Planning Register
South Dublin County Council · SD25B/0256 · Permission

18, Rochfort Park, Lucan, Co. Dublin.

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

Council received 7 May 2025We first saw it 11 Sept 2026, 18:51 (493 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/0256 is a planning application for permission at 18, Rochfort Park, Lucan, Co. Dublin., received by South Dublin County Council on 7 May 2025 and first seen by Planning Register on 11 Sept 2026. The application describes: The development will consist of permission for a single storey rear extension plus attic conversion with dormer roof to the rear roof slope plus two number Velux rooflights to front roof slope and all associated site works. The council declared the application invalid on 8 May 2025. The five-week observation window closed on 11 Jun 2025. The site is zoned R2 — existing residential under the South Dublin County Council development plan. Within 500 m there are 89 other decided applications in the last five years and 5 appeals.

Observations close 11 Jun 2025 closed 458 days ago
5 weeks from receipt (7 May 2025) · s.34 Planning and Development Act 2000 · art. 29 Regulations 2001 · €20 to the council
Council registerSite report

Proposal

The development will consist of permission for a single storey rear extension plus attic conversion with dormer roof to the rear roof slope plus two number Velux rooflights to front roof slope and all associated site works

Status
Invalid Application
Decision
Invalidate application on 8 May 2025
Floor area
38 m²
Site (from polygon)
189 m²
Location precision
site (coords_polygon)

Timeline

  • 7 May 2025
    New application
    Observation window closed 11 Jun 2025
  • 8 May 2025
    Decision
    Appeal window closed 5 Jun 2025

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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 · 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 · 1
      R149561

    Provenance

    Register row from the national planning applications feed (NPAD), fetched 11 Sept 2026, 18:51 (store id 94458). 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/68212.

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