development will consist of the conversion of the existing garage to a habitable space, the…
28 Willow Park Avenue, Glasnevin, Dublin 11, D11CK27
WEB2318/26Dublin CityLodged 29 May 2026
- InvalidExtension
The development will consist of an attic conversion to a home office incorporating a change of roof from…
19, The Close, Beaumont Woods, Dublin 9
WEB1400/22Dublin CityLodged 4 May 2022
- GrantedExtension
The development will consist of a proposed attic conversion to include a home office and storage area,…
30, Grangemore Road, Donaghmede, Dublin 13, D13 C6P8
WEB1490/24Dublin CityLodged 24 Apr 2024
- Awaiting decisionExtension
The development will consist of — the conversion of the exiting attic to a store room
9 Park Road, Navan Road, Dublin 7
5161/26Dublin CityLodged 25 Jun 2026
Community
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