22, Colthurst Close, Lucan, Co. Dublin, K78TW68
Data updated 12 Sept 2026 · register lag up to 7 days · sources & freshness
SD25B/0478W is a planning application for permission at 22, Colthurst Close, Lucan, Co. Dublin, K78TW68, received by South Dublin County Council on 5 Aug 2025 and first seen by Planning Register on 11 Sept 2026. The application describes: 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. The council granted permission on 30 Sept 2025. The five-week observation window closed on 9 Sept 2025. A commencement notice (CN0135274SD) was lodged on 31 Oct 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 84 other decided applications in the last five years and 6 appeals.
Proposal
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.
- Status
- Final Grant
- Decision
- Grant permission on 30 Sept 2025
- Final grant
- 12 Nov 2025
- Permission expires
- 11 Nov 2030
- Floor area
- 19 m²
- Site (from polygon)
- 313 m²
- Location precision
- site (coords_polygon)
Timeline
- 5 Aug 2025New applicationObservation window closed 9 Sept 2025
- 30 Sept 2025DecisionAppeal window closed 28 Oct 2025
Full planning report for 53.34831, -6.42118
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1 Where this is — preview
1 Deadlines still open
Appeal
Not appealed.
Commencement
- Opt out commencement notice CN0135274SD
- Opt out commencement notice CN0133436SD
Zoning at the site
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
- Radon risk area · 2
- Recorded monument · 4
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
| Source | Licence | Fetched | Link |
|---|---|---|---|
| npad | CC-BY-4.0 | 11 Sept 2026, 18:51 | open |