45, Orlagh Park, Knocklyon, Dublin 16, D16 T8Y1
Construction of a side dormer roof and modifications to the rear extension to create a flat roof with roof lights.
SD25B/0200W · South Dublin County Council · Lodged 10 April 2025
- Reference
- SD25B/0200W
- Authority
- South Dublin County Council
- Register status
- Decided
- Type
- Permission
- Received
- 10 April 2025
Summary
AI-generatedThis application seeks permission to construct a dormer roof on the side of the main roof. It also includes modifying the existing rear extension to create parapet walls and a flat roof with roof lights.
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 construction of a dormer roof on the side of the main roof, modifying the rear extension to create parapet walls and a flat roof with roof lights, and all ancillary works necessary to facilitate the development.
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 |
|---|---|---|---|
| 17 Orlagh Park, Knocklyon, Dublin 16 | Aug 2025 | €900,000 | 113 m |
| 24 Beverly Crescent, Knocklyon, Dublin 16 | Sept 2025 | €565,000 | 129 m |
| 14 Orlagh Court, Scholarstown Rd, Dublin 16 | Jan 2025 | €675,000 | 140 m |
| 12 Beverly Crescent, Knocklyon, Dublin 16 | Jan 2025 | €712,500 | 148 m |
| 12 Beverly Lawns, Knocklyon, Dublin 16 | Feb 2025 | €620,000 | 157 m |
| 6 Beverly Heights, Knocklyon, Dublin 16 | Jan 2025 | €635,000 | 168 m |
| 1 Orlagh Pines, Knocklyon, Dublin 16 | Nov 2025 | €711,000 | 168 m |
| 7 Beverly Lawns, Knocklyon, Dublin 16 | Apr 2025 | €560,000 | 169 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 received10 April 2025
- Decision due4 June 2025
- Decision issued3 June 2025
- Permission expiry14 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
Ground & first floor extension to the side and rear and provision of roof light to the front
45, Orlagh Park, Dublin 16
SD15B/0143South DublinLodged 30 Apr 2015Extension
- GrantedAt this site
First floor extension to side and rear with single storey rear extension and with rooflights to existing and…
46, Orlagh Park, Dublin 16
SD07B/0847South DublinLodged 10 Oct 2007Extension
- Granted40 m away
Velux roof light to front roof of house
39, Orlagh Park, Knocklyon, Dublin 16
SD06B/0691South DublinLodged 11 Sept 2006Retention
- Granted40 m away
Retention permission for velux roof lighting in front roof
38, Orlagh Park, Knocklyon, Dublin 16
SD04B/0026South DublinLodged 29 Jan 2004Retention
- Exempt — no permission needed70 m away
Conversion of garage for habitable purposes & single storey domestic extension to rear of property
24, Orlagh Park, Knocklyon, Dublin 16
ED24/0065South DublinLodged 14 Nov 2024Extension
- Granted70 m away
To extend existing dwelling consisting of new first floor above existing family/TV room
26, Orlagh Park, Scholarstown Road, Dublin 16
SD04B/0350South DublinLodged 5 Jul 2004Extension
- Granted70 m away
(1) 2 storey partial side extension with pitched & hipped roof over, in line with front line of existing…
36, Beverly Lawns, Knocklyon, Dublin 16
SD07B/0207South DublinLodged 14 Mar 2007Extension
- Granted80 m away
First floor extension to the side of dwelling and new ground floor side & window
53, Orlagh Park, Knocklyon, Dublin 16
SD08B/0581South DublinLodged 12 Aug 2008Extension
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 construction of a new rear dormer roof extension and ancillary elevational changes. Including the…
7 Ferryview Cottages, Dromderrig, Worlds End, Kinsale, Co. Cork
214735corkLodged 23 Mar 2021
- GrantedExtension
The development consists of a first-floor extension to the side, a dormer roof and roof light to the front, a…
90, Monastery Road, Clondalkin, Dublin, D22 E289
SD25B/0513WSouth DublinLodged 27 Aug 2025
- GrantedExtension
Demolition of an existing dormer roof and construction of a new wider dormer roof over first floor extension…
16, Wainsfort Crescent, Terenure, Dublin 6w
SD20B/0229South DublinLodged 3 Jul 2020
- GrantedExtension
Construction of a single-storey flat roof extension to rear — Construction of a two-storey pitched roof…
116, Raheny Road, Raheny, Dublin 5
2359/18Dublin CityLodged 22 Feb 2018
- Awaiting decisionExtension
The development will consist of the construction of a rear dormer extension at roof level, provision of roof…
192A, Millbrook Avenue, Donaghmede, Dublin 13
WEB2138/26Dublin CityLodged 7 May 2026
- GrantedExtension
Provision of a dormer extension to the rear roof; 2 rooflights to the front roof and all associated site works
4, Monastery Gate Copse, Dublin 22
SD23B/0246South DublinLodged 2 Jun 2023
Community
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