20 Woodstown Close, Knocklyon, Dublin 16
Attic conversion with a Dutch hip roof, rear dormer, and front porch extension in Knocklyon.
SD17B/0358 · South Dublin County Council · Lodged 27 October 2017
- Reference
- SD17B/0358
- Authority
- South Dublin County Council
- Register status
- Appealed
- Type
- Permission
- Received
- 27 October 2017
- Floor area
- 21.5 m²
Summary
AI-generatedThe project involves extending the ridge tiles and side gable to form a Dutch hip roof structure with a new gable window, rear dormer, and Velux windows. It also includes converting the attic to storage and extending the front bay window and porch.
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
Extend the existing ridge tiles and side gable up to new eaves level to form a new 'dutch' hip type roof structure, with a new window in gable, new dormer and 'velux' window to rear tiled roof, new 'velux' roof light to front tiled roof and conversion of existing attic to storage area, extending existing bay window and porch to front with new tiled hip roof over and associated works.
Land-use zoning
What this land is zoned for
“To protect and/or improve residential amenity”
National zoning type: Existing residential
Objective set by the South Dublin 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 15 August 2018.
Notified floor area: 10.2 m²
Recent sales nearby
within 500 m| Address | Date | Price | Distance |
|---|---|---|---|
| 19 Woodstown Close, Knocklyon, Dublin 16 | Jul 2026 | €755,000 | 16 m |
| 22 Woodstown Meadow, Woodstown Village, Knocklyonnot full market price | Apr 2026 | €200,000 | 52 m |
| 8 Woodstown Close, Knocklyon, Dublin 16 | Feb 2025 | €665,000 | 90 m |
| 2 Woodstown Dale, Knocklyon, Dublin 16 | May 2025 | €715,000 | 98 m |
| 22 Woodstown Heath, Knocklyon, Dublin 16 | Oct 2025 | €650,000 | 104 m |
| 1 Woodstown Heath, Woodstown, Ballycullen Dublin 16 | Dec 2025 | €620,000 | 123 m |
| 4 Woodstown Heights, Woodstown, Knocklyon Dublin 16 | May 2025 | €631,000 | 140 m |
| 8 Woodstown Dr, Knocklyon, Dublin 16 | Mar 2025 | €615,000 | 145 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 received27 October 2017
- Decision due21 December 2017
- Decision issued13 December 2017
- Appeal submitted16 January 2018
- Appeal decided11 May 2018
- Permission expiry16 May 2018
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
Private garage
20 Woodstown Close, Knocklyon, Dublin 16
SD02B/0336South DublinLodged 25 Jul 2002
- GrantedAt this site
Single storey detached garage to side
24 Woodstown Vale, Dublin 16.
S00B/0225South DublinLodged 10 Apr 2000Extension
- GrantedAt this site
Retention of (a) existing single storey side extension comprising of laundry and shower room and (b) existing…
21, Woodstown Close, Knocklyon, Dublin 16
SD07B/0487South DublinLodged 5 Jun 2007Retention
- Granted30 m away
Conversion of their attic to storage including changing the existing hipped end roof, a dormer window to the…
22, Woodstown Close, Dublin 16
SD23B/0534South DublinLodged 21 Dec 2023Extension
- Granted30 m away
Consist of part demolition of existing single storey extension to the rear of 4.96sqm and the construction of…
18, Woodstown Close, Dublin 16
SD06B/0615South DublinLodged 11 Aug 2006Extension
- Granted30 m away
Conversion of attic space for use as storage incorporating 1 'Velux' roof window to rear elevation,…
14, Woodstown Meadows, Dublin 16
SD16B/0101South DublinLodged 5 Apr 2016Extension
- Granted30 m away
Retention of attic conversion consisting of raising of roof profile and dormer windows to side and rear of…
6, Woodstown Meadow, Knocklyon, Dublin 16
SD17B/0155South DublinLodged 25 Apr 2017Retention
- Granted30 m away
Removal of existing bay window and replace with new bay window with tiled roof over, conversion of existing…
1, Woodstown Park, Dublin 16
SD16B/0093South DublinLodged 30 Mar 2016Extension
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
Build-up of existing hip in roof to side of roof into 'Dutch' hip with window in gable wall at attic level;…
3, Woodstown Hill, Knocklyon, Dublin 16
SD17B/0029South DublinLodged 31 Jan 2017
- GrantedExtension
Build up of existing hip in roof to side of roof into dutch hip with window in gable wall at attic level.…
6, Woodstown Way, Knocklyon, Dublin, 16
SD22B/0291South DublinLodged 23 Jun 2022
- GrantedExtension
Extend the existing ridge tiles and roof tiles to form a 'Dutch' type roof structure, extend original side…
26, Woodstown Heights, Knocklyon, Dublin 16
SD15B/0237South DublinLodged 28 Sept 2015
- GrantedExtension
Build up of existing hip in roof to side of roof into 'Dutch' hip with window in gable wall at attic level;…
2,Oakdale Crescent, Ballycullen Road, Firhouse, Dublin 24
SD17B/0387South DublinLodged 27 Nov 2017
- GrantedExtension
Extend the existing ridge tiles & tiled roof to form a 'Dutch' type tiled roof & extend the existing…
25, Woodstown Meadows, Dublin 16
SD17B/0222South DublinLodged 20 Jun 2017
- GrantedExtension
Alterations to roof to allow for attic conversion (25.51sq.m) to include replacing hipped roof at right hand…
62, The Rise, Boden Park, Dublin 16
SD18B/0447South DublinLodged 25 Oct 2018
Community
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