9, Knocklyon Close, Knocklyon, Dublin, D16 TP94
GrantedPlanning application SD26B/0156W
Dublin - South Dublin County Council
Proposed Development
Amendmetns to the first floor extension previously granted planning permission Reg Ref: SD21B/0021
View the full application file on the council's planning portal →Application Timeline
Application received
3 Apr 2026
Decision due
28 May 2026
Decision: Grant Permission
28 May 2026
Grant issued
8 Jul 2026
Application Details
- Location
- 9, Knocklyon Close, Knocklyon, Dublin, D16 TP94
- Applicant
- N/A
- Application Type
- Permission
- Planning Authority
- South Dublin County Council
- Eircode
- D16 TP94
- Site Area
- 260 ha
- Floor Area
- 4.4 sq m
Timeline
- Registration Date
- 3 April 2026
- Status
- Final Grant
- Decision
- Grant Permission
- Decision Date
- 28 May 2026
- Grant Date
- 8 July 2026
- Permission Expires
- 7 July 2031
Location
Planning Applications Nearby
What the council has granted and refused around this site is the best guide to how a similar application will fare.
Bay window extension to front at ground floor (3sq.m) and extension to side at first floor level (15sq.m) over previously converted garage.
9, Knocklyon Close, Dublin 16
Conversion and ground floor extension to front of existing garage and first floor extension over garage and kitchen of dwelling.
5 Knocklyon Close, Knocklyon Wood, Templeogue, Dublin 16.
Single storey extension to rear (30sq.m); bay window extension to front at ground floor (3sq.m); extension to side at first floor over existing garage/utility (16sq.m.); widen driveway and all associated site works.
3, Knocklyon Close, Knocklyon, Dublin 16
Extensions and modifications to rear, side and front of existing dwelling to consist of: single storey ground floor extension (28sq.m) to rear of dwelling, two storey extension (45sq.m) to side and front of dwelling incorporating existing ground floor garage area and single storey extension (3sq.m) to front of dwelling at ground floor to include new front door, bay window and canopy roof and all associated site and development works.
11, Idrone Drive, Dublin 16
Single storey extension to front and new tiled roof over existing garage conversion and side.
10, Knocklyon Court, Dublin 16
Demolition of side garage and part of kitchen; construction of double storey side extension and single storey front and rear extensions, with pitched roofs and roof lights to rear.
12, Knocklyon Court, Dublin 16
Family room extension to the rear of the ground floor and bedroom, bathroom extension to the front and side of first floor.
6 Knocklyon Court, Dublin 16.
Retention of single storey sun room extension to rear.
9 Idrone Drive, Knocklyon, Dublin 16.
Construction of a pitched roof canopy to the front elevation to replace the flat roof over front door, brick pier and all associated works.
9, Idrone Drive, Dublin 16
Two storey extension to side of existing house incorporating dormer windows to front and rear with new pitched roof to porch at front and associated site works.
1, Knocklyon Close, Knocklyon, Dublin 16.
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