21, Knocklyon Court, Dublin 16
Single-storey front and side extensions, and retention of a garden shed and pedestrian access.
SD07B/0897 · South Dublin County Council · Lodged 15 April 2008
- Reference
- SD07B/0897
- Authority
- South Dublin County Council
- Register status
- Decided
- Type
- Permission and Retention
- Received
- 15 April 2008
- Floor area
- 7.53 m²
Summary
AI-generatedPermission is sought for single-storey front and side extensions to a semi-detached house, including roof alterations. Retention permission is also sought for an existing garden shed and a pedestrian access point on the rear boundary.
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
Single storey extensions to front and side of existing two-storey, semi-detached dwelling house with velux rooflights facing side boundary, relocation of back door and changes to roof over existing extensions to front and side. The proposed retention consists of garden shed in rear garden and pedestrian access on rear boundary.
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 | 90 m |
| 51 Idrone Dr, Knocklyon, Dublin 16not full market price | Mar 2025 | €487,500 | 110 m |
| 5 Idrone Park, Knocklyon Wood, Templeogue Dublin 16 | Jun 2025 | €680,000 | 127 m |
| 76 Westbourne Lodge, Templeogue, Dublin 16 | Oct 2025 | €608,000 | 145 m |
| 6 Idrone Dr, Knocklyon, Templeogue Dublin 16 | Jul 2025 | €575,000 | 147 m |
| 19 Knocklyon Green, Templeogue, Dublin 16 | May 2025 | €830,000 | 154 m |
| 4 Knocklyon Avenue, Templeogue, Dublin 16 | May 2025 | €670,000 | 171 m |
| 98 Westbourne Lodge, Templeogue, Dublin 16 | Apr 2025 | €785,000 | 177 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 received15 April 2008
- Further information requested19 December 2007
- Further information received15 April 2008
- Decision due12 May 2008
- Decision issued12 May 2008
- Grant issued25 June 2008
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
Demolish existing single storey rear extension and construction of new single storey extension to the rear,…
25, Knocklyon Court, Templeogue, Dublin 16
SD09B/0318South DublinLodged 11 Aug 2009Extension
- Granted30 m away
Demolish part of the existing conservatory to rear and construct a new sunroom with a concrete tiled roof to…
15, Knocklyon Court, Knocklyon, Dublin 16
SD11B/0269South DublinLodged 18 Jul 2011Extension
- Granted30 m away
The works will consist of the construction of a second storey over garage extension to the side of the…
15, Knocklyon Court, Knocklyon, Dublin 16
SD04B/0089South DublinLodged 5 Mar 2004Extension
- Granted30 m away
Ground floor extension to front and side to provide kitchen/dining, utility room, sitting room, 2-car garage…
46, Knocklyon Green, Knocklyon, Dublin 16
SD03B/0110South DublinLodged 17 Jul 2003Extension
- Granted30 m away
Single storey extension to rear
46 Knocklyon Green, Knocklyon, Dublin 16.
S00B/0238South DublinLodged 16 Jun 2000Extension
- Granted40 m away
Retention of a single storey kitchen extention to the side of the house and permission for a single storey…
13, Knocklyon Court, Dublin 16
SD06B/0497South DublinLodged 3 Jul 2006Extension
- Granted40 m away
Family room extension to the rear of the ground floor and bedroom, bathroom extension to the front and side…
6 Knocklyon Court, Dublin 16.
S99B/0209South DublinLodged 1 Apr 1999Extension
- Granted40 m away
Single storey extension to front and new tiled roof over existing garage conversion and side
10, Knocklyon Court, Dublin 16
SD04B/0062South DublinLodged 20 Feb 2004Extension
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- GrantedRetention
Retention of rear extension; side conservatory; Velux rooflight to front roof slope of existing dormer…
Plains View, Calliaghstown Upper, Rathcoole, Co. Dublin.
SD14B/0150South DublinLodged 7 Aug 2014
- GrantedExtension
Retention of single storey side shed attached to southern side of dwelling. Permission for ground floor side…
1, Palmers Grove, Palmerstown Manor, Palmerstown, Dublin 20
SD19B/0265South DublinLodged 5 Jul 2019
- GrantedExtension
Construction of (a) single storey extension to front of dwelling, (b) one and a half storey extension to rear…
Ballyduff , Ballylanders , Co. Limerick.
18648LimerickLodged 27 Jun 2018
- GrantedExtension
Permission for the development of an existing semi-detached dwelling. The development will consist of the…
51, Pine Valley Park, Rathfarnham, Dublin 16, D16AC90
D25B/0377/WEBDún Laoghaire–RathdownLodged 4 Jul 2025
- GrantedExtension
Planning permission for alterations/extensions of the existing two storey semi-detached house comprising of…
60, Park Road, Navan Road, Dublin 7, D07 NY24
2173/20Dublin CityLodged 31 Jan 2020
- GrantedRetention
Retention of single storey flat roof extension with a rooflight to the rear of the dwelling; Retention of 4…
123, Whitehall Road, Dublin 12.
SD22B/0335South DublinLodged 4 Oct 2022
Community
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