PlanningRegister.ie
South Dublin County Council · SD25B/0577W

The Beeches, Firhouse Road, Knocklyon, Dublin 16, D16N4T8

  1. 1 Oct 2025Received
  2. 21 Nov 2025Grant permission for retention
  3. 6 Jan 2026Final grant
  4. 5 Jan 2031Permission expires
Applications only for this county. Appeals, zoning, RZLT and consultations: Dún Laoghaire-Rathdown and Fingal only for now.
Status
Granted
Decision
Grant permission for retention · 21 Nov 2025
Council
South Dublin County Council
Type
Retention
Site
946 m²

What’s proposed

Amendments to the previously approved application (SD18B/0452) consisting of a reduction of the first floor rear extension

SD25B/0577W is a planning application to South Dublin County Council for amendments to the previously approved application (SD18B/0452) consisting of a reduction, received on 1 Oct 2025; permission was granted on 21 Nov 2025.

Planning details

Reference
SD25B/0577W
Local authority
South Dublin County Council
Status
Granted · register status “Final Grant
Received
1 Oct 2025
Observations close
5 Nov 2025 (closed 314 days ago)
Decision due
25 Nov 2025 · decided 21 Nov 2025
Decision
Grant permission for retention on 21 Nov 2025
Proposed development
Amendments to the previously approved application (SD18B/0452) consisting of a reduction of the first floor rear extension
As published by the register.
Site area
946 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 53.28842, -6.32576

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

No commencement notice matched to this reference.

    Zoning at the site

    G3 — High amenity

    HA-DV: To protect and enhance the outstanding character and amenity of the Dodder Valley

    Protected high-amenity landscape. Development is resisted to preserve the character of the area.

    Designations within 250 m

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

    • NIAH-recorded building · 2
      Bellavista Mill; Knocklyon Cross
    • 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 110465). 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/69029.

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