Planning Register
South Dublin County Council · SD25B/0057W · Permission

21, Millgate Drive, Perrystown, Dublin, D12 PN35

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

Council received 13 Feb 2025We first saw it 11 Sept 2026, 18:51 (576 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/0057W is a planning application for permission at 21, Millgate Drive, Perrystown, Dublin, D12 PN35, received by South Dublin County Council on 13 Feb 2025 and first seen by Planning Register on 11 Sept 2026. The application describes: Demolition of an existing single storey extension to the side and the construction of a new two storey extension to the side, a new porch to the front and a single storey sunroom to the rear of the dwelling. The existing roof is to include rooflights, dormer window to the rear, internal modifications and connection to all main site services and associated work. The council granted permission on 4 Apr 2025. The five-week observation window closed on 20 Mar 2025. A commencement notice (CN0129911SD) was lodged on 23 Jun 2025, so works have started on site. The site is zoned R2 — existing residential under the South Dublin County Council development plan. Within 500 m there are 146 other decided applications in the last five years and 14 appeals.

Appeal window closes 2 May 2025 closed 498 days ago
4 weeks from the council's decision (4 Apr 2025) · s.37 Planning and Development Act 2000 · €220 to An Coimisiún Pleanála (€110 observer)
Council registerSite report

Proposal

Demolition of an existing single storey extension to the side and the construction of a new two storey extension to the side, a new porch to the front and a single storey sunroom to the rear of the dwelling. The existing roof is to include rooflights, dormer window to the rear, internal modifications and connection to all main site services and associated work

Status
Final Grant
Decision
Grant permission on 4 Apr 2025
Final grant
16 May 2025
Permission expires
15 May 2030
Floor area
32 m²
Site (from polygon)
407 m²
Location precision
site (coords_polygon)

Timeline

  • 13 Feb 2025
    New application
    Observation window closed 20 Mar 2025
  • 4 Apr 2025
    Decision
    Appeal window closed 2 May 2025

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Appeal

Not appealed.

Commencement

  • Opt out commencement notice CN0129911SD
    23 Jun 202521 Millgate Drive, Perrystown, South Dublin, D12 PN35matched 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

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

  • 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 108444). 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/67695.

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