32, Idrone Drive, Knocklyon, Dublin 16, D16P9T3
Rear dormer attic extension with a flat roof and elevational alterations in Knocklyon.
SD25B/0245W · South Dublin County Council · Lodged 1 May 2025
- Reference
- SD25B/0245W
- Authority
- South Dublin County Council
- Register status
- Decided
- Type
- Permission
- Received
- 1 May 2025
Summary
AI-generatedPlanning permission is sought for a rear dormer attic extension to the property. The works will include a flat roof design and associated alterations to the elevations.
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
Planning permission for a rear dormer attic extension to include a flat roof and alterations to elevations.
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.
Recent sales nearby
within 500 m| Address | Date | Price | Distance |
|---|---|---|---|
| 5 Willbrook Estate, White Church Road, Rathfarnham | Oct 2025 | €790,000 | 59 m |
| 6 Idrone Dr, Knocklyon, Templeogue Dublin 16 | Jul 2025 | €575,000 | 112 m |
| 51 Idrone Dr, Knocklyon, Dublin 16not full market price | Mar 2025 | €487,500 | 115 m |
| 44 Idrone Park, Knocklyon, Templeogue Dublin 16 | Feb 2026 | €585,000 | 120 m |
| 98 Westbourne Lodge, Templeogue, Dublin 16 | Apr 2025 | €785,000 | 122 m |
| 2 Idrone Close, Knocklyon, Dublin 16 | Jan 2025 | €800,000 | 148 m |
| 22 Coolamber Park, Templeogue, Dublin 16 | May 2025 | €710,000 | 150 m |
| 5 Idrone Park, Knocklyon Wood, Templeogue Dublin 16 | Jun 2025 | €680,000 | 182 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 received1 May 2025
- Decision due25 June 2025
- Decision issued20 June 2025
- Permission expiry28 July 2030
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
Attic conversion and two-storey extension at the rear, to provide an extended kitchen, dining room and…
32, Idrone Drive, Knocklyon, Dublin 16
SD15B/0373South DublinLodged 22 Dec 2015Extension
- GrantedAt this site
(a) Demolition of previously extended section, internal and external alterations to existing single storey…
Site to the side of 32, Idrone Drive, Knocklyon, Dublin 16
SD12A/0046South DublinLodged 27 Jun 2012New dwelling
- GrantedAt this site
Proposed construction of a dormer attic extension and alterations to existing dormer to the rear and all…
30, Idrone Drive, Ballyroan, Dublin 16, D16 T9W7
SD26B/0092South DublinLodged 5 Mar 2026Extension
- GrantedAt this site
Ground & first floor extensions to the rear. Alterations to the attic dormer to the rear and raising part of…
30 Idrone Drive, Knocklyon, Dublin 16.
SD23B/0326South DublinLodged 26 Jul 2023Extension
- Granted30 m away
Re-roofing the existing front porch and side garage & all associated site works
61, Idrone Park, Dublin 16
SD12B/0120South DublinLodged 10 May 2012Alterations
- Granted40 m away
Detached house
77 Idrone Drive, Templeogue, Dublin 6W.
S00A/0844South DublinLodged 27 Mar 2001
- Granted50 m away
Demolition of existing dining room and utility room extensions at the rear and replacing them with the…
73, Idrone Drive, Knocklyon, Dublin 16
SD07B/0370South DublinLodged 30 Apr 2007Extension
- Granted50 m away
To remove existing flat roof at front, side and rear over porch, garage and kitchen and replace with pitched…
81, Idrone Drive, Knocklyon, Dublin 16, D16W0C6
SD23B/0371South DublinLodged 28 Aug 2023Alterations
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
Planning permission for a flat roof dormer extension in attic to rear of existing house
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4691/18Dublin CityLodged 20 Dec 2018
- InvalidExtension
Planning permission for a rear flat roof dormer at attic level to existing pitched roof at existing dwelling
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WEB1834/22Dublin CityLodged 7 Sept 2022
- GrantedExtension
Planning Permission for a rear dormer extension at attic level, to include a flat roof to dormer and…
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D22A/0308Dún Laoghaire–RathdownLodged 6 May 2022
- GrantedExtension
Permission for attic conversion to a habitable room, raise the main roof, with flat roof rear extension to…
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D19B/0469Dún Laoghaire–RathdownLodged 7 Nov 2019
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Planning permission sought for attic conversion with dormer window to rear and alteration to existing single…
26, Wellmount Court, Finglas, Dublin 11, D11 W0DP
WEB1486/26Dublin CityLodged 3 Mar 2026
- GrantedExtension
Permission for a first floor extension over existing ground floor extension and attic conversion to include a…
40, Annamoe Drive, Cabra, Dublin 7
4251/18Dublin CityLodged 24 Oct 2018
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