Alterations to previously approved planning application Reg Ref No. SD24A/0034 at 5a, Knocklyon Ave
5a, Knocklyon Ave, Knocklyon, Dublin 16
0.02 ha · On Site
Planning application SD25B/0433W to South Dublin County Council: Alterations to previously approved planning application Reg Ref No. SD24A/0034, at 5a, Knocklyon Ave, Knocklyon. Granted by the council on 1 September 2025. Work commenced on 27 March 2026.
This application amends SD24A/0034, which carries the original file.
Timeline
- Application lodged
- Council granted
- Work commenced
Key facts
Proposed development
alterations to previously approved planning application Reg Ref No. SD24A/0034. The proposed alterations affect House B (5A Knocklyon Ave) of the previous application to include a 1st floor extension to the side (circa 6 Sq/M) & a single storey extension to the rear (circa 3 Sq/M) & all associated works
Planning status
A commencement notice has been lodged: works are under way or about to start.
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Nearby applications
Other applications on the South Dublin register close to this address.
- SD24A/00345, Knocklyon Avenue, Knocklyon, Dublin 16Granted
Sub-division of the existing dwelling into 2 separate dwellings & for permission for a single storey ground floor extension to the side & new roof lights…
- SD21B/06493, Knocklyon Avenue, Dublin 16On Site
Alterations to existing house to include a ground floor extension to rear & side; first floor extension to side…
- SD26B/0032W2, Knocklyon Avenue, Knocklyon, Dublin 16, D16 H3K8On Site
(i) Demolition of single storey lean-to shed and removal of existing boundary wall to the front…
- SD25A/005023, Delaford Lawn, Knocklyon, Dublin 16Granted
Detached Two storey Three bedroom house with shared entrance to side.
- SD25B/0062W9, Knocklyon Avenue, Templeogue, Dublin 16, D16X4COGranted
Following Timber fence constructed inside existing northern boundary wall to rear of existing house.
- SD26B/0056W15, Knocklyon Park, Templeogue, Dublin 16, D16 N1W8Closed
Modifications to a previously granted permission (SD25B/0061W), to include construction of a dormer to the rear pitch of the roof and associated revisions…
Related
About this page: the facts above come from the statutory public planning register kept by South Dublin County Council and are refreshed weekly (last updated 21 Sept 2026). Applicant names and contact details are not shown. Status labels are PlanningLeads' plain-language reading of the register status and the "Use" label is classified by AI from the public description (see how we use AI); neither is legal advice and the council's file is the record. How we handle this data: privacy notice.
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