Planning Register
South Dublin County Council · SD25B/0566W · Permission

4, Liffey Drive, Liffey Valley Park, Lucan, County Dublin, K78 DW28

Data updated 12 Sept 2026 · register lag up to 7 days · sources & freshness

Council received 22 Sept 2025We first saw it 11 Sept 2026, 18:51 (355 days after receipt — sources refresh weekly)
Applications only for this county. Appeals, zoning, RZLT and consultations: Dún Laoghaire-Rathdown and Fingal only for now.

SD25B/0566W is a planning application for permission at 4, Liffey Drive, Liffey Valley Park, Lucan, County Dublin, K78 DW28, received by South Dublin County Council on 22 Sept 2025 and first seen by Planning Register on 11 Sept 2026. The application describes: The development will consist of a change of roof type from hipped to pitched by raising the gable wall, including an attic conversion to a home office and storage, a window in the gable wall and a rear roof dormer. The council granted permission on 12 Nov 2025. The five-week observation window closed on 28 Oct 2025. The site is zoned R2 — existing residential under the South Dublin County Council development plan. Within 500 m there are 73 other decided applications in the last five years and 2 appeals.

Appeal window closes 10 Dec 2025 closed 276 days ago
4 weeks from the council's decision (12 Nov 2025) · s.37 Planning and Development Act 2000 · €220 to An Coimisiún Pleanála (€110 observer)
Council registerSite report

Proposal

The development will consist of a change of roof type from hipped to pitched by raising the gable wall, including an attic conversion to a home office and storage, a window in the gable wall and a rear roof dormer

Status
Final Grant
Decision
Grant permission on 12 Nov 2025
Final grant
23 Dec 2025
Permission expires
22 Dec 2030
Floor area
33 m²
Site (from polygon)
191 m²
Location precision
site (coords_polygon)

Timeline

  • 22 Sept 2025
    New application
    Observation window closed 28 Oct 2025
  • 12 Nov 2025
    Decision
    Appeal window closed 10 Dec 2025

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

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Appeal

Not appealed.

Commencement

No commencement notice matched to this reference.

    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.

    • Radon risk area · 3
      About 1 in 10 homes in this area is likely to have high radon levels; About 1 in 5 homes in this area is likely to have high radon levels; About 1 in 5 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 92697). 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/68998.

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