PlanningRegister.ie
Dún Laoghaire-Rathdown County Council · D25A/0778/WEB

18, Highthorn Park, Mounttown, Glenageary, Co. Dublin, A96Y6V9

  1. 14 Oct 2025Received
  2. 3 Dec 2025Grant permission
  3. 21 Jan 2026Final grant
  4. 8 Apr 2026Commenced
Status
Commenced
Decision
Grant permission · 3 Dec 2025
Council
Dún Laoghaire-Rathdown County Council
Type
Permission
Site
175 m²

What’s proposed

A double height side extension comprising 20sqm living space on the ground floo

The council feed cuts descriptions short; the full text is on the council register.

D25A/0778/WEB is a planning application to Dún Laoghaire-Rathdown County Council for a double height side extension comprising 20sqm living space on the ground floo, received on 14 Oct 2025; permission was granted on 3 Dec 2025.

Planning details

Reference
D25A/0778/WEB
Local authority
Dún Laoghaire-Rathdown County Council
Status
Commenced · register status “Final Grant
Received
14 Oct 2025
Observations close
18 Nov 2025 (closed 300 days ago)
Decision due
8 Dec 2025 · decided 3 Dec 2025
Decision
Grant permission on 3 Dec 2025
Proposed development
A double height side extension comprising 20sqm living space on the ground floo
As published by the register. The Dún Laoghaire-Rathdown feed cuts the description at 80 characters; the full text is on the council register.
Site area
175 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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Full planning report for 53.28379, -6.14434

Zoning, appeals, sold prices, flood and heritage constraints — everything for this area in one PDF.

No account, no payment. Not a statutory planning search.

Appeal

Not appealed.

Commencement

  • Opt out commencement notice CN0140398DR
    8 Apr 202618 Highthorn Park, Dublin, Dún Laoghaire-Rathdown, A96 Y6V9matched by ref_exact

Zoning at the site

R2 — Existing residential

Objective A: A To provide residential development and improve residential amenity while protecting the existing residential amenities

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.

R2.6 — Existing residential

Objective A: A To provide residential development and improve residential amenity while protecting the existing residential amenities

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

No OPW flood extent nearby.

  • Radon risk area · 1
    About 1 in 20 homes in this area is likely to have high radon levels
  • Recorded monument · 2
    Burial; R149407

Provenance

Register row from the national planning applications feed (NPAD), fetched 11 Sept 2026, 15:18 (store id 2816). 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/dunlaoghaire/application-details/?ref=D25A/0778/WEB.

Source: npad · fetched 11 Sept 2026, 15:18
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npadCC-BY-4.011 Sept 2026, 15:18open