21, Knocklyon Drive, Rathfarnham, Dublin 16.
Conversion of a garage to a family room, a new first-floor extension above it, and an attic conversion.
SD06B/0035 · South Dublin County Council · Lodged 25 January 2006
- Reference
- SD06B/0035
- Authority
- South Dublin County Council
- Register status
- Decided
- Type
- Permission
- Received
- 25 January 2006
- Floor area
- 69 m²
Summary
AI-generatedThe application seeks permission to convert the existing garage into a family room. It also includes building a new first-floor extension directly over the garage and converting the attic space.
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
Conversion of existing garage to family room, construction of new first floor extension over existing garage and conversion of existing attic.
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 |
|---|---|---|---|
| 8 Knocklyon Dr, Templeogue, Dublin 16 | Sept 2025 | €755,000 | 49 m |
| 30 Ballyroan Park, Templeogue, Dublin 16 | Dec 2025 | €675,000 | 92 m |
| 11 Ballyroan Park, Templeogue, Dublin 16 | Sept 2025 | €710,000 | 108 m |
| 54 Ballyroan Road, Rathfarnham, Dublin 16 | Feb 2026 | €894,000 | 153 m |
| 95 Ballyroan Rd, Templeogue, Dublin 16 | Sept 2025 | €675,000 | 165 m |
| Castlegrace Ballyroan Park, Rathfarnham, Dublin 16 | Jan 2025 | €975,000 | 166 m |
| 90 Ballyroan Rd, Templeogue, Dublin 16 | May 2025 | €337,500 | 171 m |
| 57 Elkwood, Rathfarnham, Dublin 16 | May 2026 | €740,000 | 221 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 received25 January 2006
- Decision due21 March 2006
- Decision issued16 March 2006
- Grant issued25 April 2006
In the area
Applications near this site
Other planning applications within about 500 m — what else is being proposed or built nearby.
- InvalidAt this site
Conversion of existing garage to family room, construction of new first floor extension over existing garage…
21, Knocklyon Drive, Rathfarnham, Dublin 16.
SD06B/0016South DublinLodged 13 Jan 2006Extension
- WithdrawnAt this site
Demolition of existing concrete shed, conversion of existing garage to family room, construction of new first…
21, Knocklyon Drive, Rathfarnham, Dublin 16.
SD05B/0675South DublinLodged 12 Dec 2005Extension
- GrantedAt this site
Single storey bedroom to rear with tiled roof over; internal alterations to existing ground floor room to…
23, Knocklyon Drive, Dublin 16
SD10B/0165South DublinLodged 26 Apr 2010Extension
- GrantedAt this site
Retention of 2no. roof windows to front elevation; permission for extension to and conversion of garage and…
25, Knocklyon Drive, Templeogue, Dublin 16
SD08B/0126South DublinLodged 29 Feb 2008Extension
- Granted50 m away
Ground floor rear extension with flat roof and 4 roof lights over; resizing of garage entrance to front and 1…
33, Knocklyon Drive, Rathfarnham, Dublin 16
SD21B/0522South DublinLodged 8 Oct 2021Extension
- Granted60 m away
Widening of existing driveway opening to 3.5m; new canopy at front entrance to replace existing; convert…
9, Knocklyon Drive, Rathfarnham, Dublin 16
SD20B/0033South DublinLodged 3 Feb 2020Extension
- Granted60 m away
Single storey extension to rear of house
12, Knocklyon Drive, Templeogue, Dublin 16
SD04B/0270South DublinLodged 24 May 2004Extension
- Granted60 m away
Build an extension over existing garage and roof dormer to rear
12 Knocklyon Drive, Templeogue, Dublin 16.
S00B/0070South DublinLodged 10 Feb 2000Extension
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- InvalidExtension
Conversion of existing garage to family room, construction of new first floor extension over existing garage…
21, Knocklyon Drive, Rathfarnham, Dublin 16.
SD06B/0016South DublinLodged 13 Jan 2006
- GrantedExtension
Conversion of garage to family room including first floor extension over garage, new front porch and…
8, Marian Park, Rathfarmham, Dublin 14
SD04B/0603South DublinLodged 17 Nov 2004
- GrantedExtension
Extension and conversion of garage to family room, new side entrance lobby, extension and modification of…
111, Fortfield Road, Terenure, Dublin 6w
SD03B/0004South DublinLodged 6 Jan 2003
- GrantedExtension
Conversion of existing garage to family room, and extensions constructed to the rear of existing house
20, Rathfarnham Park, Rathfarnham, Dublin 14.
SD06B/0060South DublinLodged 9 Feb 2006
- WithdrawnExtension
Demolition of existing concrete shed, conversion of existing garage to family room, construction of new first…
21, Knocklyon Drive, Rathfarnham, Dublin 16.
SD05B/0675South DublinLodged 12 Dec 2005
- GrantedExtension
Conversion of garage to family room and extension of garage to front. New tiled roof to extended garage and…
29, Springhill Park, Killiney, Co. Dublin
D04B/0674Dún Laoghaire–RathdownLodged 6 Sept 2004
Community
Discussion
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