PlanningRegister.ie
South Dublin County Council · SD25B/0061W

15, Knocklyon Park, Templeogue, Dublin 16, D16 N1W8.

  1. 13 Feb 2025Received
  2. 2 Apr 2025Grant permission
  3. 16 May 2025Final grant
  4. 28 May 2026Commenced
  5. 15 May 2030Permission expires
Applications only for this county. Appeals, zoning, RZLT and consultations: Dún Laoghaire-Rathdown and Fingal only for now.
Status
Commenced
Decision
Grant permission · 2 Apr 2025
Council
South Dublin County Council
Type
Permission
Site
281 m²

What’s proposed

Construction of extension to front, rear and side of existing two storey semi-detached house, to include garden room to rear garden, rooflights to side and rear roofs, associated landscaping works

SD25B/0061W is a planning application to South Dublin County Council for construction of extension to front, rear and side of existing two storey semi-detached, received on 13 Feb 2025; permission was granted on 2 Apr 2025.

Planning details

Reference
SD25B/0061W
Local authority
South Dublin County Council
Status
Commenced · register status “Final Grant
Received
13 Feb 2025
Observations close
20 Mar 2025 (closed 543 days ago)
Decision due
9 Apr 2025 · decided 2 Apr 2025
Decision
Grant permission on 2 Apr 2025
Proposed development
Construction of extension to front, rear and side of existing two storey semi-detached house, to include garden room to rear garden, rooflights to side and rear roofs, associated landscaping works
As published by the register.
Site area
281 m² from the mapped boundary, not the council's figure
Applicant
Not published — the national feed carries no applicant name council register

Around this site this application first, then everything within 500 m

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Appeal

Not appealed.

Commencement

  • Short commencement notice CN0142930SD
    28 May 202615 Knocklyon Park, Knocklyon, South Dublin, D16 N1W8matched by ref_exact

Zoning at the site

R2 — Existing residential

RES: To protect and/or improve residential amenity

An established residential area. The objective is to protect existing residential amenity as well as to provide housing — which is the objective a neighbour's objection to an overbearing extension is usually argued under.

Designations within 250 m

OPW flood extent nearby — flag only (licence); floodinfo.ie.

  • Radon risk area · 2
    About 1 in 10 homes in this area is likely to have high radon levels; About 1 in 20 homes in this area is likely to have high radon levels

Provenance

Register row from the national planning applications feed (NPAD), fetched 11 Sept 2026, 18:51 (store id 99826). Deadlines were computed by the store from the received / decided dates under the Planning and Development Act 2000 and are recorded as events, not recomputed here. Council register: https://planning.agileapplications.ie/southdublin/application-details/67701.

Source: npad · fetched 11 Sept 2026, 18:51
SourceLicenceFetchedLink
npadCC-BY-4.011 Sept 2026, 18:51open