PlanningRegister.ie
South Dublin County Council · SD25B/0467W

5, Colthurst Mews, Lucan, Co. Dublin, K78 D232.

  1. 25 Jul 2025Received
  2. 12 Sept 2025Grant permission
  3. 24 Oct 2025Final grant
  4. 13 Nov 2025Commenced
  5. 23 Oct 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 · 12 Sept 2025
Council
South Dublin County Council
Type
Permission
Site
201 m²

What’s proposed

Attic conversion for storage use, including dormer windows to the front and rear; construction of a single-storey pitched roof extension with front-facing gable; and a single-storey flat roof extension to the rear

SD25B/0467W is a planning application to South Dublin County Council for attic conversion for storage use, including dormer windows to the front and rear, received on 25 Jul 2025; permission was granted on 12 Sept 2025.

Planning details

Reference
SD25B/0467W
Local authority
South Dublin County Council
Status
Commenced · register status “Final Grant
Received
25 Jul 2025
Observations close
29 Aug 2025 (closed 381 days ago)
Decision due
18 Sept 2025 · decided 12 Sept 2025
Decision
Grant permission on 12 Sept 2025
Proposed development
Attic conversion for storage use, including dormer windows to the front and rear; construction of a single-storey pitched roof extension with front-facing gable; and a single-storey flat roof extension to the rear
As published by the register.
Site area
201 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 CN0135628SD
    13 Nov 20255 Colthurst Mews, Lucan, South Dublin, K78 D232matched 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

No OPW flood extent nearby.

  • NIAH-recorded building · 1
    Kieran Brady
  • 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
  • Recorded monument · 4
    House - fortified house; Building; Building

Provenance

Register row from the national planning applications feed (NPAD), fetched 11 Sept 2026, 18:51 (store id 94394). 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/68655.

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