Planning Register
South Dublin County Council · SD21A/0255/EP · Extension Of Duration Of Permission

Hawthorns, Killakee Lawns, Firhouse, Dublin 24

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

Council received 30 Mar 2026We first saw it 11 Sept 2026, 18:51 (166 days after receipt — sources refresh weekly)
Applications only for this county. Appeals, zoning, RZLT and consultations: Dún Laoghaire-Rathdown and Fingal only for now.

SD21A/0255/EP is a planning application for extension of duration of permission at Hawthorns, Killakee Lawns, Firhouse, Dublin 24, received by South Dublin County Council on 30 Mar 2026 and first seen by Planning Register on 11 Sept 2026. The application describes: Construction of 2 three storey dwellings and associated ancillary site works. The council granted permission on 20 May 2026. The five-week observation window closed on 5 May 2026. The site is zoned R2 — existing residential under the South Dublin County Council development plan. Within 500 m there are 49 other decided applications in the last five years and 4 appeals.

Appeal window closes 17 Jun 2026 closed 87 days ago
4 weeks from the council's decision (20 May 2026) · s.37 Planning and Development Act 2000 · €220 to An Coimisiún Pleanála (€110 observer)
Council registerSite report

Proposal

Construction of 2 three storey dwellings and associated ancillary site works.

Status
Decision
Decision
Grant extension of duration of permission on 20 May 2026
Site (from polygon)
670 m²
Location precision
site (coords_polygon)

Timeline

  • 30 Mar 2026
    New application
    Observation window closed 5 May 2026
  • 20 May 2026
    Decision
    Appeal window closed 17 Jun 2026

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

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

    • Natural Heritage Area (incl. proposed) · 1
      Dodder Valley
    • 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 110469). 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/70066.

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