PlanningRegister.ie
South Dublin County Council · SD25B/0478W

22, Colthurst Close, Lucan, Co. Dublin, K78TW68

  1. 5 Aug 2025Received
  2. 30 Sept 2025Grant permission
  3. 31 Oct 2025Commenced
  4. 12 Nov 2025Final grant
  5. 11 Nov 2030Permission expires
Applications only for this county. Appeals, zoning, RZLT and consultations: Dún Laoghaire-Rathdown and Fingal only for now.
Status
Commenced
Decision
Grant permission · 30 Sept 2025
Council
South Dublin County Council
Type
Permission
Site
313 m²

What’s proposed

The conversion of the existing attic space including new internal stairs and proposed flat roofed dormer to the rear of the property, 2 no. rooflights & solar panels to the roof at the front of the property, plus external insulation to the existing property, amendment to the existing window at the side gable, landscaping and all other ancillary site development works required to facilitate the development

SD25B/0478W is a planning application to South Dublin County Council for the conversion of the existing attic space including new internal stairs and proposed, received on 5 Aug 2025; permission was granted on 30 Sept 2025.

Planning details

Reference
SD25B/0478W
Local authority
South Dublin County Council
Status
Commenced · register status “Final Grant
Received
5 Aug 2025
Observations close
9 Sept 2025 (closed 370 days ago)
Decision due
30 Sept 2025 · decided 30 Sept 2025
Decision
Grant permission on 30 Sept 2025
Proposed development
The conversion of the existing attic space including new internal stairs and proposed flat roofed dormer to the rear of the property, 2 no. rooflights & solar panels to the roof at the front of the property, plus external insulation to the existing property, amendment to the existing window at the side gable, landscaping and all other ancillary site development works required to facilitate the development
As published by the register.
Site area
313 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

Explore from hereFree report
Click a dot to open its row.
Loading planning applications…
Free · during launch · limited time

Full planning report for 53.34831, -6.42118

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

  • Opt out commencement notice CN0135274SD
    31 Oct 202522 Colthurst Close, Lucan, South Dublin, K78 TW68matched by ref_exact
  • Opt out commencement notice CN0133436SD
    18 Sept 202522 Colthurst Close, Lucan, South Dublin, K78 TW68matched by spatial

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.

  • NIAH-recorded building · 1
    Kieran Brady
  • 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 · 4
    House - fortified house; Building; Building

Provenance

Register row from the national planning applications feed (NPAD), fetched 11 Sept 2026, 18:51 (store id 99527). 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/68708.

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