20 Portersgate Heights, Clonsilla, Dublin 15
Attic conversion with a rear dormer window and a front porch in Clonsilla.
FW20B/0094 · Fingal County Council · Lodged 24 July 2020
- Reference
- FW20B/0094
- Authority
- Fingal County Council
- Register status
- Decided
- Type
- Permission
- Received
- 24 July 2020
Summary
AI-generatedThe project involves converting the existing attic space for storage purposes. It also includes adding a dormer window to the rear roof and constructing a new porch at the front.
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
Attic conversion for storage and dormer window to rear and porch to fr
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 |
|---|---|---|---|
| 46 Portersgate Heights, Porterstown, Clonsilla Dublin 15 | Aug 2025 | €535,000 | 86 m |
| 35 Portersgate Heights, Clonsilla, Dublin 15 | Jul 2025 | €444,000 | 116 m |
| 1 Castlefield Hall, Clonsilla, Dublin15not full market price | Feb 2026 | €135,000 | 147 m |
| 29 Portersgate Ave, Clonsilla, Dublin 15 | May 2025 | €485,000 | 160 m |
| 12 Portersgate Way, Clonsilla, Dublin 15 | Jan 2025 | €535,000 | 161 m |
| 7 Weavers View, Clonsillaprice excludes VAT | Jun 2025 | €603,524 | 168 m |
| 13 Mount Symon Park, Clonsilla, D I5 | Oct 2025 | €519,000 | 168 m |
| 6 Mount Symon Close, Clonsilla, Dublin 15 | Sept 2025 | €535,000 | 171 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 received24 July 2020
- Decision due17 September 2020
- Decision issued15 September 2020
- Grant issued22 October 2020
In the area
Applications near this site
Other planning applications within about 500 m — what else is being proposed or built nearby.
- Invalid40 m away
Permission for extension of existing attic space to the rear wall of
32 Portersgate Heights, Clonsilla, Dublin 15, D15EEF
FW21B/0165FingalLodged 2 Nov 2021Extension
- Granted40 m away
The development to consist of a part one storey and part two storey ex
52 Porter's Gate Close, Clonsilla, Dublin 15
FW16B/0033FingalLodged 29 Sept 2016Extension
- Granted40 m away
Extension of existing attic space to the rear wall of the dwelling and
32 Portersgate Heights, Clonsilla, Dublin 15, D15EEF
FW21B/0186FingalLodged 23 Dec 2021Extension
- Granted70 m away
Permission for demolition of existing sunroom and shed at rear. To con
20 Mount Symon Avenue, Clonsilla, Dublin 15, D15 HOC3
FW21B/0092FingalLodged 20 Jul 2021Extension
- Granted80 m away
Two storey extension to the side, s single storey extension to rear an
42 Portersgate Heights, Clonsilla, Dublin 15
F07B/0162/E1FingalLodged 13 Jun 2012Extension
- Granted80 m away
New single storey extension to side and rear, together with attic conv
42 Porters Gate Heights, Clonsilla, Dublin 15
FW17B/0056FingalLodged 22 Jun 2017Extension
- Granted80 m away
The development will consist of: (1) erect a new ground floor bay wind
23 Porters Gate Heights, Clonsilla, Dublin 15
FW16B/0105FingalLodged 27 Sept 2016Extension
- Granted90 m away
The development will consist of the construction of a single-storey extension to the rear with an apex roof…
21 Portersgate Heights, Clonsilla, Dublin 15
FW26A/0156EFingalLodged 21 Apr 2026Extension
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
Conversion of attic for storage and dormer window to rear
5, Killakee Drive, Greenhills, Dublin 12, D12 Y0Y9
SD26B/0117South DublinLodged 19 Mar 2026
- GrantedExtension
Attic conversion for storage, dormer window to rear and change to roof
245 Littlepace Court, Clonee, Dublin 15
FW21B/0058FingalLodged 22 Apr 2021
- GrantedExtension
Attic conversion for storage with dormer window to rear
9, Daletree Close, Ballycullen, Dublin 24, D24 P2W8
SD20B/0456South DublinLodged 27 Nov 2020
- GrantedExtension
Attic conversion for storage with dormer window to the rear. New gable window to the side. Single-storey…
59, Broadford Crescent, Dublin 16, D16K668
D23B/0314Dún Laoghaire–RathdownLodged 30 Jun 2023
- GrantedExtension
Attic conversion for storage with dormer window to the front roof area
1, Colmkille's Mews, Templeogue, Dublin 6W
SD23B/0538WSouth DublinLodged 22 Dec 2023
- GrantedExtension
Attic conversion for storage with dormer window to the rear roof area
20, Fergus Road, Terenure, Dublin 6w
WEB2140/23Dublin CityLodged 21 Dec 2023
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