31, Knocklyon Green, Knocklyon, Dublin 16
Demolition of side structures to build a two-storey side/front extension, attic conversion, and a new porch.
SD09B/0243 · South Dublin County Council · Lodged 29 June 2009
- Reference
- SD09B/0243
- Authority
- South Dublin County Council
- Register status
- Decided
- Type
- Permission
- Received
- 29 June 2009
- Floor area
- 94 m²
Summary
AI-generatedThe project involves the demolition of an existing games room, garage, and utility room. A new two-storey extension will be built to the side and front, alongside an attic conversion with a rear dormer, a new front porch, and a new pedestrian entrance from the lane.
- Storeys
- 2
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
Demolition of the existing games room, garage and utility to side/front of existing house, build new 2 storey extension to side/front with living room to front and utility/shower room to rear at ground floor and 2 no. Bedrooms and bathroom at first floor with pitched roof over to front and conversion of attic to study with dormer roof to rear, part flat, part pitched, with 3 no. Velux rooflights, new porch to front with pitched roof over and replacement of flat roof to ex t. V. Room to rear with new tiled pitched roof with glazing, and new pedestrian entrance from ex lane way through a new 2m high plastered boundary wall to side of front garden.
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 |
|---|---|---|---|
| 60 Knocklyon Green, Templeogue, Dublin 16 | Apr 2026 | €650,000 | 53 m |
| 69 Westbourne Lodge, Templeogue, Dublin 16 | Dec 2025 | €665,000 | 63 m |
| 76 Westbourne Lodge, Templeogue, Dublin 16 | Oct 2025 | €608,000 | 65 m |
| 35 Knocklyon Park, Knocklyon Woods, Templeogue Dublin 16 | Jul 2025 | €687,000 | 68 m |
| 16 Green Acre Court, Firhouse Rd, Templeogue Dublin 16 | Mar 2025 | €595,000 | 76 m |
| 19 Knocklyon Green, Templeogue, Dublin 16 | May 2025 | €830,000 | 86 m |
| 87 Westbourne Lodge, Templeogue, Dublin 16not full market price | Mar 2025 | €500,000 | 98 m |
| 51 Idrone Dr, Knocklyon, Dublin 16not full market price | Mar 2025 | €487,500 | 146 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 received29 June 2009
- Decision due23 August 2009
- Decision issued20 August 2009
- Grant issued6 October 2009
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
The deomlition of the existing games room, garage and utility to side/front of ex house, build new two storey…
31, Knocklyon Green, Knocklyon, Dublin 16
SD09B/0457South DublinLodged 27 Nov 2009Extension
- GrantedAt this site
Pitched canopy to front first floor extension to side and single storey extension to rear
29 Knocklyon Green, Templeogue, Dublin 16.
S00B/0722South DublinLodged 5 Dec 2000Extension
- GrantedAt this site
Construction of first floor extension above garage to the side comprising of bedroom and office; conversion…
27, Knocklyon Green, Knocklyon, Dublin 16
SD19B/0200South DublinLodged 17 May 2019Extension
- Granted30 m away
Construction of new bay window and porch c/w tiled roof to the front of existing dwelling
25, Knocklyon Green, Dublin 16
SD18B/0347South DublinLodged 10 Aug 2018Extension
- Granted30 m away
Single storey pitched roof extension to rere to provide new kitchen, dining, living space with 8 no. Velux…
28, Knocklyon Park, Dublin 16
SD13B/0051South DublinLodged 7 Mar 2013Extension
- Granted30 m away
Extension at ground floor level to rear. Also extension at first floor level to side
28 Knocklyon Park, Knocklyon, Dublin 16.
S00B/0301South DublinLodged 25 Jul 2000Extension
- Granted40 m away
Construction of first floor extension over existing garage to side of existing house to provide 2 new…
26, Knocklyon Park, Knocklyon, Dublin 16
SD10B/0419South DublinLodged 8 Nov 2010Extension
- Granted40 m away
Single storey extension to rear with pitched roof over incorporating 6 no. Velux rooflights, 3 no. on each…
23, Knocklyon Green, Dublin 16
SD12B/0062South DublinLodged 15 Mar 2012Extension
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 deomlition of the existing games room, garage and utility to side/front of ex house, build new two storey…
31, Knocklyon Green, Knocklyon, Dublin 16
SD09B/0457South DublinLodged 27 Nov 2009
- GrantedExtension
Demolition of garage, utility, chimney to side and sheds to rear and construction of a two storey pitched…
14, Rowan Park Avenue, Blackrock, Co. Dublin
D04A/0107Dún Laoghaire–RathdownLodged 2 Feb 2004
- GrantedExtension
Demolition of garage and utility room to side and construction of 2 storey extension to the side, comprising…
83, Carysfort Downs, Blackrock, Co. Dublin
D05B/0719Dún Laoghaire–RathdownLodged 4 Oct 2005
- GrantedExtension
Demolition of an existing single-storey sunroom extension to the rear, and the demolition of an existing…
27, Woodbine Park, Booterstown, Co. Dublin, A94F992
D23B/0114Dún Laoghaire–RathdownLodged 16 Mar 2023
- RefusedExtension
Demolition of existing single storey extension and garage at side,erect new two storey extension at side and…
7, Whitebarn Road, Churchtown, Dublin 14.
D06A/1228Dún Laoghaire–RathdownLodged 25 Aug 2006
- GrantedExtension
Demolition of a single storey converted garage to the side, a single storey kitchen extension, bay window and…
5, Rathdown Crescent, Terenure, Dublin 6w
3484/24Dublin CityLodged 5 Apr 2024
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